mirror of
https://github.com/wavestone-cdt/EDRSandblast.git
synced 2026-06-08 16:37:12 +00:00
Maxime Meignan
42 lines
1.3 KiB
C
42 lines
1.3 KiB
C
/*
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--- Functions to bypass Credential Guard by enabling Wdigest through patching of the g_fParameter_UseLogonCredential and g_IsCredGuardEnabled attributes in memory.
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--- Full source and credit to https://teamhydra.blog/2020/08/25/bypassing-credential-guard/
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--- Code adapted from: https://gist.github.com/N4kedTurtle/8238f64d18932c7184faa2d0af2f1240
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*/
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#pragma once
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#include <Windows.h>
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enum WdigestOffsetType {
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g_fParameter_UseLogonCredential = 0,
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g_IsCredGuardEnabled = 1,
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_SUPPORTED_WDIGEST_OFFSETS_END
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};
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union WdigestOffsets {
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// structure version of wdigest.dll's offsets
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struct {
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// wdigest.dll's g_fParameter_UseLogonCredential
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DWORD64 g_fParameter_UseLogonCredential;
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// wdigest.dll's g_IsCredGuardEnabled
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DWORD64 g_IsCredGuardEnabled;
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} st;
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// array version (usefull for code factoring)
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DWORD64 ar[_SUPPORTED_WDIGEST_OFFSETS_END];
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};
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union WdigestOffsets g_wdigestOffsets;
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// TODO : create a LoadWdigestOffsets function like LoadCiOffsets
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// TODO2 : find a way to factorize all the copy-pasted code between Ci/Ntoskrnl/Wdigest/FltmgrOffsets
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void LoadWdigestOffsetsFromFile(TCHAR* wdigestOffsetFilename);
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void SaveWdigestOffsetsToFile(TCHAR* wdigestOffsetFilename);
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void LoadWdigestOffsetsFromInternet(BOOL delete_pdb);
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LPTSTR GetWdigestPath(); |