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rdpwrap/src-x86-x64-Fusix/src/RDPWrap.cpp

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Main commit Sources & binaries
2014-10-22 23:47:44 +00:00
// RDPWrap C++ port by Fusix (Nikita Parshin)
// assisted by binarymaster (Stas'M)
// Terminal Services supported versions
// 6.0.X.X (Windows Vista, any) [policy hook only]
// 6.0.6000.16386 (Windows Vista) [policy hook + extended patch]
// 6.0.6001.18000 (Windows Vista SP1) [policy hook + extended patch]
// 6.0.6001.22565 (Windows Vista SP1 with KB977541) [todo]
// 6.0.6001.22635 (Windows Vista SP1 with KB970911) [todo]
// 6.0.6001.22801 (Windows Vista SP1 with KB2381675) [todo]
// 6.0.6002.18005 (Windows Vista SP2) [policy hook + extended patch]
// 6.0.6002.22269 (Windows Vista SP2 with KB977541) [todo]
// 6.0.6002.22340 (Windows Vista SP2 with KB970911) [todo]
// 6.0.6002.22515 (Windows Vista SP2 with KB2381675) [todo]
// 6.0.6002.22641 (Windows Vista SP2 with KB2523307) [todo]
// 6.1.X.X (Windows 7, any) [policy hook only]
// 6.1.7600.16385 (Windows 7) [policy hook + extended patch]
// 6.1.7600.20890 (Windows 7 with KB2479710) [todo]
// 6.1.7600.21316 (Windows 7 with KB2750090) [todo]
// 6.1.7601.17514 (Windows 7 SP1) [policy hook + extended patch]
// 6.1.7601.21650 (Windows 7 SP1 with KB2479710) [todo]
// 6.1.7601.21866 (Windows 7 SP1 with KB2647409) [todo]
// 6.1.7601.22104 (Windows 7 SP1 with KB2750090) [todo]
// 6.1.7601.18540 (Windows 7 SP1 with KB2984972 GDR) [policy hook + extended patch]
// 6.1.7601.22750 (Windows 7 SP1 with KB2984972 LDR) [policy hook + extended patch]
// 6.2.8102.0 (Windows 8 Developer Preview) [policy hook + extended patch]
// 6.2.8250.0 (Windows 8 Consumer Preview) [policy hook + extended patch]
// 6.2.8400.0 (Windows 8 Release Preview) [policy hook + extended patch]
// 6.2.9200.16384 (Windows 8) [policy hook + extended patch]
// 6.2.9200.17048 (Windows 8 with KB2973501 GDR) [policy hook + extended patch]
// 6.2.9200.21166 (Windows 8 with KB2973501 LDR) [policy hook + extended patch]
// 6.3.9431.0 (Windows 8.1 Preview) [init hook + extended patch]
// 6.3.9600.16384 (Windows 8.1) [init hook + extended patch]
// 6.3.9600.17095 (Windows 8.1 with KB2959626) [init hook + extended patch]
// 6.4.9841.0 (Windows 10 Technical Preview) [init hook + extended patch]
// Known failures
// 6.0.6000.16386 (Windows Vista RTM x86, crashes on logon attempt)
// Internal changelog:
// 2014.10.19 :
// - added support for version 6.0.6000.16386 (x64)
// - added support for version 6.0.6001.18000 (x64)
// - added support for version 6.1.7600.16385
// 2014.10.18 :
// - corrected some typos in source
// - simplified signature constants
// - added support for version 6.0.6000.16386 (x86)
// - added support for version 6.0.6001.18000 (x86)
// - added support for version 6.0.6002.18005
// - added support for version 6.1.7601.17514
// - added support for version 6.1.7601.18540
// - added support for version 6.1.7601.22750
// - added support for version 6.2.9200.17048
// - added support for version 6.2.9200.21166
// 2014.10.17 :
// - collecting information about all versions of Terminal Services beginning from Vista
// - added [todo] to the versions list
// 2014.10.16 :
// - got new updates: KB2984972 for Win 7 (still works with 2 concurrent users) and KB2973501 for Win 8 (doesn't work)
// 2014.10.02 :
// - researching Windows 10 TP Remote Desktop
// - done! even without debugging symbols ^^)
// 2014.07.25 :
// - added few comments about ARM platform for developers
// 2014.07.22 :
// - fixed bug in x64 signatures
// 2014.07.20 :
// - added support for Windows 8 Release Preview
// - added support for Windows 8 Consumer Preview
// - added support for Windows 8 Developer Preview
// 2014.07.19 :
// - improved patching of Windows 8
// - added policy patches
// - will patch CDefPolicy::Query
// - will patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled
// 2014.07.18 :
// - researched patched files from MDL forum
// - CSLQuery::GetMaxSessions requires no patching
// - it's better to change the default policy, so...
// - will patch CDefPolicy::Query
// - will patch CEnforcementCore::GetInstanceOfTSLicense
// - will patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled
// - the function CSLQuery::Initialize is hooked correctly
// 2014.07.17 :
// - will hook only CSLQuery::Initialize function
// - CSLQuery::GetMaxSessions will be patched
// - added x86 signatures for 6.3.9431.0 (Windows 8.1 Preview)
// - added x64 signatures for 6.3.9431.0 (Windows 8.1 Preview)
// - just for check ^^)
// 2014.07.16 :
// - changing asm opcodes is bad, will hook CSL functions
// 2014.07.15 :
// - added x86 signatures for 6.3.9600.16384 (Windows 8.1)
// - added x64 signatures for 6.3.9600.16384 (Windows 8.1)
// - added x86 signatures for 6.3.9600.17095 (Windows 8.1 with KB2959626)
// - added x64 signatures for 6.3.9600.17095 (Windows 8.1 with KB2959626)
#include "stdafx.h"
typedef struct
{
union
{
struct
{
WORD Minor;
WORD Major;
} wVersion;
DWORD dwVersion;
};
WORD Release;
WORD Build;
} FILE_VERSION;
#ifdef _WIN64
typedef unsigned long long PLATFORM_DWORD;
struct FARJMP
{ // x64 far jump | opcode | assembly
BYTE MovOp; // 48 mov rax, ptr
BYTE MovRegArg; // B8
DWORD64 MovArg; // PTR
BYTE PushRaxOp; // 50 push rax
BYTE RetOp; // C3 retn
};
// x64 signatures
char CDefPolicy_Query_eax_rcx_jmp[] = {0xB8, 0x00, 0x01, 0x00, 0x00, 0x89, 0x81, 0x38, 0x06, 0x00, 0x00, 0x90, 0xEB};
char CDefPolicy_Query_eax_rdi[] = {0xB8, 0x00, 0x01, 0x00, 0x00, 0x89, 0x87, 0x38, 0x06, 0x00, 0x00, 0x90};
char CDefPolicy_Query_eax_rcx[] = {0xB8, 0x00, 0x01, 0x00, 0x00, 0x89, 0x81, 0x38, 0x06, 0x00, 0x00, 0x90};
// termsrv.dll build 6.0.6000.16386
// Original
// .text:000007FF7573C88F mov eax, [rcx+638h]
// .text:000007FF7573C895 cmp [rcx+63Ch], eax
// .text:000007FF7573C89B jnz short loc_7FF7573C8B3
//_______________
//
// Changed
// .text:000007FF7573C88F mov eax, 100h
// .text:000007FF7573C894 mov [rcx+638h], eax
// .text:000007FF7573C89A nop
// .text:000007FF7573C89B jmp short loc_7FF7573C8B3
// char CDefPolicy_Query_eax_rcx_jmp[]
// termsrv.dll build 6.0.6001.18000
// Original
// .text:000007FF76285BD7 mov eax, [rcx+638h]
// .text:000007FF76285BDD cmp [rcx+63Ch], eax
// .text:000007FF76285BE3 jnz short loc_7FF76285BFB
//_______________
//
// Changed
// .text:000007FF76285BD7 mov eax, 100h
// .text:000007FF76285BDC mov [rcx+638h], eax
// .text:000007FF76285BE2 nop
// .text:000007FF76285BE3 jmp short loc_7FF76285BFB
// char CDefPolicy_Query_eax_rcx_jmp[]
// termsrv.dll build 6.0.6002.18005
// Original
// .text:000007FF76725E83 mov eax, [rcx+638h]
// .text:000007FF76725E89 cmp [rcx+63Ch], eax
// .text:000007FF76725E8F jz short loc_7FF76725EA7
//_______________
//
// Changed
// .text:000007FF76725E83 mov eax, 100h
// .text:000007FF76725E88 mov [rcx+638h], eax
// .text:000007FF76725E8E nop
// .text:000007FF76725E8F jmp short loc_7FF76725EA7
// char CDefPolicy_Query_eax_rcx_jmp[]
// termsrv.dll build 6.1.7600.16385
// Original
// .text:000007FF75A97AD2 cmp [rdi+63Ch], eax
// .text:000007FF75A97AD8 jz loc_7FF75AA4978
//_______________
//
// Changed
// .text:000007FF75A97AD2 mov eax, 100h
// .text:000007FF75A97AD7 mov [rdi+638h], eax
// .text:000007FF75A97ADD nop
// char CDefPolicy_Query_eax_rdi[]
// termsrv.dll build 6.1.7601.17514
// Original
// .text:000007FF75A97D8A cmp [rdi+63Ch], eax
// .text:000007FF75A97D90 jz loc_7FF75AA40F4
//_______________
//
// Changed
// .text:000007FF75A97D8A mov eax, 100h
// .text:000007FF75A97D8F mov [rdi+638h], eax
// .text:000007FF75A97D95 nop
// char CDefPolicy_Query_eax_rdi[]
// termsrv.dll build 6.1.7601.18540
// Original
// .text:000007FF75A97C82 cmp [rdi+63Ch], eax
// .text:000007FF75A97C88 jz loc_7FF75AA3FBD
//_______________
//
// Changed
// .text:000007FF75A97C82 mov eax, 100h
// .text:000007FF75A97C87 mov [rdi+638h], eax
// .text:000007FF75A97C8D nop
// char CDefPolicy_Query_eax_rdi[]
// termsrv.dll build 6.1.7601.22750
// Original
// .text:000007FF75A97C92 cmp [rdi+63Ch], eax
// .text:000007FF75A97C98 jz loc_7FF75AA40A2
//_______________
//
// Changed
// .text:000007FF75A97C92 mov eax, 100h
// .text:000007FF75A97C97 mov [rdi+638h], eax
// .text:000007FF75A97C9D nop
// char CDefPolicy_Query_eax_rdi[]
// termsrv.dll build 6.2.8102.0
// Original
// .text:000000018000D3E6 cmp [rdi+63Ch], eax
// .text:000000018000D3EC jz loc_180027792
//_______________
//
// Changed
// .text:000000018000D3E6 mov eax, 100h
// .text:000000018000D3EB mov [rdi+638h], eax
// .text:000000018000D3F1 nop
// char CDefPolicy_Query_eax_rdi[]
// termsrv.dll build 6.2.8250.0
// Original
// .text:000000018001187A cmp [rdi+63Ch], eax
// .text:0000000180011880 jz loc_1800273A2
//_______________
//
// Changed
// .text:000000018001187A mov eax, 100h
// .text:000000018001187F mov [rdi+638h], eax
// .text:0000000180011885 nop
// char CDefPolicy_Query_eax_rdi[]
// termsrv.dll build 6.2.8400.0
// Original
// .text:000000018001F102 cmp [rdi+63Ch], eax
// .text:000000018001F108 jz loc_18003A02E
//_______________
//
// Changed
// .text:000000018001F102 mov eax, 100h
// .text:000000018001F107 mov [rdi+638h], eax
// .text:000000018001F10D nop
// char CDefPolicy_Query_eax_rdi[]
// termsrv.dll build 6.2.9200.16384
// Original
// .text:000000018002A31A cmp [rdi+63Ch], eax
// .text:000000018002A320 jz loc_18003A0F9
//_______________
//
// Changed
// .text:000000018002A31A mov eax, 100h
// .text:000000018002A31F mov [rdi+638h], eax
// .text:000000018002A325 nop
// char CDefPolicy_Query_eax_rdi[]
// termsrv.dll build 6.2.9200.17048
// Original
// .text:000000018001F206 cmp [rdi+63Ch], eax
// .text:000000018001F20C jz loc_18003A1B4
//_______________
//
// Changed
// .text:000000018001F206 mov eax, 100h
// .text:000000018001F20B mov [rdi+638h], eax
// .text:000000018001F211 nop
// char CDefPolicy_Query_eax_rdi[]
// termsrv.dll build 6.2.9200.21166
// Original
// .text:000000018002A3B6 cmp [rdi+63Ch], eax
// .text:000000018002A3BC jz loc_18003A174
//_______________
//
// Changed
// .text:000000018002A3B6 mov eax, 100h
// .text:000000018002A3BB mov [rdi+638h], eax
// .text:000000018002A3C1 nop
// char CDefPolicy_Query_eax_rdi[]
// termsrv.dll build 6.3.9431.0
// Original
// .text:00000001800350FD cmp [rcx+63Ch], eax
// .text:0000000180035103 jz loc_18004F6AE
//_______________
//
// Changed
// .text:00000001800350FD mov eax, 100h
// .text:0000000180035102 mov [rcx+638h], eax
// .text:0000000180035108 nop
// char CDefPolicy_Query_eax_rcx[]
// termsrv.dll build 6.3.9600.16384
// Original
// .text:0000000180057829 cmp [rcx+63Ch], eax
// .text:000000018005782F jz loc_18005E850
//_______________
//
// Changed
// .text:0000000180057829 mov eax, 100h
// .text:000000018005782E mov [rcx+638h], eax
// .text:0000000180057834 nop
// char CDefPolicy_Query_eax_rcx[]
// termsrv.dll build 6.3.9600.17095
// Original
// .text:000000018001F6A1 cmp [rcx+63Ch], eax
// .text:000000018001F6A7 jz loc_18007284B
//_______________
//
// Changed
// .text:000000018001F6A1 mov eax, 100h
// .text:000000018001F6A6 mov [rcx+638h], eax
// .text:000000018001F6AC nop
// char CDefPolicy_Query_eax_rcx[]
// termsrv.dll build 6.4.9841.0
// Original
// .text:000000018000C125 cmp [rcx+63Ch], eax
// .text:000000018000C12B jz sub_18003BABC
//_______________
//
// Changed
// .text:000000018000C125 mov eax, 100h
// .text:000000018000C12A mov [rcx+638h], eax
// .text:000000018000C130 nop
// char CDefPolicy_Query_eax_rcx[]
#else
typedef unsigned long PLATFORM_DWORD;
struct FARJMP
{ // x86 far jump | opcode | assembly
BYTE PushOp; // 68 push ptr
DWORD PushArg; // PTR
BYTE RetOp; // C3 retn
};
// x86 signatures
char CDefPolicy_Query_edx_ecx[] = {0xBA, 0x00, 0x01, 0x00, 0x00, 0x89, 0x91, 0x20, 0x03, 0x00, 0x00, 0x5E, 0x90};
char CDefPolicy_Query_eax_esi[] = {0xB8, 0x00, 0x01, 0x00, 0x00, 0x89, 0x86, 0x20, 0x03, 0x00, 0x00, 0x90};
char CDefPolicy_Query_eax_ecx[] = {0xB8, 0x00, 0x01, 0x00, 0x00, 0x89, 0x81, 0x20, 0x03, 0x00, 0x00, 0x90};
// termsrv.dll build 6.0.6000.16386
// Original
// .text:6F335CD8 cmp edx, [ecx+320h]
// .text:6F335CDE pop esi
// .text:6F335CDF jz loc_6F3426F1
//_______________
//
// Changed
// .text:6F335CD8 mov edx, 100h
// .text:6F335CDD mov [ecx+320h], edx
// .text:6F335CE3 pop esi
// .text:6F335CE4 nop
// char CDefPolicy_Query_edx_ecx[]
// termsrv.dll build 6.0.6001.18000
// Original
// .text:6E817FD8 cmp edx, [ecx+320h]
// .text:6E817FDE pop esi
// .text:6E817FDF jz loc_6E826F16
//_______________
//
// Changed
// .text:6E817FD8 mov edx, 100h
// .text:6E817FDD mov [ecx+320h], edx
// .text:6E817FE3 pop esi
// .text:6E817FE4 nop
// char CDefPolicy_Query_edx_ecx[]
// termsrv.dll build 6.0.6002.18005
// Original
// .text:6F5979C0 cmp edx, [ecx+320h]
// .text:6F5979C6 pop esi
// .text:6F5979C7 jz loc_6F5A6F26
//_______________
//
// Changed
// .text:6F5979C0 mov edx, 100h
// .text:6F5979C5 mov [ecx+320h], edx
// .text:6F5979CB pop esi
// .text:6F5979CC nop
// char CDefPolicy_Query_edx_ecx[]
// termsrv.dll build 6.1.7600.16385
// Original
// .text:6F2F96F3 cmp eax, [esi+320h]
// .text:6F2F96F9 jz loc_6F30E256
//_______________
//
// Changed
// .text:6F2F96F3 mov eax, 100h
// .text:6F2F96F8 mov [esi+320h], eax
// .text:6F2F96FE nop
// char CDefPolicy_Query_eax_esi[]
// termsrv.dll build 6.1.7601.17514
// Original
// .text:6F2F9D53 cmp eax, [esi+320h]
// .text:6F2F9D59 jz loc_6F30B25E
//_______________
//
// Changed
// .text:6F2F9D53 mov eax, 100h
// .text:6F2F9D58 mov [esi+320h], eax
// .text:6F2F9D5E nop
// char CDefPolicy_Query_eax_esi[]
// termsrv.dll build 6.1.7601.18540
// Original
// .text:6F2F9D9F cmp eax, [esi+320h]
// .text:6F2F9DA5 jz loc_6F30B2AE
//_______________
//
// Changed
// .text:6F2F9D9F mov eax, 100h
// .text:6F2F9DA4 mov [esi+320h], eax
// .text:6F2F9DAA nop
// char CDefPolicy_Query_eax_esi[]
// termsrv.dll build 6.1.7601.22750
// Original
// .text:6F2F9E21 cmp eax, [esi+320h]
// .text:6F2F9E27 jz loc_6F30B6CE
//_______________
//
// Changed
// .text:6F2F9E21 mov eax, 100h
// .text:6F2F9E26 mov [esi+320h], eax
// .text:6F2F9E2C nop
// char CDefPolicy_Query_eax_esi[]
// termsrv.dll build 6.2.8102.0
// Original
// .text:1000E47C cmp eax, [esi+320h]
// .text:1000E482 jz loc_1002D775
//_______________
//
// Changed
// .text:1000E47C mov eax, 100h
// .text:1000E481 mov [esi+320h], eax
// .text:1000E487 nop
// char CDefPolicy_Query_eax_esi[]
// termsrv.dll build 6.2.8250.0
// Original
// .text:10013520 cmp eax, [esi+320h]
// .text:10013526 jz loc_1002DB85
//_______________
//
// Changed
// .text:10013520 mov eax, 100h
// .text:10013525 mov [esi+320h], eax
// .text:1001352B nop
// char CDefPolicy_Query_eax_esi[]
// termsrv.dll build 6.2.8400.0
// Original
// .text:10013E48 cmp eax, [esi+320h]
// .text:10013E4E jz loc_1002E079
//_______________
//
// Changed
// .text:10013E48 mov eax, 100h
// .text:10013E4D mov [esi+320h], eax
// .text:10013E53 nop
// char CDefPolicy_Query_eax_esi[]
// termsrv.dll build 6.2.9200.16384
// Original
// .text:10013F08 cmp eax, [esi+320h]
// .text:10013F0E jz loc_1002E161
//_______________
//
// Changed
// .text:10013F08 mov eax, 100h
// .text:10013F0D mov [esi+320h], eax
// .text:10013F13 nop
// char CDefPolicy_Query_eax_esi[]
// termsrv.dll build 6.2.9200.17048
// Original
// .text:1001F408 cmp eax, [esi+320h]
// .text:1001F40E jz loc_1002E201
//_______________
//
// Changed
// .text:1001F408 mov eax, 100h
// .text:1001F40D mov [esi+320h], eax
// .text:1001F413 nop
// char CDefPolicy_Query_eax_esi[]
// termsrv.dll build 6.2.9200.21166
// Original
// .text:10013F30 cmp eax, [esi+320h]
// .text:10013F36 jz loc_1002E189
//_______________
//
// Changed
// .text:10013F30 mov eax, 100h
// .text:10013F35 mov [esi+320h], eax
// .text:10013F3B nop
// char CDefPolicy_Query_eax_esi[]
// termsrv.dll build 6.3.9431.0
// Original
// .text:1002EA25 cmp eax, [ecx+320h]
// .text:1002EA2B jz loc_100348C1
//_______________
//
// Changed
// .text:1002EA25 mov eax, 100h
// .text:1002EA2A mov [ecx+320h], eax
// .text:1002EA30 nop
// char CDefPolicy_Query_eax_ecx[]
// termsrv.dll build 6.3.9600.16384
// Original
// .text:10016115 cmp eax, [ecx+320h]
// .text:1001611B jz loc_10034DE1
//_______________
//
// Changed
// .text:10016115 mov eax, 100h
// .text:1001611A mov [ecx+320h], eax
// .text:10016120 nop
// char CDefPolicy_Query_eax_ecx[]
// termsrv.dll build 6.3.9600.17095
// Original
// .text:10037529 cmp eax, [ecx+320h]
// .text:1003752F jz loc_10043662
//_______________
//
// Changed
// .text:10037529 mov eax, 100h
// .text:1003752E mov [ecx+320h], eax
// .text:10037534 nop
// char CDefPolicy_Query_eax_ecx[]
// termsrv.dll build 6.4.9841.0
// Original
// .text:1003B989 cmp eax, [ecx+320h]
// .text:1003B98F jz loc_1005E809
//_______________
//
// Changed
// .text:1003B989 mov eax, 100h
// .text:1003B98E mov [ecx+320h], eax
// .text:1003B994 nop
// char CDefPolicy_Query_eax_ecx[]
#endif
FARJMP Old_SLGetWindowsInformationDWORD, Stub_SLGetWindowsInformationDWORD;
SLGETWINDOWSINFORMATIONDWORD _SLGetWindowsInformationDWORD;
HMODULE hTermSrv;
HMODULE hSLC;
PLATFORM_DWORD TermSrvBase;
FILE_VERSION FV;
SERVICEMAIN _ServiceMain;
SVCHOSTPUSHSERVICEGLOBALS _SvchostPushServiceGlobals;
bool AlreadyHooked = false;
void WriteToLog(LPSTR Text)
{
DWORD dwBytesOfWritten;
HANDLE hFile = CreateFile(L"\\rdpwrap.txt", GENERIC_WRITE, FILE_SHARE_WRITE|FILE_SHARE_READ, NULL, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
if (hFile == INVALID_HANDLE_VALUE) return;
SetFilePointer(hFile, 0, 0, FILE_END);
WriteFile(hFile, Text, strlen(Text), &dwBytesOfWritten, NULL);
CloseHandle(hFile);
}
PLATFORM_DWORD SearchAddressBySignature(char *StartPosition, PLATFORM_DWORD Size, char *Signature, int SignatureSize)
{
PLATFORM_DWORD AddressReturn = -1;
for (PLATFORM_DWORD i = 0; i < Size; i++)
{
for (int j = 0; StartPosition[i+j] == Signature[j] && j < SignatureSize; j++)
{
if (j == SignatureSize-1) AddressReturn = (PLATFORM_DWORD)&StartPosition[i];
}
}
return AddressReturn;
}
bool GetModuleCodeSectionInfo(HMODULE hModule, PLATFORM_DWORD *BaseAddr, PLATFORM_DWORD *BaseSize)
{
PIMAGE_DOS_HEADER pDosHeader;
PIMAGE_FILE_HEADER pFileHeader;
PIMAGE_OPTIONAL_HEADER pOptionalHeader;
if (hModule == NULL) return false;
pDosHeader = (PIMAGE_DOS_HEADER)hModule;
pFileHeader = (PIMAGE_FILE_HEADER)(((PBYTE)hModule)+pDosHeader->e_lfanew+4);
pOptionalHeader = (PIMAGE_OPTIONAL_HEADER)(pFileHeader+1);
*BaseAddr = (PLATFORM_DWORD)hModule;
*BaseSize = (PLATFORM_DWORD)pOptionalHeader->SizeOfCode;
if (*BaseAddr <= 0 || *BaseSize <= 0) return false;
return true;
}
void SetThreadsState(bool Resume)
{
HANDLE h, hThread;
DWORD CurrTh, CurrPr;
THREADENTRY32 Thread;
CurrTh = GetCurrentThreadId();
CurrPr = GetCurrentProcessId();
h = CreateToolhelp32Snapshot(TH32CS_SNAPTHREAD, 0);
if (h != INVALID_HANDLE_VALUE)
{
Thread.dwSize = sizeof(THREADENTRY32);
Thread32First(h, &Thread);
do
{
if (Thread.th32ThreadID != CurrTh && Thread.th32OwnerProcessID == CurrPr)
{
hThread = OpenThread(THREAD_SUSPEND_RESUME, false, Thread.th32ThreadID);
if (hThread != INVALID_HANDLE_VALUE)
{
if (Resume) ResumeThread(hThread);
else SuspendThread(hThread);
CloseHandle(hThread);
}
}
} while (Thread32Next(h, &Thread));
CloseHandle(h);
}
}
BOOL __stdcall GetModuleVersion(LPCWSTR lptstrModuleName, FILE_VERSION *FileVersion)
{
typedef struct
{
WORD wLength;
WORD wValueLength;
WORD wType;
WCHAR szKey[16];
WORD Padding1;
VS_FIXEDFILEINFO Value;
WORD Padding2;
WORD Children;
} VS_VERSIONINFO;
HMODULE hMod = GetModuleHandle(lptstrModuleName);
if(!hMod)
{
return false;
}
HRSRC hResourceInfo = FindResourceW(hMod, (LPCWSTR)1, (LPCWSTR)0x10);
if(!hResourceInfo)
{
return false;
}
VS_VERSIONINFO *VersionInfo = (VS_VERSIONINFO*)LoadResource(hMod, hResourceInfo);
if(!VersionInfo)
{
return false;
}
FileVersion->dwVersion = VersionInfo->Value.dwFileVersionMS;
FileVersion->Release = (WORD)(VersionInfo->Value.dwFileVersionLS >> 16);
FileVersion->Build = (WORD)VersionInfo->Value.dwFileVersionLS;
return true;
}
BOOL __stdcall GetFileVersion(LPCWSTR lptstrFilename, FILE_VERSION *FileVersion)
{
typedef struct
{
WORD wLength;
WORD wValueLength;
WORD wType;
WCHAR szKey[16];
WORD Padding1;
VS_FIXEDFILEINFO Value;
WORD Padding2;
WORD Children;
} VS_VERSIONINFO;
HMODULE hFile = LoadLibraryExW(lptstrFilename, NULL, LOAD_LIBRARY_AS_DATAFILE);
if(!hFile)
{
return false;
}
HRSRC hResourceInfo = FindResourceW(hFile, (LPCWSTR)1, (LPCWSTR)0x10);
if(!hResourceInfo)
{
return false;
}
VS_VERSIONINFO *VersionInfo = (VS_VERSIONINFO*)LoadResource(hFile, hResourceInfo);
if(!VersionInfo)
{
return false;
}
FileVersion->dwVersion = VersionInfo->Value.dwFileVersionMS;
FileVersion->Release = (WORD)(VersionInfo->Value.dwFileVersionLS >> 16);
FileVersion->Build = (WORD)VersionInfo->Value.dwFileVersionLS;
return true;
}
bool OverrideSL(LPWSTR ValueName, DWORD *Value)
{
// Allow Remote Connections
if (wcscmp(ValueName, L"TerminalServices-RemoteConnectionManager-AllowRemoteConnections") == 0)
{
*Value = 1;
return true;
}
// Allow Multiple Sessions
if (wcscmp(ValueName, L"TerminalServices-RemoteConnectionManager-AllowMultipleSessions") == 0)
{
*Value = 1;
return true;
}
// Allow Multiple Sessions (Application Server Mode)
if (wcscmp(ValueName, L"TerminalServices-RemoteConnectionManager-AllowAppServerMode") == 0)
{
*Value = 1;
return true;
}
// Allow Multiple Monitors
if (wcscmp(ValueName, L"TerminalServices-RemoteConnectionManager-AllowMultimon") == 0)
{
*Value = 1;
return true;
}
// Max User Sessions (0 = unlimited)
if (wcscmp(ValueName, L"TerminalServices-RemoteConnectionManager-MaxUserSessions") == 0)
{
*Value = 0;
return true;
}
// Max Debug Sessions (Win 8, 0 = unlimited)
if (wcscmp(ValueName, L"TerminalServices-RemoteConnectionManager-ce0ad219-4670-4988-98fb-89b14c2f072b-MaxSessions") == 0)
{
*Value = 0;
return true;
}
// Max Sessions
// 0 - logon not possible even from console
// 1 - only one active user (console or remote)
// 2 - allow concurrent sessions
if (wcscmp(ValueName, L"TerminalServices-RemoteConnectionManager-45344fe7-00e6-4ac6-9f01-d01fd4ffadfb-MaxSessions") == 0)
{
*Value = 2;
return true;
}
// Allow Advanced Compression with RDP 7 Protocol
if (wcscmp(ValueName, L"TerminalServices-RDP-7-Advanced-Compression-Allowed") == 0)
{
*Value = 1;
return true;
}
// IsTerminalTypeLocalOnly = 0
if (wcscmp(ValueName, L"TerminalServices-RemoteConnectionManager-45344fe7-00e6-4ac6-9f01-d01fd4ffadfb-LocalOnly") == 0)
{
*Value = 0;
return true;
}
// Max Sessions (hard limit)
if (wcscmp(ValueName, L"TerminalServices-RemoteConnectionManager-8dc86f1d-9969-4379-91c1-06fe1dc60575-MaxSessions") == 0)
{
*Value = 1000;
return true;
}
return false;
}
HRESULT WINAPI New_SLGetWindowsInformationDWORD(PWSTR pwszValueName, DWORD *pdwValue)
{
// wrapped SLGetWindowsInformationDWORD function
// termsrv.dll will call this function instead of original SLC.dll
// Override SL Policy
extern FARJMP Old_SLGetWindowsInformationDWORD, Stub_SLGetWindowsInformationDWORD;
extern SLGETWINDOWSINFORMATIONDWORD _SLGetWindowsInformationDWORD;
char *Log;
DWORD dw;
SIZE_T bw;
HRESULT Result;
Log = new char[1024];
wsprintfA(Log, "Policy query: %S\r\n", pwszValueName);
WriteToLog(Log);
delete[] Log;
if (OverrideSL(pwszValueName, &dw))
{
*pdwValue = dw;
Log = new char[1024];
wsprintfA(Log, "Rewrite: %i\r\n", dw);
WriteToLog(Log);
delete[] Log;
return S_OK;
}
WriteProcessMemory(GetCurrentProcess(), _SLGetWindowsInformationDWORD, &Old_SLGetWindowsInformationDWORD, sizeof(FARJMP), &bw);
Result = _SLGetWindowsInformationDWORD(pwszValueName, pdwValue);
if (Result == S_OK)
{
Log = new char[1024];
wsprintfA(Log, "Result: %i\r\n", dw);
WriteToLog(Log);
delete[] Log;
} else {
WriteToLog("Failed\r\n");
}
WriteProcessMemory(GetCurrentProcess(), _SLGetWindowsInformationDWORD, &Stub_SLGetWindowsInformationDWORD, sizeof(FARJMP), &bw);
return Result;
}
HRESULT __fastcall New_Win8SL(PWSTR pwszValueName, DWORD *pdwValue)
{
// wrapped unexported function SLGetWindowsInformationDWORDWrapper in termsrv.dll
// for Windows 8 support
// Override SL Policy
extern SLGETWINDOWSINFORMATIONDWORD _SLGetWindowsInformationDWORD;
char *Log;
DWORD dw;
HRESULT Result;
Log = new char[1024];
wsprintfA(Log, "Policy query: %S\r\n", pwszValueName);
WriteToLog(Log);
delete[] Log;
if (OverrideSL(pwszValueName, &dw))
{
*pdwValue = dw;
Log = new char[1024];
wsprintfA(Log, "Rewrite: %i\r\n", dw);
WriteToLog(Log);
delete[] Log;
return S_OK;
}
Result = _SLGetWindowsInformationDWORD(pwszValueName, pdwValue);
if (Result == S_OK)
{
Log = new char[1024];
wsprintfA(Log, "Result: %i\r\n", dw);
WriteToLog(Log);
delete[] Log;
} else {
WriteToLog("Failed\r\n");
}
return Result;
}
#ifndef _WIN64
HRESULT __fastcall New_Win8SL_CP(DWORD arg1, DWORD *pdwValue, PWSTR pwszValueName, DWORD arg4)
{
// wrapped unexported function SLGetWindowsInformationDWORDWrapper in termsrv.dll
// for Windows 8 Consumer Preview support
return New_Win8SL(pwszValueName, pdwValue);
}
#endif
HRESULT WINAPI New_CSLQuery_Initialize()
{
extern PLATFORM_DWORD TermSrvBase;
extern FILE_VERSION FV;
char *Log;
DWORD *bServerSku = NULL;
DWORD *bRemoteConnAllowed = NULL;
DWORD *bFUSEnabled = NULL;
DWORD *bAppServerAllowed = NULL;
DWORD *bMultimonAllowed = NULL;
DWORD *lMaxUserSessions = NULL;
DWORD *ulMaxDebugSessions = NULL;
DWORD *bInitialized = NULL;
WriteToLog("> CSLQuery::Initialize\r\n");
if (FV.Release == 9431 && FV.Build == 0)
{
#ifdef _WIN64
bFUSEnabled = (DWORD*)(TermSrvBase + 0xC4490);
lMaxUserSessions = (DWORD*)(TermSrvBase + 0xC4494);
bAppServerAllowed = (DWORD*)(TermSrvBase + 0xC4498);
bInitialized = (DWORD*)(TermSrvBase + 0xC449C);
bMultimonAllowed = (DWORD*)(TermSrvBase + 0xC44A0);
bServerSku = (DWORD*)(TermSrvBase + 0xC44A4);
ulMaxDebugSessions = (DWORD*)(TermSrvBase + 0xC44A8);
bRemoteConnAllowed = (DWORD*)(TermSrvBase + 0xC44AC);
#else
bFUSEnabled = (DWORD*)(TermSrvBase + 0xA22A8);
lMaxUserSessions = (DWORD*)(TermSrvBase + 0xA22AC);
bAppServerAllowed = (DWORD*)(TermSrvBase + 0xA22B0);
bInitialized = (DWORD*)(TermSrvBase + 0xA22B4);
bMultimonAllowed = (DWORD*)(TermSrvBase + 0xA22B8);
bServerSku = (DWORD*)(TermSrvBase + 0xA22BC);
ulMaxDebugSessions = (DWORD*)(TermSrvBase + 0xA22C0);
bRemoteConnAllowed = (DWORD*)(TermSrvBase + 0xA22C4);
#endif
}
if (FV.Release == 9600 && FV.Build == 16384)
{
#ifdef _WIN64
bServerSku = (DWORD*)(TermSrvBase + 0xE6494);
ulMaxDebugSessions = (DWORD*)(TermSrvBase + 0xE6498);
bRemoteConnAllowed = (DWORD*)(TermSrvBase + 0xE649C);
bFUSEnabled = (DWORD*)(TermSrvBase + 0xE64A0);
lMaxUserSessions = (DWORD*)(TermSrvBase + 0xE64A4);
bAppServerAllowed = (DWORD*)(TermSrvBase + 0xE64A8);
bInitialized = (DWORD*)(TermSrvBase + 0xE64AC);
bMultimonAllowed = (DWORD*)(TermSrvBase + 0xE64B0);
#else
bFUSEnabled = (DWORD*)(TermSrvBase + 0xC02A8);
lMaxUserSessions = (DWORD*)(TermSrvBase + 0xC02AC);
bAppServerAllowed = (DWORD*)(TermSrvBase + 0xC02B0);
bInitialized = (DWORD*)(TermSrvBase + 0xC02B4);
bMultimonAllowed = (DWORD*)(TermSrvBase + 0xC02B8);
bServerSku = (DWORD*)(TermSrvBase + 0xC02BC);
ulMaxDebugSessions = (DWORD*)(TermSrvBase + 0xC02C0);
bRemoteConnAllowed = (DWORD*)(TermSrvBase + 0xC02C4);
#endif
/* __ARM_ARCH_7
bFUSEnabled = (DWORD*)(TermSrvBase + 0x?);
lMaxUserSessions = (DWORD*)(TermSrvBase + 0x?);
bAppServerAllowed = (DWORD*)(TermSrvBase + 0x?);
bInitialized = (DWORD*)(TermSrvBase + 0x?);
bMultimonAllowed = (DWORD*)(TermSrvBase + 0x?);
bServerSku = (DWORD*)(TermSrvBase + 0x?);
ulMaxDebugSessions = (DWORD*)(TermSrvBase + 0x?);
bRemoteConnAllowed = (DWORD*)(TermSrvBase + 0x?);
*/
}
if (FV.Release == 9600 && FV.Build == 17095)
{
#ifdef _WIN64
bServerSku = (DWORD*)(TermSrvBase + 0xE4494);
ulMaxDebugSessions = (DWORD*)(TermSrvBase + 0xE4498);
bRemoteConnAllowed = (DWORD*)(TermSrvBase + 0xE449C);
bFUSEnabled = (DWORD*)(TermSrvBase + 0xE44A0);
lMaxUserSessions = (DWORD*)(TermSrvBase + 0xE44A4);
bAppServerAllowed = (DWORD*)(TermSrvBase + 0xE44A8);
bInitialized = (DWORD*)(TermSrvBase + 0xE44AC);
bMultimonAllowed = (DWORD*)(TermSrvBase + 0xE44B0);
#else
bFUSEnabled = (DWORD*)(TermSrvBase + 0xC12A8);
lMaxUserSessions = (DWORD*)(TermSrvBase + 0xC12AC);
bAppServerAllowed = (DWORD*)(TermSrvBase + 0xC12B0);
bInitialized = (DWORD*)(TermSrvBase + 0xC12B4);
bMultimonAllowed = (DWORD*)(TermSrvBase + 0xC12B8);
bServerSku = (DWORD*)(TermSrvBase + 0xC12BC);
ulMaxDebugSessions = (DWORD*)(TermSrvBase + 0xC12C0);
bRemoteConnAllowed = (DWORD*)(TermSrvBase + 0xC12C4);
#endif
}
if (FV.Release == 9841 && FV.Build == 0)
{
#ifdef _WIN64
bFUSEnabled = (DWORD*)(TermSrvBase + 0xECFF8);
lMaxUserSessions = (DWORD*)(TermSrvBase + 0xECFFC);
bAppServerAllowed = (DWORD*)(TermSrvBase + 0xED000);
bInitialized = (DWORD*)(TermSrvBase + 0xED004);
bMultimonAllowed = (DWORD*)(TermSrvBase + 0xED008);
bServerSku = (DWORD*)(TermSrvBase + 0xED00C);
ulMaxDebugSessions = (DWORD*)(TermSrvBase + 0xED010);
bRemoteConnAllowed = (DWORD*)(TermSrvBase + 0xED014);
#else
bFUSEnabled = (DWORD*)(TermSrvBase + 0xBF9F0);
lMaxUserSessions = (DWORD*)(TermSrvBase + 0xBF9F4);
bAppServerAllowed = (DWORD*)(TermSrvBase + 0xBF9F8);
bInitialized = (DWORD*)(TermSrvBase + 0xBF9FC);
bMultimonAllowed = (DWORD*)(TermSrvBase + 0xBFA00);
bServerSku = (DWORD*)(TermSrvBase + 0xBFA04);
ulMaxDebugSessions = (DWORD*)(TermSrvBase + 0xBFA08);
bRemoteConnAllowed = (DWORD*)(TermSrvBase + 0xBFA0C);
#endif
}
if (bServerSku)
{
Log = new char[1024];
wsprintfA(Log, "[0x%p] bServerSku = 1\r\n", bServerSku);
WriteToLog(Log);
delete[] Log;
*bServerSku = 1;
}
if (bRemoteConnAllowed)
{
Log = new char[1024];
wsprintfA(Log, "[0x%p] bRemoteConnAllowed = 1\r\n", bRemoteConnAllowed);
WriteToLog(Log);
delete[] Log;
*bRemoteConnAllowed = 1;
}
if (bFUSEnabled)
{
Log = new char[1024];
wsprintfA(Log, "[0x%p] bFUSEnabled = 1\r\n", bFUSEnabled);
WriteToLog(Log);
delete[] Log;
*bFUSEnabled = 1;
}
if (bAppServerAllowed)
{
Log = new char[1024];
wsprintfA(Log, "[0x%p] bAppServerAllowed = 1\r\n", bAppServerAllowed);
WriteToLog(Log);
delete[] Log;
*bAppServerAllowed = 1;
}
if (bMultimonAllowed)
{
Log = new char[1024];
wsprintfA(Log, "[0x%p] bMultimonAllowed = 1\r\n", bMultimonAllowed);
WriteToLog(Log);
delete[] Log;
*bMultimonAllowed = 1;
}
if (lMaxUserSessions)
{
Log = new char[1024];
wsprintfA(Log, "[0x%p] lMaxUserSessions = 0\r\n", lMaxUserSessions);
WriteToLog(Log);
delete[] Log;
*lMaxUserSessions = 0;
}
if (ulMaxDebugSessions)
{
Log = new char[1024];
wsprintfA(Log, "[0x%p] ulMaxDebugSessions = 0\r\n", ulMaxDebugSessions);
WriteToLog(Log);
delete[] Log;
*ulMaxDebugSessions = 0;
}
if (bInitialized)
{
Log = new char[1024];
wsprintfA(Log, "[0x%p] bInitialized = 1\r\n", bInitialized);
WriteToLog(Log);
delete[] Log;
*bInitialized = 1;
}
return S_OK;
}
void Hook()
{
extern FARJMP Old_SLGetWindowsInformationDWORD, Stub_SLGetWindowsInformationDWORD;
extern SLGETWINDOWSINFORMATIONDWORD _SLGetWindowsInformationDWORD;
extern HMODULE hTermSrv;
extern HMODULE hSLC;
extern PLATFORM_DWORD TermSrvBase;
extern FILE_VERSION FV;
AlreadyHooked = true;
bool Result;
char *Log;
SIZE_T bw;
WORD Ver = 0;
PLATFORM_DWORD TermSrvSize, SignPtr;
FARJMP Jump;
BYTE b;
WriteToLog("init\r\n");
hTermSrv = LoadLibrary(L"termsrv.dll");
if (hTermSrv == 0)
{
WriteToLog("Error: Failed to load Terminal Services library\r\n");
return;
}
_ServiceMain = (SERVICEMAIN)GetProcAddress(hTermSrv, "ServiceMain");
_SvchostPushServiceGlobals = (SVCHOSTPUSHSERVICEGLOBALS)GetProcAddress(hTermSrv, "SvchostPushServiceGlobals");
Log = new char[1024];
wsprintfA(Log, "Base addr: 0x%p\r\n", hTermSrv);
WriteToLog(Log);
delete[] Log;
Log = new char[1024];
wsprintfA(Log, "SvcMain: termsrv.dll+0x%p\r\n", (PLATFORM_DWORD)_ServiceMain - (PLATFORM_DWORD)hTermSrv);
WriteToLog(Log);
delete[] Log;
Log = new char[1024];
wsprintfA(Log, "SvcGlobals: termsrv.dll+0x%p\r\n", (PLATFORM_DWORD)_SvchostPushServiceGlobals - (PLATFORM_DWORD)hTermSrv);
WriteToLog(Log);
delete[] Log;
// check termsrv version
if (GetModuleVersion(L"termsrv.dll", &FV))
{
Ver = (BYTE)FV.wVersion.Minor | ((BYTE)FV.wVersion.Major << 8);
} else {
// check NT version
// Ver = GetVersion(); // deprecated
// Ver = ((Ver & 0xFF) << 8) | ((Ver & 0xFF00) >> 8);
}
if (Ver == 0)
{
WriteToLog("Error: Failed to detect Terminal Services version\r\n");
return;
}
Log = new char[1024];
wsprintfA(Log, "Version: %d.%d\r\n", FV.wVersion.Major, FV.wVersion.Minor);
WriteToLog(Log);
delete[] Log;
Log = new char[1024];
wsprintfA(Log, "Release: %d\r\n", FV.Release);
WriteToLog(Log);
delete[] Log;
Log = new char[1024];
wsprintfA(Log, "Build: %d\r\n", FV.Build);
WriteToLog(Log);
delete[] Log;
// temporarily freeze threads
WriteToLog("freeze\r\n");
SetThreadsState(false);
if (Ver == 0x0600)
{
// Windows Vista
// uses SL Policy API (slc.dll)
// load slc.dll and hook function
hSLC = LoadLibrary(L"slc.dll");
_SLGetWindowsInformationDWORD = (SLGETWINDOWSINFORMATIONDWORD)GetProcAddress(hSLC, "SLGetWindowsInformationDWORD");
if (_SLGetWindowsInformationDWORD != INVALID_HANDLE_VALUE)
{
// rewrite original function to call our function (make hook)
WriteToLog("Hook SLGetWindowsInformationDWORD\r\n");
#ifdef _WIN64
Stub_SLGetWindowsInformationDWORD.MovOp = 0x48;
Stub_SLGetWindowsInformationDWORD.MovRegArg = 0xB8;
Stub_SLGetWindowsInformationDWORD.MovArg = (PLATFORM_DWORD)New_SLGetWindowsInformationDWORD;
Stub_SLGetWindowsInformationDWORD.PushRaxOp = 0x50;
Stub_SLGetWindowsInformationDWORD.RetOp = 0xC3;
#else
Stub_SLGetWindowsInformationDWORD.PushOp = 0x68;
Stub_SLGetWindowsInformationDWORD.PushArg = (PLATFORM_DWORD)New_SLGetWindowsInformationDWORD;
Stub_SLGetWindowsInformationDWORD.RetOp = 0xC3;
#endif
ReadProcessMemory(GetCurrentProcess(), _SLGetWindowsInformationDWORD, &Old_SLGetWindowsInformationDWORD, sizeof(FARJMP), &bw);
WriteProcessMemory(GetCurrentProcess(), _SLGetWindowsInformationDWORD, &Stub_SLGetWindowsInformationDWORD, sizeof(FARJMP), &bw);
}
if (GetModuleCodeSectionInfo(hTermSrv, &TermSrvBase, &TermSrvSize))
{
// Patch functions:
// CSessionArbitrationHelper::IsSingleSessionPerUserEnabled
// CDefPolicy::Query
if (FV.Release == 6000 && FV.Build == 16386)
{
WriteToLog("Patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled\r\n");
#ifdef _WIN64
// Imagebase: 7FF756E0000
// .text:000007FF75745E38 lea rcx, [rsp+198h+VersionInformation] ; lpVersionInformation
// .text:000007FF75745E3D mov ebx, 1 <- 0
// .text:000007FF75745E42 mov [rsp+198h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:000007FF75745E4A mov [rdi], ebx
// .text:000007FF75745E4C call cs:__imp_GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x65E3E);
b = 0;
#else
// Imagebase: 6F320000
// .text:6F3360B9 lea eax, [ebp+VersionInformation]
// .text:6F3360BF inc ebx <- nop
// .text:6F3360C0 push eax ; lpVersionInformation
// .text:6F3360C1 mov [ebp+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:6F3360CB mov [esi], ebx
// .text:6F3360CD call ds:__imp__GetVersionExW@4 ; GetVersionExW(x)
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x160BF);
b = 0x90;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CDefPolicy::Query\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x5C88F);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_rcx_jmp, sizeof(CDefPolicy_Query_eax_rcx_jmp), &bw);
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x15CD8);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_edx_ecx, sizeof(CDefPolicy_Query_edx_ecx), &bw);
#endif
}
if (FV.Release == 6001 && FV.Build == 18000)
{
WriteToLog("Patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled\r\n");
#ifdef _WIN64
// Imagebase: 7FF76220000
// .text:000007FF76290DB4 lea rcx, [rsp+198h+VersionInformation] ; lpVersionInformation
// .text:000007FF76290DB9 mov ebx, 1 <- 0
// .text:000007FF76290DBE mov [rsp+198h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:000007FF76290DC6 mov [rdi], ebx
// .text:000007FF76290DC8 call cs:__imp_GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x70DBA);
b = 0;
#else
// Imagebase: 6E800000
// .text:6E8185DE lea eax, [ebp+VersionInformation]
// .text:6E8185E4 inc ebx <- nop
// .text:6E8185E5 push eax ; lpVersionInformation
// .text:6E8185E6 mov [ebp+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:6E8185F0 mov [esi], ebx
// .text:6E8185F2 call ds:__imp__GetVersionExW@4 ; GetVersionExW(x)
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x185E4);
b = 0x90;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CDefPolicy::Query\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x65BD7);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_rcx_jmp, sizeof(CDefPolicy_Query_eax_rcx_jmp), &bw);
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x17FD8);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_edx_ecx, sizeof(CDefPolicy_Query_edx_ecx), &bw);
#endif
}
if (FV.Release == 6002 && FV.Build == 18005)
{
WriteToLog("Patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled\r\n");
#ifdef _WIN64
// Imagebase: 7FF766C0000
// .text:000007FF76730FF0 lea rcx, [rsp+198h+VersionInformation] ; lpVersionInformation
// .text:000007FF76730FF5 mov ebx, 1 <- 0
// .text:000007FF76730FFA mov [rsp+198h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:000007FF76731002 mov [rdi], ebx
// .text:000007FF76731004 call cs:__imp_GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x70FF6);
b = 0;
#else
// Imagebase: 6F580000
// .text:6F597FA2 lea eax, [ebp+VersionInformation]
// .text:6F597FA8 inc ebx <- nop
// .text:6F597FA9 push eax ; lpVersionInformation
// .text:6F597FAA mov [ebp+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:6F597FB4 mov [esi], ebx
// .text:6F597FB6 call ds:__imp__GetVersionExW@4 ; GetVersionExW(x)
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x17FA8);
b = 0x90;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CDefPolicy::Query\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x65E83);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_rcx_jmp, sizeof(CDefPolicy_Query_eax_rcx_jmp), &bw);
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x179C0);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_edx_ecx, sizeof(CDefPolicy_Query_edx_ecx), &bw);
#endif
}
}
}
if (Ver == 0x0601)
{
// Windows 7
// uses SL Policy API (slc.dll)
// load slc.dll and hook function
hSLC = LoadLibrary(L"slc.dll");
_SLGetWindowsInformationDWORD = (SLGETWINDOWSINFORMATIONDWORD)GetProcAddress(hSLC, "SLGetWindowsInformationDWORD");
if (_SLGetWindowsInformationDWORD != INVALID_HANDLE_VALUE)
{
// rewrite original function to call our function (make hook)
WriteToLog("Hook SLGetWindowsInformationDWORD\r\n");
#ifdef _WIN64
Stub_SLGetWindowsInformationDWORD.MovOp = 0x48;
Stub_SLGetWindowsInformationDWORD.MovRegArg = 0xB8;
Stub_SLGetWindowsInformationDWORD.MovArg = (PLATFORM_DWORD)New_SLGetWindowsInformationDWORD;
Stub_SLGetWindowsInformationDWORD.PushRaxOp = 0x50;
Stub_SLGetWindowsInformationDWORD.RetOp = 0xC3;
#else
Stub_SLGetWindowsInformationDWORD.PushOp = 0x68;
Stub_SLGetWindowsInformationDWORD.PushArg = (PLATFORM_DWORD)New_SLGetWindowsInformationDWORD;
Stub_SLGetWindowsInformationDWORD.RetOp = 0xC3;
#endif
ReadProcessMemory(GetCurrentProcess(), _SLGetWindowsInformationDWORD, &Old_SLGetWindowsInformationDWORD, sizeof(FARJMP), &bw);
WriteProcessMemory(GetCurrentProcess(), _SLGetWindowsInformationDWORD, &Stub_SLGetWindowsInformationDWORD, sizeof(FARJMP), &bw);
}
if (GetModuleCodeSectionInfo(hTermSrv, &TermSrvBase, &TermSrvSize))
{
// Patch functions:
// CSessionArbitrationHelper::IsSingleSessionPerUserEnabled
// CDefPolicy::Query
if (FV.Release == 7600 && FV.Build == 16385)
{
WriteToLog("Patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled\r\n");
#ifdef _WIN64
// Imagebase: 7FF75A80000
// .text:000007FF75A97D90 lea rcx, [rsp+198h+VersionInformation] ; lpVersionInformation
// .text:000007FF75A97D95 mov ebx, 1 <- 0
// .text:000007FF75A97D9A mov [rsp+198h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:000007FF75A97DA2 mov [rdi], ebx
// .text:000007FF75A97DA4 call cs:__imp_GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x17D96);
b = 0;
#else
// Imagebase: 6F2E0000
// .text:6F2F9E1F lea eax, [ebp+VersionInformation]
// .text:6F2F9E25 inc ebx <- nop
// .text:6F2F9E26 push eax ; lpVersionInformation
// .text:6F2F9E27 mov [ebp+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:6F2F9E31 mov [esi], ebx
// .text:6F2F9E33 call ds:__imp__GetVersionExW@4 ; GetVersionExW(x)
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x19E25);
b = 0x90;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CDefPolicy::Query\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x17AD2);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_rdi, sizeof(CDefPolicy_Query_eax_rdi), &bw);
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x196F3);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_esi, sizeof(CDefPolicy_Query_eax_esi), &bw);
#endif
}
if (FV.Release == 7601 && FV.Build == 17514)
{
WriteToLog("Patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled\r\n");
#ifdef _WIN64
// Imagebase: 7FF75A80000
// .text:000007FF75A980DC lea rcx, [rsp+198h+VersionInformation] ; lpVersionInformation
// .text:000007FF75A980E1 mov ebx, 1 <- 0
// .text:000007FF75A980E6 mov [rsp+198h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:000007FF75A980EE mov [rdi], ebx
// .text:000007FF75A980F0 call cs:__imp_GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x180E2);
b = 0;
#else
// Imagebase: 6F2E0000
// .text:6F2FA497 lea eax, [ebp+VersionInformation]
// .text:6F2FA49D inc ebx <- nop
// .text:6F2FA49E push eax ; lpVersionInformation
// .text:6F2FA49F mov [ebp+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:6F2FA4A9 mov [esi], ebx
// .text:6F2FA4AB call ds:__imp__GetVersionExW@4 ; GetVersionExW(x)
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x1A49D);
b = 0x90;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CDefPolicy::Query\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x17D8A);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_rdi, sizeof(CDefPolicy_Query_eax_rdi), &bw);
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x19D53);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_esi, sizeof(CDefPolicy_Query_eax_esi), &bw);
#endif
}
if (FV.Release == 7601 && FV.Build == 18540)
{
WriteToLog("Patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled\r\n");
#ifdef _WIN64
// Imagebase: 7FF75A80000
// .text:000007FF75A98000 lea rcx, [rsp+198h+VersionInformation] ; lpVersionInformation
// .text:000007FF75A98005 mov ebx, 1 <- 0
// .text:000007FF75A9800A mov [rsp+198h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:000007FF75A98012 mov [rdi], ebx
// .text:000007FF75A98014 call cs:__imp_GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x18006);
b = 0;
#else
// Imagebase: 6F2E0000
// .text:6F2FA4DF lea eax, [ebp+VersionInformation]
// .text:6F2FA4E5 inc ebx <- nop
// .text:6F2FA4E6 push eax ; lpVersionInformation
// .text:6F2FA4E7 mov [ebp+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:6F2FA4F1 mov [esi], ebx
// .text:6F2FA4F3 call ds:__imp__GetVersionExW@4 ; GetVersionExW(x)
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x1A4E5);
b = 0x90;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CDefPolicy::Query\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x17C82);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_rdi, sizeof(CDefPolicy_Query_eax_rdi), &bw);
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x19D9F);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_esi, sizeof(CDefPolicy_Query_eax_esi), &bw);
#endif
}
if (FV.Release == 7601 && FV.Build == 22750)
{
WriteToLog("Patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled\r\n");
#ifdef _WIN64
// Imagebase: 7FF75A80000
// .text:000007FF75A97E88 lea rcx, [rsp+198h+VersionInformation] ; lpVersionInformation
// .text:000007FF75A97E8D mov ebx, 1 <- 0
// .text:000007FF75A97E92 mov [rsp+198h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:000007FF75A97E9A mov [rdi], ebx
// .text:000007FF75A97E9C call cs:__imp_GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x17E8E);
b = 0;
#else
// Imagebase: 6F2E0000
// .text:6F2FA64F lea eax, [ebp+VersionInformation]
// .text:6F2FA655 inc ebx <- nop
// .text:6F2FA656 push eax ; lpVersionInformation
// .text:6F2FA657 mov [ebp+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:6F2FA661 mov [esi], ebx
// .text:6F2FA663 call ds:__imp__GetVersionExW@4 ; GetVersionExW(x)
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x1A655);
b = 0x90;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CDefPolicy::Query\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x17C92);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_rdi, sizeof(CDefPolicy_Query_eax_rdi), &bw);
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x19E21);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_esi, sizeof(CDefPolicy_Query_eax_esi), &bw);
#endif
}
}
}
if (Ver == 0x0602)
{
// Windows 8
// uses SL Policy internal unexported function
// load slc.dll and get function
// (will be used on intercepting undefined values)
hSLC = LoadLibrary(L"slc.dll");
_SLGetWindowsInformationDWORD = (SLGETWINDOWSINFORMATIONDWORD)GetProcAddress(hSLC, "SLGetWindowsInformationDWORD");
if (GetModuleCodeSectionInfo(hTermSrv, &TermSrvBase, &TermSrvSize))
{
// Patch functions:
// CSessionArbitrationHelper::IsSingleSessionPerUserEnabled
// CDefPolicy::Query
// Hook function:
// SLGetWindowsInformationDWORDWrapper
if (FV.Release == 8102 && FV.Build == 0)
{
WriteToLog("Patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled\r\n");
#ifdef _WIN64
// .text:000000018000D83A lea rcx, [rsp+180h+VersionInformation] ; lpVersionInformation
// .text:000000018000D83F mov ebx, 1 <- 0
// .text:000000018000D844 mov [rsp+180h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:000000018000D84C mov [rdi], ebx
// .text:000000018000D84E call cs:__imp_GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0xD840);
b = 0;
#else
// .text:1000F7E5 lea eax, [esp+150h+VersionInformation]
// .text:1000F7E9 inc esi <- nop
// .text:1000F7EA push eax ; lpVersionInformation
// .text:1000F7EB mov [esp+154h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:1000F7F3 mov [edi], esi
// .text:1000F7F5 call ds:__imp__GetVersionExW@4 ; GetVersionExW(x)
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0xF7E9);
b = 0x90;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CDefPolicy::Query\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0xD3E6);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_rdi, sizeof(CDefPolicy_Query_eax_rdi), &bw);
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0xE47C);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_esi, sizeof(CDefPolicy_Query_eax_esi), &bw);
#endif
WriteToLog("Hook SLGetWindowsInformationDWORDWrapper\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x1A484);
Jump.MovOp = 0x48;
Jump.MovRegArg = 0xB8;
Jump.MovArg = (PLATFORM_DWORD)New_Win8SL;
Jump.PushRaxOp = 0x50;
Jump.RetOp = 0xC3;
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x1B909);
Jump.PushOp = 0x68;
Jump.PushArg = (PLATFORM_DWORD)New_Win8SL;
Jump.RetOp = 0xC3;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &Jump, sizeof(FARJMP), &bw);
}
if (FV.Release == 8250 && FV.Build == 0)
{
WriteToLog("Patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled\r\n");
#ifdef _WIN64
// .text:0000000180011E6E lea rcx, [rsp+180h+VersionInformation] ; lpVersionInformation
// .text:0000000180011E73 mov ebx, 1 <- 0
// .text:0000000180011E78 mov [rsp+180h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:0000000180011E80 mov [rdi], ebx
// .text:0000000180011E82 call cs:__imp_GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x11E74);
b = 0;
#else
// .text:100159C5 lea eax, [esp+150h+VersionInformation]
// .text:100159C9 inc esi <- nop
// .text:100159CA push eax ; lpVersionInformation
// .text:100159CB mov [esp+154h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:100159D3 mov [edi], esi
// .text:100159D5 call ds:__imp__GetVersionExW@4 ; GetVersionExW(x)
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x159C9);
b = 0x90;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CDefPolicy::Query\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x1187A);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_rdi, sizeof(CDefPolicy_Query_eax_rdi), &bw);
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x13520);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_esi, sizeof(CDefPolicy_Query_eax_esi), &bw);
#endif
WriteToLog("Hook SLGetWindowsInformationDWORDWrapper\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x18FAC);
Jump.MovOp = 0x48;
Jump.MovRegArg = 0xB8;
Jump.MovArg = (PLATFORM_DWORD)New_Win8SL;
Jump.PushRaxOp = 0x50;
Jump.RetOp = 0xC3;
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x1A0A9);
Jump.PushOp = 0x68;
Jump.PushArg = (PLATFORM_DWORD)New_Win8SL_CP;
Jump.RetOp = 0xC3;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &Jump, sizeof(FARJMP), &bw);
}
if (FV.Release == 8400 && FV.Build == 0)
{
WriteToLog("Patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled\r\n");
#ifdef _WIN64
// .text:000000018002081E lea rcx, [rsp+180h+VersionInformation] ; lpVersionInformation
// .text:0000000180020823 mov ebx, 1 <- 0
// .text:0000000180020828 mov [rsp+180h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:0000000180020830 mov [rdi], ebx
// .text:0000000180020832 call cs:__imp_GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x20824);
b = 0;
#else
// .text:1001547E lea eax, [esp+150h+VersionInformation]
// .text:10015482 inc esi <- nop
// .text:10015483 push eax ; lpVersionInformation
// .text:10015484 mov [esp+154h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:1001548C mov [edi], esi
// .text:1001548E call ds:__imp__GetVersionExW@4 ; GetVersionExW(x)
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x15482);
b = 0x90;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CDefPolicy::Query\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x1F102);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_rdi, sizeof(CDefPolicy_Query_eax_rdi), &bw);
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x13E48);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_esi, sizeof(CDefPolicy_Query_eax_esi), &bw);
#endif
WriteToLog("Hook SLGetWindowsInformationDWORDWrapper\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x2492C);
Jump.MovOp = 0x48;
Jump.MovRegArg = 0xB8;
Jump.MovArg = (PLATFORM_DWORD)New_Win8SL;
Jump.PushRaxOp = 0x50;
Jump.RetOp = 0xC3;
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x19629);
Jump.PushOp = 0x68;
Jump.PushArg = (PLATFORM_DWORD)New_Win8SL;
Jump.RetOp = 0xC3;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &Jump, sizeof(FARJMP), &bw);
}
if (FV.Release == 9200 && FV.Build == 16384)
{
WriteToLog("Patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled\r\n");
#ifdef _WIN64
// .text:000000018002BAA2 lea rcx, [rsp+180h+VersionInformation] ; lpVersionInformation
// .text:000000018002BAA7 mov ebx, 1 <- 0
// .text:000000018002BAAC mov [rsp+180h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:000000018002BAB4 mov [rdi], ebx
// .text:000000018002BAB6 call cs:__imp_GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x2BAA8);
b = 0;
#else
// .text:1001554E lea eax, [esp+150h+VersionInformation]
// .text:10015552 inc esi <- nop
// .text:10015553 push eax ; lpVersionInformation
// .text:10015554 mov [esp+154h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:1001555C mov [edi], esi
// .text:1001555E call ds:__imp__GetVersionExW@4 ; GetVersionExW(x)
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x15552);
b = 0x90;
#endif
/* __ARM_ARCH_7
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x?); // unknown
*/
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CDefPolicy::Query\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x2A31A);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_rdi, sizeof(CDefPolicy_Query_eax_rdi), &bw);
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x13F08);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_esi, sizeof(CDefPolicy_Query_eax_esi), &bw);
#endif
/* __ARM_ARCH_7
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x?); // unknown
*/
WriteToLog("Hook SLGetWindowsInformationDWORDWrapper\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x21FA8);
Jump.MovOp = 0x48;
Jump.MovRegArg = 0xB8;
Jump.MovArg = (PLATFORM_DWORD)New_Win8SL;
Jump.PushRaxOp = 0x50;
Jump.RetOp = 0xC3;
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x19559);
Jump.PushOp = 0x68;
Jump.PushArg = (PLATFORM_DWORD)New_Win8SL;
Jump.RetOp = 0xC3;
#endif
/* __ARM_ARCH_7
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x5F934);
// hook opcodes?
Don't know how to make far jump on ARM platform
*/
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &Jump, sizeof(FARJMP), &bw);
}
if (FV.Release == 9200 && FV.Build == 17048)
{
WriteToLog("Patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled\r\n");
#ifdef _WIN64
// .text:0000000180020942 lea rcx, [rsp+180h+VersionInformation] ; lpVersionInformation
// .text:0000000180020947 mov ebx, 1 <- 0
// .text:000000018002094C mov [rsp+180h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:0000000180020954 mov [rdi], ebx
// .text:0000000180020956 call cs:__imp_GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x20948);
b = 0;
#else
// .text:1002058E lea eax, [esp+150h+VersionInformation]
// .text:10020592 inc esi <- nop
// .text:10020593 push eax ; lpVersionInformation
// .text:10020594 mov [esp+154h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:1002059C mov [edi], esi
// .text:1002059E call ds:__imp__GetVersionExW@4 ; GetVersionExW(x)
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x20592);
b = 0x90;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CDefPolicy::Query\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x1F206);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_rdi, sizeof(CDefPolicy_Query_eax_rdi), &bw);
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x1F408);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_esi, sizeof(CDefPolicy_Query_eax_esi), &bw);
#endif
WriteToLog("Hook SLGetWindowsInformationDWORDWrapper\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x24570);
Jump.MovOp = 0x48;
Jump.MovRegArg = 0xB8;
Jump.MovArg = (PLATFORM_DWORD)New_Win8SL;
Jump.PushRaxOp = 0x50;
Jump.RetOp = 0xC3;
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x17059);
Jump.PushOp = 0x68;
Jump.PushArg = (PLATFORM_DWORD)New_Win8SL;
Jump.RetOp = 0xC3;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &Jump, sizeof(FARJMP), &bw);
}
if (FV.Release == 9200 && FV.Build == 21166)
{
WriteToLog("Patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled\r\n");
#ifdef _WIN64
// .text:000000018002BAF2 lea rcx, [rsp+180h+VersionInformation] ; lpVersionInformation
// .text:000000018002BAF7 mov ebx, 1 <- 0
// .text:000000018002BAFC mov [rsp+180h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:000000018002BB04 mov [rdi], ebx
// .text:000000018002BB06 call cs:__imp_GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x2BAF8);
b = 0;
#else
// .text:10015576 lea eax, [esp+150h+VersionInformation]
// .text:1001557A inc esi <- nop
// .text:1001557B push eax ; lpVersionInformation
// .text:1001557C mov [esp+154h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:10015584 mov [edi], esi
// .text:10015586 call ds:__imp__GetVersionExW@4 ; GetVersionExW(x)
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x1557A);
b = 0x90;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CDefPolicy::Query\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x2A3B6);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_rdi, sizeof(CDefPolicy_Query_eax_rdi), &bw);
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x13F30);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_esi, sizeof(CDefPolicy_Query_eax_esi), &bw);
#endif
WriteToLog("Hook SLGetWindowsInformationDWORDWrapper\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x21FD0);
Jump.MovOp = 0x48;
Jump.MovRegArg = 0xB8;
Jump.MovArg = (PLATFORM_DWORD)New_Win8SL;
Jump.PushRaxOp = 0x50;
Jump.RetOp = 0xC3;
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x19581);
Jump.PushOp = 0x68;
Jump.PushArg = (PLATFORM_DWORD)New_Win8SL;
Jump.RetOp = 0xC3;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &Jump, sizeof(FARJMP), &bw);
}
}
}
if (Ver == 0x0603)
{
// Windows 8.1
// uses SL Policy internal inline code
if (GetModuleCodeSectionInfo(hTermSrv, &TermSrvBase, &TermSrvSize))
{
// Patch functions:
// CEnforcementCore::GetInstanceOfTSLicense
// CSessionArbitrationHelper::IsSingleSessionPerUserEnabled
// CDefPolicy::Query
// Hook function:
// CSLQuery::Initialize
if (FV.Release == 9431 && FV.Build == 0)
{
WriteToLog("Patch CEnforcementCore::GetInstanceOfTSLicense\r\n");
#ifdef _WIN64
// .text:000000018009F713 call ?IsLicenseTypeLocalOnly@CSLQuery@@SAJAEAU_GUID@@PEAH@Z ; CSLQuery::IsLicenseTypeLocalOnly(_GUID &,int *)
// .text:000000018009F718 test eax, eax
// .text:000000018009F71A js short loc_18009F73B
// .text:000000018009F71C cmp [rsp+48h+arg_18], 0
// .text:000000018009F721 jz short loc_18009F73B <- jmp
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x9F721);
#else
// .text:1008A604 call ?IsLicenseTypeLocalOnly@CSLQuery@@SGJAAU_GUID@@PAH@Z ; CSLQuery::IsLicenseTypeLocalOnly(_GUID &,int *)
// .text:1008A609 test eax, eax
// .text:1008A60B js short loc_1008A628
// .text:1008A60D cmp [ebp+var_8], 0
// .text:1008A611 jz short loc_1008A628 <- jmp
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x8A611);
#endif
b = 0xEB;
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled\r\n");
#ifdef _WIN64
// .text:00000001800367F3 lea rcx, [rsp+190h+VersionInformation] ; lpVersionInformation
// .text:00000001800367F8 mov ebx, 1 <- 0
// .text:00000001800367FD mov [rsp+190h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:0000000180036805 mov [rdi], ebx
// .text:0000000180036807 call cs:__imp_GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x367F9);
b = 0;
#else
// .text:100306A4 lea eax, [esp+150h+VersionInformation]
// .text:100306A8 inc ebx <- nop
// .text:100306A9 mov [edi], ebx
// .text:100306AB push eax ; lpVersionInformation
// .text:100306AC call ds:__imp__GetVersionExW@4 ; GetVersionExW(x)
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x306A8);
b = 0x90;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CDefPolicy::Query\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x350FD);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_rcx, sizeof(CDefPolicy_Query_eax_rcx), &bw);
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x2EA25);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_ecx, sizeof(CDefPolicy_Query_eax_ecx), &bw);
#endif
WriteToLog("Hook CSLQuery::Initialize\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x2F9C0);
Jump.MovOp = 0x48;
Jump.MovRegArg = 0xB8;
Jump.MovArg = (PLATFORM_DWORD)New_CSLQuery_Initialize;
Jump.PushRaxOp = 0x50;
Jump.RetOp = 0xC3;
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x196B0);
Jump.PushOp = 0x68;
Jump.PushArg = (PLATFORM_DWORD)New_CSLQuery_Initialize;
Jump.RetOp = 0xC3;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &Jump, sizeof(FARJMP), &bw);
}
if (FV.Release == 9600 && FV.Build == 16384)
{
WriteToLog("Patch CEnforcementCore::GetInstanceOfTSLicense\r\n");
#ifdef _WIN64
// .text:000000018008181F cmp [rsp+48h+arg_18], 0
// .text:0000000180081824 jz loc_180031DEF <- nop + jmp
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x81824);
b = 0x90;
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x81825);
b = 0xE9;
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
#else
// .text:100A271C call ?IsLicenseTypeLocalOnly@CSLQuery@@SGJAAU_GUID@@PAH@Z ; CSLQuery::IsLicenseTypeLocalOnly(_GUID &,int *)
// .text:100A2721 test eax, eax
// .text:100A2723 js short loc_100A2740
// .text:100A2725 cmp [ebp+var_8], 0
// .text:100A2729 jz short loc_100A2740 <- jmp
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0xA2729);
b = 0xEB;
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
#endif
WriteToLog("Patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled\r\n");
#ifdef _WIN64
// .text:000000018002023B lea rcx, [rsp+190h+VersionInformation] ; lpVersionInformation
// .text:0000000180020240 mov ebx, 1 <- 0
// .text:0000000180020245 mov [rsp+190h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:000000018002024D mov [rdi], ebx
// .text:000000018002024F call cs:__imp_GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x20241);
b = 0;
#else
// .text:10018024 lea eax, [esp+150h+VersionInformation]
// .text:10018028 inc ebx <- nop
// .text:10018029 mov [edi], ebx
// .text:1001802B push eax ; lpVersionInformation
// .text:1001802C call ds:__imp__GetVersionExW@4 ; GetVersionExW(x)
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x18028);
b = 0x90;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CDefPolicy::Query\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x57829);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_rcx, sizeof(CDefPolicy_Query_eax_rcx), &bw);
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x16115);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_ecx, sizeof(CDefPolicy_Query_eax_ecx), &bw);
#endif
WriteToLog("Hook CSLQuery::Initialize\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x554C0);
Jump.MovOp = 0x48;
Jump.MovRegArg = 0xB8;
Jump.MovArg = (PLATFORM_DWORD)New_CSLQuery_Initialize;
Jump.PushRaxOp = 0x50;
Jump.RetOp = 0xC3;
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x1CEB0);
Jump.PushOp = 0x68;
Jump.PushArg = (PLATFORM_DWORD)New_CSLQuery_Initialize;
Jump.RetOp = 0xC3;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &Jump, sizeof(FARJMP), &bw);
}
if (FV.Release == 9600 && FV.Build == 17095)
{
WriteToLog("Patch CEnforcementCore::GetInstanceOfTSLicense\r\n");
#ifdef _WIN64
// .text:00000001800B914B call ?IsLicenseTypeLocalOnly@CSLQuery@@SAJAEAU_GUID@@PEAH@Z ; CSLQuery::IsLicenseTypeLocalOnly(_GUID &,int *)
// .text:00000001800B9150 test eax, eax
// .text:00000001800B9152 js short loc_1800B9173
// .text:00000001800B9154 cmp [rsp+48h+arg_18], 0
// .text:00000001800B9159 jz short loc_1800B9173 <- jmp
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0xB9159);
#else
// .text:100A36C4 call ?IsLicenseTypeLocalOnly@CSLQuery@@SGJAAU_GUID@@PAH@Z ; CSLQuery::IsLicenseTypeLocalOnly(_GUID &,int *)
// .text:100A36C9 test eax, eax
// .text:100A36CB js short loc_100A36E8
// .text:100A36CD cmp [ebp+var_8], 0
// .text:100A36D1 jz short loc_100A36E8 <- jmp
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0xA36D1);
#endif
b = 0xEB;
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled\r\n");
#ifdef _WIN64
// .text:0000000180021823 lea rcx, [rsp+190h+VersionInformation] ; lpVersionInformation
// .text:0000000180021828 mov ebx, 1 <- 0
// .text:000000018002182D mov [rsp+190h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:0000000180021835 mov [rdi], ebx
// .text:0000000180021837 call cs:__imp_GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x21829);
b = 0;
#else
// .text:10036BA5 lea eax, [esp+150h+VersionInformation]
// .text:10036BA9 inc ebx <- nop
// .text:10036BAA mov [edi], ebx
// .text:10036BAC push eax ; lpVersionInformation
// .text:10036BAD call ds:__imp__GetVersionExW@4 ; GetVersionExW(x)
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x36BA9);
b = 0x90;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CDefPolicy::Query\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x1F6A1);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_rcx, sizeof(CDefPolicy_Query_eax_rcx), &bw);
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x16115);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_ecx, sizeof(CDefPolicy_Query_eax_ecx), &bw);
#endif
WriteToLog("Hook CSLQuery::Initialize\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x3B110);
Jump.MovOp = 0x48;
Jump.MovRegArg = 0xB8;
Jump.MovArg = (PLATFORM_DWORD)New_CSLQuery_Initialize;
Jump.PushRaxOp = 0x50;
Jump.RetOp = 0xC3;
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x117F1);
Jump.PushOp = 0x68;
Jump.PushArg = (PLATFORM_DWORD)New_CSLQuery_Initialize;
Jump.RetOp = 0xC3;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &Jump, sizeof(FARJMP), &bw);
}
}
}
if (Ver == 0x0604)
{
// Windows 10
// uses SL Policy internal inline code
if (GetModuleCodeSectionInfo(hTermSrv, &TermSrvBase, &TermSrvSize))
{
// Patch functions:
// CEnforcementCore::GetInstanceOfTSLicense
// CSessionArbitrationHelper::IsSingleSessionPerUserEnabled
// CDefPolicy::Query
// Hook function:
// CSLQuery::Initialize
if (FV.Release == 9841 && FV.Build == 0)
{
WriteToLog("Patch CEnforcementCore::GetInstanceOfTSLicense\r\n");
#ifdef _WIN64
// .text:0000000180081133 call sub_1800A9048
// .text:0000000180081138 test eax, eax
// .text:000000018008113A js short loc_18008115B
// .text:000000018008113C cmp [rsp+58h+arg_18], 0
// .text:0000000180081141 jz short loc_18008115B <- jmp
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x81141);
#else
// .text:1009569B call sub_100B7EE5
// .text:100956A0 test eax, eax
// .text:100956A2 js short loc_100956BF
// .text:100956A4 cmp [ebp+var_C], 0
// .text:100956A8 jz short loc_100956BF <- jmp
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x956A8);
#endif
b = 0xEB;
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled\r\n");
#ifdef _WIN64
// .text:0000000180012153 lea rcx, [rsp+190h+VersionInformation] ; lpVersionInformation
// .text:0000000180012158 mov ebx, 1 <- 0
// .text:000000018001215D mov [rsp+190h+VersionInformation.dwOSVersionInfoSize], 11Ch
// .text:0000000180012165 mov [rdi], ebx
// .text:0000000180012167 call cs:GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x12159);
b = 0;
#else
// .text:10030121 lea eax, [esp+150h+VersionInformation]
// .text:10030125 inc ebx <- nop
// .text:10030126 mov [edi], ebx
// .text:10030128 push eax ; lpVersionInformation
// .text:10030129 call ds:GetVersionExW
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x30125);
b = 0x90;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &b, sizeof(b), &bw);
WriteToLog("Patch CDefPolicy::Query\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0xC125);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_rcx, sizeof(CDefPolicy_Query_eax_rcx), &bw);
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x3B989);
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &CDefPolicy_Query_eax_ecx, sizeof(CDefPolicy_Query_eax_ecx), &bw);
#endif
WriteToLog("Hook CSLQuery::Initialize\r\n");
#ifdef _WIN64
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x1EA50);
Jump.MovOp = 0x48;
Jump.MovRegArg = 0xB8;
Jump.MovArg = (PLATFORM_DWORD)New_CSLQuery_Initialize;
Jump.PushRaxOp = 0x50;
Jump.RetOp = 0xC3;
#else
SignPtr = (PLATFORM_DWORD)(TermSrvBase + 0x46A68);
Jump.PushOp = 0x68;
Jump.PushArg = (PLATFORM_DWORD)New_CSLQuery_Initialize;
Jump.RetOp = 0xC3;
#endif
WriteProcessMemory(GetCurrentProcess(), (LPVOID)SignPtr, &Jump, sizeof(FARJMP), &bw);
}
}
}
WriteToLog("resume\r\n");
SetThreadsState(true);
return;
}
void WINAPI ServiceMain(DWORD dwArgc, LPTSTR *lpszArgv)
{
WriteToLog("> ServiceMain\r\n");
if (!AlreadyHooked) Hook();
if (_ServiceMain != NULL) _ServiceMain(dwArgc, lpszArgv);
}
void WINAPI SvchostPushServiceGlobals(void *lpGlobalData)
{
WriteToLog("> SvchostPushServiceGlobals\r\n");
if (!AlreadyHooked) Hook();
if (_SvchostPushServiceGlobals != NULL) _SvchostPushServiceGlobals(lpGlobalData);
}
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