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NtLockVirtualMemory fix #5

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merged 4 commits into from
Nov 25, 2024
Merged

NtLockVirtualMemory fix #5

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ec6b641
Update winternlex.cpp
Lafko Nov 25, 2024
ffa6d73
Update data.h
Lafko Nov 25, 2024
f36b4c4
Update Setup.hpp
Lafko Nov 25, 2024
da77fa4
Update winternlex.cpp
Lafko Nov 25, 2024
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5 changes: 4 additions & 1 deletion SKLib/include/Setup.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -83,6 +83,7 @@ namespace setup {
ULONG64 PsQueryFullProcessImageName = parser.GetSymbolRVA(L"PsQueryFullProcessImageName");
ULONG64 KiNmiInterruptStart = parser.GetSymbolRVA(L"KiNmiInterruptStart");
ULONG64 WmipSMBiosVersionInfo = parser.GetSymbolRVA(L"WmipSMBiosVersionInfo");
ULONG64 NtLockVirtualMemory = parser.GetSymbolRVA(L"NtLockVirtualMemory"e);
if (WmipSMBiosTableLength == INVALID_OFFSET
|| PsEnumProcesses == INVALID_OFFSET
|| PspInsertProcess == INVALID_OFFSET
Expand All @@ -109,6 +110,7 @@ namespace setup {
|| PsQueryFullProcessImageName == INVALID_OFFSET
|| KiNmiInterruptStart == INVALID_OFFSET
|| WmipSMBiosVersionInfo == INVALID_OFFSET
|| NtLockVirtualMemory == INVALID_OFFSET
) {
printf("[-] ntoskrnl offsets invalid!\n");
#ifdef BUILD_SPOOFER
Expand Down Expand Up @@ -139,6 +141,7 @@ namespace setup {
offsets.PsQueryFullProcessImageName = PsQueryFullProcessImageName;
offsets.KiNmiInterruptStart = KiNmiInterruptStart;
offsets.WmipSMBiosVersionInfo = WmipSMBiosVersionInfo;
offsets.NtLockVirtualMemory = NtLockVirtualMemory;
}
#pragma endregion

Expand Down Expand Up @@ -223,4 +226,4 @@ namespace setup {
}
}

#endif
#endif
3 changes: 2 additions & 1 deletion SKLib/include/data.h
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Expand Up @@ -100,6 +100,7 @@ struct OffsetDump {
ULONG64 PiDDBLock;
ULONG64 PiDDBCacheTable;
ULONG64 KiNmiInterruptStart;
ULONG64 NtLockVirtualMemory;
};

typedef struct _CLEANUP_DATA {
Expand Down Expand Up @@ -151,4 +152,4 @@ namespace SKLib {
void Dispose();
}

#endif
#endif
8 changes: 5 additions & 3 deletions SKLib/src/winternlex.cpp
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Expand Up @@ -503,10 +503,12 @@ void winternl::InitImageInfo(PVOID pImageBase)
DbgMsg("[HOOK] Could not find PsGetThreadTeb");
DebugBreak();
}
else {
DbgMsg("[HOOK] ZwLockVirtualMemory: %p", winternl::NtLockVirtualMemory);

winternl::NtLockVirtualMemory = (fnNtLockVirtualMemory)((ULONG64)winternl::ntoskrnlBase + offsets.NtLockVirtualMemory);
if (!offsets.NtLockVirtualMemory) {
DbgMsg2("[WINTERNL] Failed getting NtLockVirtualMemory!");
DebugBreak();
}

winternl::PsEnumProcesses = (fnPsEnumProcesses)((ULONG64)winternl::ntoskrnlBase + offsets.PsEnumProcesses);
if (!offsets.PsEnumProcesses) {
DbgMsg("[WINTERNL] Failed getting PsEnumProcesses!");
Expand Down