Merge pull request #1 from hypervis0r/master

Add .gitignore for Visual Studio files, fix Visual Studio Debug configuration and implement the LOAD_MEMORY functionality
This commit is contained in:
batsec
2021-06-18 09:13:30 +01:00
committed by GitHub
7 changed files with 721 additions and 313 deletions
+388
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@@ -0,0 +1,388 @@
## Ignore Visual Studio temporary files, build results, and
## files generated by popular Visual Studio add-ons.
##
## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore
# User-specific files
*.rsuser
*.suo
*.user
*.userosscache
*.sln.docstates
# User-specific files (MonoDevelop/Xamarin Studio)
*.userprefs
# Mono auto generated files
mono_crash.*
# Build results
[Dd]ebug/
[Dd]ebugPublic/
[Rr]elease/
[Rr]eleases/
x64/
x86/
[Ww][Ii][Nn]32/
[Aa][Rr][Mm]/
[Aa][Rr][Mm]64/
bld/
[Bb]in/
[Oo]bj/
[Ll]og/
[Ll]ogs/
# Visual Studio 2015/2017 cache/options directory
.vs/
# Uncomment if you have tasks that create the project's static files in wwwroot
#wwwroot/
# Visual Studio 2017 auto generated files
Generated\ Files/
# MSTest test Results
[Tt]est[Rr]esult*/
[Bb]uild[Ll]og.*
# NUnit
*.VisualState.xml
TestResult.xml
nunit-*.xml
# Build Results of an ATL Project
[Dd]ebugPS/
[Rr]eleasePS/
dlldata.c
# Benchmark Results
BenchmarkDotNet.Artifacts/
# .NET Core
project.lock.json
project.fragment.lock.json
artifacts/
# ASP.NET Scaffolding
ScaffoldingReadMe.txt
# StyleCop
StyleCopReport.xml
# Files built by Visual Studio
*_i.c
*_p.c
*_h.h
*.ilk
*.meta
*.obj
*.iobj
*.pch
*.pdb
*.ipdb
*.pgc
*.pgd
*.rsp
*.sbr
*.tlb
*.tli
*.tlh
*.tmp
*.tmp_proj
*_wpftmp.csproj
*.log
*.tlog
*.vspscc
*.vssscc
.builds
*.pidb
*.svclog
*.scc
# Chutzpah Test files
_Chutzpah*
# Visual C++ cache files
ipch/
*.aps
*.ncb
*.opendb
*.opensdf
*.sdf
*.cachefile
*.VC.db
*.VC.VC.opendb
# Visual Studio profiler
*.psess
*.vsp
*.vspx
*.sap
# Visual Studio Trace Files
*.e2e
# TFS 2012 Local Workspace
$tf/
# Guidance Automation Toolkit
*.gpState
# ReSharper is a .NET coding add-in
_ReSharper*/
*.[Rr]e[Ss]harper
*.DotSettings.user
# TeamCity is a build add-in
_TeamCity*
# DotCover is a Code Coverage Tool
*.dotCover
# AxoCover is a Code Coverage Tool
.axoCover/*
!.axoCover/settings.json
# Coverlet is a free, cross platform Code Coverage Tool
coverage*.json
coverage*.xml
coverage*.info
# Visual Studio code coverage results
*.coverage
*.coveragexml
# NCrunch
_NCrunch_*
.*crunch*.local.xml
nCrunchTemp_*
# MightyMoose
*.mm.*
AutoTest.Net/
# Web workbench (sass)
.sass-cache/
# Installshield output folder
[Ee]xpress/
# DocProject is a documentation generator add-in
DocProject/buildhelp/
DocProject/Help/*.HxT
DocProject/Help/*.HxC
DocProject/Help/*.hhc
DocProject/Help/*.hhk
DocProject/Help/*.hhp
DocProject/Help/Html2
DocProject/Help/html
# Click-Once directory
publish/
# Publish Web Output
*.[Pp]ublish.xml
*.azurePubxml
# Note: Comment the next line if you want to checkin your web deploy settings,
# but database connection strings (with potential passwords) will be unencrypted
*.pubxml
*.publishproj
# Microsoft Azure Web App publish settings. Comment the next line if you want to
# checkin your Azure Web App publish settings, but sensitive information contained
# in these scripts will be unencrypted
PublishScripts/
# NuGet Packages
*.nupkg
# NuGet Symbol Packages
*.snupkg
# The packages folder can be ignored because of Package Restore
**/[Pp]ackages/*
# except build/, which is used as an MSBuild target.
!**/[Pp]ackages/build/
# Uncomment if necessary however generally it will be regenerated when needed
#!**/[Pp]ackages/repositories.config
# NuGet v3's project.json files produces more ignorable files
*.nuget.props
*.nuget.targets
# Nuget personal access tokens and Credentials
nuget.config
# Microsoft Azure Build Output
csx/
*.build.csdef
# Microsoft Azure Emulator
ecf/
rcf/
# Windows Store app package directories and files
AppPackages/
BundleArtifacts/
Package.StoreAssociation.xml
_pkginfo.txt
*.appx
*.appxbundle
*.appxupload
# Visual Studio cache files
# files ending in .cache can be ignored
*.[Cc]ache
# but keep track of directories ending in .cache
!?*.[Cc]ache/
# Others
ClientBin/
~$*
*~
*.dbmdl
*.dbproj.schemaview
*.jfm
*.pfx
*.publishsettings
orleans.codegen.cs
# Including strong name files can present a security risk
# (https://github.com/github/gitignore/pull/2483#issue-259490424)
#*.snk
# Since there are multiple workflows, uncomment next line to ignore bower_components
# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
#bower_components/
# RIA/Silverlight projects
Generated_Code/
# Backup & report files from converting an old project file
# to a newer Visual Studio version. Backup files are not needed,
# because we have git ;-)
_UpgradeReport_Files/
Backup*/
UpgradeLog*.XML
UpgradeLog*.htm
ServiceFabricBackup/
*.rptproj.bak
# SQL Server files
*.mdf
*.ldf
*.ndf
# Business Intelligence projects
*.rdl.data
*.bim.layout
*.bim_*.settings
*.rptproj.rsuser
*- [Bb]ackup.rdl
*- [Bb]ackup ([0-9]).rdl
*- [Bb]ackup ([0-9][0-9]).rdl
# Microsoft Fakes
FakesAssemblies/
# GhostDoc plugin setting file
*.GhostDoc.xml
# Node.js Tools for Visual Studio
.ntvs_analysis.dat
node_modules/
# Visual Studio 6 build log
*.plg
# Visual Studio 6 workspace options file
*.opt
# Visual Studio 6 auto-generated workspace file (contains which files were open etc.)
*.vbw
# Visual Studio LightSwitch build output
**/*.HTMLClient/GeneratedArtifacts
**/*.DesktopClient/GeneratedArtifacts
**/*.DesktopClient/ModelManifest.xml
**/*.Server/GeneratedArtifacts
**/*.Server/ModelManifest.xml
_Pvt_Extensions
# Paket dependency manager
.paket/paket.exe
paket-files/
# FAKE - F# Make
.fake/
# CodeRush personal settings
.cr/personal
# Python Tools for Visual Studio (PTVS)
__pycache__/
*.pyc
# Cake - Uncomment if you are using it
# tools/**
# !tools/packages.config
# Tabs Studio
*.tss
# Telerik's JustMock configuration file
*.jmconfig
# BizTalk build output
*.btp.cs
*.btm.cs
*.odx.cs
*.xsd.cs
# OpenCover UI analysis results
OpenCover/
# Azure Stream Analytics local run output
ASALocalRun/
# MSBuild Binary and Structured Log
*.binlog
# NVidia Nsight GPU debugger configuration file
*.nvuser
# MFractors (Xamarin productivity tool) working folder
.mfractor/
# Local History for Visual Studio
.localhistory/
# BeatPulse healthcheck temp database
healthchecksdb
# Backup folder for Package Reference Convert tool in Visual Studio 2017
MigrationBackup/
# Ionide (cross platform F# VS Code tools) working folder
.ionide/
# Fody - auto-generated XML schema
FodyWeavers.xsd
# VS Code files for those working on multiple tools
.vscode/*
!.vscode/settings.json
!.vscode/tasks.json
!.vscode/launch.json
!.vscode/extensions.json
*.code-workspace
# Local History for Visual Studio Code
.history/
# Windows Installer files from build outputs
*.cab
*.msi
*.msix
*.msm
*.msp
# JetBrains Rider
.idea/
*.sln.iml
+4 -2
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@@ -44,7 +44,7 @@
<UseDebugLibraries>true</UseDebugLibraries>
<PlatformToolset>v142</PlatformToolset>
<CharacterSet>Unicode</CharacterSet>
<EnableASAN>true</EnableASAN>
<EnableASAN>false</EnableASAN>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
<ConfigurationType>Application</ConfigurationType>
@@ -119,10 +119,12 @@
<SDLCheck>true</SDLCheck>
<PreprocessorDefinitions>_CRT_SECURE_NO_WARNINGS;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
<ConformanceMode>true</ConformanceMode>
<AdditionalIncludeDirectories>$(ProjectDir)include</AdditionalIncludeDirectories>
</ClCompile>
<Link>
<SubSystem>Console</SubSystem>
<GenerateDebugInformation>true</GenerateDebugInformation>
<AdditionalDependencies>ntdll.lib;kernel32.lib;user32.lib;gdi32.lib;winspool.lib;comdlg32.lib;advapi32.lib;shell32.lib;ole32.lib;oleaut32.lib;uuid.lib;odbc32.lib;odbccp32.lib;%(AdditionalDependencies)</AdditionalDependencies>
</Link>
</ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
@@ -134,7 +136,7 @@
<PreprocessorDefinitions>_CRT_SECURE_NO_WARNINGS;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
<ConformanceMode>true</ConformanceMode>
<RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
<AdditionalIncludeDirectories>P:\DarkLoadLibrary\DarkLoadLibrary\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
<AdditionalIncludeDirectories>$(ProjectDir)include</AdditionalIncludeDirectories>
</ClCompile>
<Link>
<SubSystem>Console</SubSystem>
+3 -2
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@@ -18,8 +18,9 @@ typedef struct _DARKMODULE {
} DARKMODULE, *PDARKMODULE;
DARKMODULE DarkLoadLibrary(
DWORD dwFlags,
DWORD dwFlags,
LPCWSTR lpwBuffer,
DWORD dwLen,
LPVOID lpFileBuffer,
DWORD dwLen,
LPCWSTR lpwName
);
+10 -2
View File
@@ -144,6 +144,7 @@ BOOL ReadFileToBuffer(
DARKMODULE DarkLoadLibrary(
DWORD dwFlags,
LPCWSTR lpwBuffer,
LPVOID lpFileBuffer,
DWORD dwLen,
LPCWSTR lpwName
)
@@ -163,8 +164,15 @@ DARKMODULE DarkLoadLibrary(
break;
case LOAD_MEMORY:
dModule.ErrorMsg = L"Not implemented yet, sorry";
goto Cleanup;
dModule.dwDllDataLen = dwLen;
dModule.pbDllData = lpFileBuffer;
/*
This is probably a hack for the greater scheme but lol
*/
dModule.CrackedDLLName = lpwName;
dModule.LocalDLLName = lpwName;
break;
case NO_LINK:
+1
View File
@@ -10,6 +10,7 @@ VOID main()
DARKMODULE DarkModule = DarkLoadLibrary(
LOAD_LOCAL_FILE,
L"TestDLL.dll",
NULL,
0,
NULL
);
+310 -307
View File
@@ -3,439 +3,442 @@
ULONG LdrHashEntry(UNICODE_STRING UniName, BOOL XorHash) {
ULONG ulRes = 0;
RtlHashUnicodeString(
&UniName,
TRUE,
0,
&ulRes
);
RtlHashUnicodeString(
&UniName,
TRUE,
0,
&ulRes
);
if (XorHash)
{
ulRes &= (LDR_HASH_TABLE_ENTRIES - 1);
}
if (XorHash)
{
ulRes &= (LDR_HASH_TABLE_ENTRIES - 1);
}
return ulRes;
}
PLDR_DATA_TABLE_ENTRY2 FindLdrTableEntry(
PCWSTR BaseName
PCWSTR BaseName
)
{
PPEB2 pPeb;
PLDR_DATA_TABLE_ENTRY2 pCurEntry;
PLIST_ENTRY pListHead, pListEntry;
pPeb = (PPEB2)READ_MEMLOC(PEB_OFFSET);
PPEB2 pPeb;
PLDR_DATA_TABLE_ENTRY2 pCurEntry;
PLIST_ENTRY pListHead, pListEntry;
pPeb = (PPEB2)READ_MEMLOC(PEB_OFFSET);
if (pPeb == NULL)
{
return NULL;
}
if (pPeb == NULL)
{
return NULL;
}
pListHead = &pPeb->Ldr->InLoadOrderModuleList;
pListEntry = pListHead->Flink;
pListHead = &pPeb->Ldr->InLoadOrderModuleList;
pListEntry = pListHead->Flink;
do
{
do
{
pCurEntry = CONTAINING_RECORD(pListEntry, LDR_DATA_TABLE_ENTRY2, InLoadOrderLinks);
pListEntry = pListEntry->Flink;
pCurEntry = CONTAINING_RECORD(pListEntry, LDR_DATA_TABLE_ENTRY2, InLoadOrderLinks);
pListEntry = pListEntry->Flink;
INT BaseName1 = _wcsnicmp(BaseName, pCurEntry->BaseDllName.Buffer, (pCurEntry->BaseDllName.Length / sizeof(wchar_t)) - 4);
INT BaseName2 = _wcsnicmp(BaseName, pCurEntry->BaseDllName.Buffer, pCurEntry->BaseDllName.Length / sizeof(wchar_t));
INT BaseName1 = _wcsnicmp(BaseName, pCurEntry->BaseDllName.Buffer, (pCurEntry->BaseDllName.Length / sizeof(wchar_t)) - 4);
INT BaseName2 = _wcsnicmp(BaseName, pCurEntry->BaseDllName.Buffer, pCurEntry->BaseDllName.Length / sizeof(wchar_t));
if (!BaseName1 || !BaseName2)
{
return pCurEntry;
}
if (!BaseName1 || !BaseName2)
{
return pCurEntry;
}
} while (pListEntry != pListHead);
} while (pListEntry != pListHead);
return NULL;
return NULL;
}
PRTL_RB_TREE FindModuleBaseAddressIndex()
{
SIZE_T stEnd = NULL;
PRTL_BALANCED_NODE pNode = NULL;
PRTL_RB_TREE pModBaseAddrIndex = NULL;
SIZE_T stEnd = NULL;
PRTL_BALANCED_NODE pNode = NULL;
PRTL_RB_TREE pModBaseAddrIndex = NULL;
PLDR_DATA_TABLE_ENTRY2 pLdrEntry = FindLdrTableEntry(L"ntdll.dll");
PLDR_DATA_TABLE_ENTRY2 pLdrEntry = FindLdrTableEntry(L"ntdll.dll");
pNode = &pLdrEntry->BaseAddressIndexNode;
pNode = &pLdrEntry->BaseAddressIndexNode;
do
{
pNode = (PRTL_BALANCED_NODE)(pNode->ParentValue & (~7));
} while (pNode->ParentValue & (~7));
do
{
pNode = (PRTL_BALANCED_NODE)(pNode->ParentValue & (~7));
} while (pNode->ParentValue & (~7));
if (!pNode->Red)
{
DWORD dwLen = NULL;
SIZE_T stBegin = NULL;
if (!pNode->Red)
{
DWORD dwLen = NULL;
SIZE_T stBegin = NULL;
PIMAGE_NT_HEADERS pNtHeaders = RVA(
PIMAGE_NT_HEADERS,
pLdrEntry->DllBase,
((PIMAGE_DOS_HEADER)pLdrEntry->DllBase)->e_lfanew
);
PIMAGE_NT_HEADERS pNtHeaders = RVA(
PIMAGE_NT_HEADERS,
pLdrEntry->DllBase,
((PIMAGE_DOS_HEADER)pLdrEntry->DllBase)->e_lfanew
);
PIMAGE_SECTION_HEADER pSection = IMAGE_FIRST_SECTION(pNtHeaders);
PIMAGE_SECTION_HEADER pSection = IMAGE_FIRST_SECTION(pNtHeaders);
for (INT i = 0; i < pNtHeaders->FileHeader.NumberOfSections; i++)
{
if (!strcmp(".data", (LPCSTR)pSection->Name))
{
stBegin = (SIZE_T)pLdrEntry->DllBase + pSection->VirtualAddress;
dwLen = pSection->Misc.VirtualSize;
for (INT i = 0; i < pNtHeaders->FileHeader.NumberOfSections; i++)
{
if (!strcmp(".data", (LPCSTR)pSection->Name))
{
stBegin = (SIZE_T)pLdrEntry->DllBase + pSection->VirtualAddress;
dwLen = pSection->Misc.VirtualSize;
break;
}
break;
}
++pSection;
}
++pSection;
}
for (DWORD i = 0; i < dwLen - sizeof(SIZE_T); ++stBegin, ++i)
{
for (DWORD i = 0; i < dwLen - sizeof(SIZE_T); ++stBegin, ++i)
{
SIZE_T stRet = RtlCompareMemory(
(PVOID)stBegin,
(PVOID)&pNode,
sizeof(SIZE_T)
);
SIZE_T stRet = RtlCompareMemory(
(PVOID)stBegin,
(PVOID)&pNode,
sizeof(SIZE_T)
);
if (stRet == sizeof(SIZE_T))
{
stEnd = stBegin;
break;
}
}
if (stRet == sizeof(SIZE_T))
{
stEnd = stBegin;
break;
}
}
if (stEnd == NULL)
{
return NULL;
}
if (stEnd == NULL)
{
return NULL;
}
PRTL_RB_TREE pTree = (PRTL_RB_TREE)stEnd;
if (pTree && pTree->Root && pTree->Min)
{
pModBaseAddrIndex = pTree;
}
}
return pModBaseAddrIndex;
PRTL_RB_TREE pTree = (PRTL_RB_TREE)stEnd;
if (pTree && pTree->Root && pTree->Min)
{
pModBaseAddrIndex = pTree;
}
}
return pModBaseAddrIndex;
}
BOOL AddBaseAddressEntry(
PLDR_DATA_TABLE_ENTRY2 pLdrEntry,
PVOID lpBaseAddr
PLDR_DATA_TABLE_ENTRY2 pLdrEntry,
PVOID lpBaseAddr
)
{
PRTL_RB_TREE pModBaseAddrIndex = FindModuleBaseAddressIndex();
PRTL_RB_TREE pModBaseAddrIndex = FindModuleBaseAddressIndex();
if (!pModBaseAddrIndex)
{
return FALSE;
}
if (!pModBaseAddrIndex)
{
return FALSE;
}
BOOL bRight = FALSE;
PLDR_DATA_TABLE_ENTRY2 pLdrNode = (PLDR_DATA_TABLE_ENTRY2)((size_t)pModBaseAddrIndex - offsetof(LDR_DATA_TABLE_ENTRY2, BaseAddressIndexNode));
BOOL bRight = FALSE;
PLDR_DATA_TABLE_ENTRY2 pLdrNode = (PLDR_DATA_TABLE_ENTRY2)((size_t)pModBaseAddrIndex - offsetof(LDR_DATA_TABLE_ENTRY2, BaseAddressIndexNode));
do
{
do
{
if (lpBaseAddr < pLdrNode->DllBase)
{
if (!pLdrNode->BaseAddressIndexNode.Left)
{
break;
}
if (lpBaseAddr < pLdrNode->DllBase)
{
if (!pLdrNode->BaseAddressIndexNode.Left)
{
break;
}
pLdrNode = (PLDR_DATA_TABLE_ENTRY2)((size_t)pLdrNode->BaseAddressIndexNode.Left - offsetof(LDR_DATA_TABLE_ENTRY2, BaseAddressIndexNode));
}
pLdrNode = (PLDR_DATA_TABLE_ENTRY2)((size_t)pLdrNode->BaseAddressIndexNode.Left - offsetof(LDR_DATA_TABLE_ENTRY2, BaseAddressIndexNode));
}
else if (lpBaseAddr > pLdrNode->DllBase)
{
if (!pLdrNode->BaseAddressIndexNode.Right)
{
bRight = TRUE;
break;
}
else if (lpBaseAddr > pLdrNode->DllBase)
{
if (!pLdrNode->BaseAddressIndexNode.Right)
{
bRight = TRUE;
break;
}
pLdrNode = (PLDR_DATA_TABLE_ENTRY2)((size_t)pLdrNode->BaseAddressIndexNode.Right - offsetof(LDR_DATA_TABLE_ENTRY2, BaseAddressIndexNode));
}
pLdrNode = (PLDR_DATA_TABLE_ENTRY2)((size_t)pLdrNode->BaseAddressIndexNode.Right - offsetof(LDR_DATA_TABLE_ENTRY2, BaseAddressIndexNode));
}
else
{
pLdrNode->DdagNode->LoadCount++;
}
else
{
pLdrNode->DdagNode->LoadCount++;
}
} while (TRUE);
} while (TRUE);
RtlRbInsertNodeEx(pModBaseAddrIndex, &pLdrNode->BaseAddressIndexNode, bRight, &pLdrEntry->BaseAddressIndexNode);
RtlRbInsertNodeEx(pModBaseAddrIndex, &pLdrNode->BaseAddressIndexNode, bRight, &pLdrEntry->BaseAddressIndexNode);
return TRUE;
return TRUE;
}
PLIST_ENTRY FindHashTable() {
PLIST_ENTRY pList = NULL;
PLIST_ENTRY pHead = NULL;
PLIST_ENTRY pEntry = NULL;
PLDR_DATA_TABLE_ENTRY2 pCurrentEntry = NULL;
PLIST_ENTRY pList = NULL;
PLIST_ENTRY pHead = NULL;
PLIST_ENTRY pEntry = NULL;
PLDR_DATA_TABLE_ENTRY2 pCurrentEntry = NULL;
PPEB2 pPeb = (PPEB2)READ_MEMLOC(PEB_OFFSET);
PPEB2 pPeb = (PPEB2)READ_MEMLOC(PEB_OFFSET);
pHead = &pPeb->Ldr->InInitializationOrderModuleList;
pEntry = pHead->Flink;
pEntry = pHead->Flink;
do
{
pCurrentEntry = CONTAINING_RECORD(
pEntry,
LDR_DATA_TABLE_ENTRY2,
InInitializationOrderLinks
);
do
{
pCurrentEntry = CONTAINING_RECORD(
pEntry,
LDR_DATA_TABLE_ENTRY2,
InInitializationOrderLinks
);
pEntry = pEntry->Flink;
pEntry = pEntry->Flink;
if (pCurrentEntry->HashLinks.Flink == &pCurrentEntry->HashLinks)
{
continue;
}
if (pCurrentEntry->HashLinks.Flink == &pCurrentEntry->HashLinks)
{
continue;
}
pList = pCurrentEntry->HashLinks.Flink;
pList = pCurrentEntry->HashLinks.Flink;
if (pList->Flink == &pCurrentEntry->HashLinks)
{
ULONG ulHash = LdrHashEntry(
pCurrentEntry->BaseDllName,
TRUE
);
if (pList->Flink == &pCurrentEntry->HashLinks)
{
ULONG ulHash = LdrHashEntry(
pCurrentEntry->BaseDllName,
TRUE
);
pList = (PLIST_ENTRY)(
(size_t)pCurrentEntry->HashLinks.Flink -
ulHash *
sizeof(LIST_ENTRY)
);
pList = (PLIST_ENTRY)(
(size_t)pCurrentEntry->HashLinks.Flink -
ulHash *
sizeof(LIST_ENTRY)
);
break;
}
pList = NULL;
} while (pHead != pEntry);
pList = NULL;
} while (pHead != pEntry);
return pList;
return pList;
}
VOID InsertTailList(
PLIST_ENTRY ListHead,
PLIST_ENTRY Entry
PLIST_ENTRY ListHead,
PLIST_ENTRY Entry
)
{
PLIST_ENTRY Blink;
PLIST_ENTRY Blink;
Blink = ListHead->Blink;
Entry->Flink = ListHead;
Entry->Blink = Blink;
Blink->Flink = Entry;
ListHead->Blink = Entry;
Blink = ListHead->Blink;
Entry->Flink = ListHead;
Entry->Blink = Blink;
Blink->Flink = Entry;
ListHead->Blink = Entry;
return;
return;
}
BOOL AddHashTableEntry(
PLDR_DATA_TABLE_ENTRY2 pLdrEntry
PLDR_DATA_TABLE_ENTRY2 pLdrEntry
)
{
PPEB pPeb;
PPEB_LDR_DATA2 pPebData;
PLIST_ENTRY LdrpHashTable;
PPEB pPeb;
PPEB_LDR_DATA2 pPebData;
PLIST_ENTRY LdrpHashTable;
pPeb = (PPEB)READ_MEMLOC(PEB_OFFSET);
pPeb = (PPEB)READ_MEMLOC(PEB_OFFSET);
RtlInitializeListEntry(
&pLdrEntry->HashLinks
);
RtlInitializeListEntry(
&pLdrEntry->HashLinks
);
LdrpHashTable = FindHashTable();
if (!LdrpHashTable)
{
return FALSE;
}
LdrpHashTable = FindHashTable();
if (!LdrpHashTable)
{
return FALSE;
}
pPebData = (PPEB_LDR_DATA2)pPeb->Ldr;
pPebData = (PPEB_LDR_DATA2)pPeb->Ldr;
// insert into hash table
// insert into hash table
ULONG ulHash = LdrHashEntry(
pLdrEntry->BaseDllName,
TRUE
);
pLdrEntry->BaseDllName,
TRUE
);
InsertTailList(
&LdrpHashTable[ulHash],
&pLdrEntry->HashLinks
);
InsertTailList(
&LdrpHashTable[ulHash],
&pLdrEntry->HashLinks
);
// insert into other lists
InsertTailList(
&pPebData->InLoadOrderModuleList,
&pLdrEntry->InLoadOrderLinks
);
&pPebData->InLoadOrderModuleList,
&pLdrEntry->InLoadOrderLinks
);
InsertTailList(
&pPebData->InMemoryOrderModuleList,
&pLdrEntry->InMemoryOrderLinks
);
&pPebData->InMemoryOrderModuleList,
&pLdrEntry->InMemoryOrderLinks
);
InsertTailList(
&pPebData->InInitializationOrderModuleList,
&pLdrEntry->InInitializationOrderLinks
);
&pPebData->InInitializationOrderModuleList,
&pLdrEntry->InInitializationOrderLinks
);
return TRUE;
return TRUE;
}
HMODULE IsModulePresent(
LPCWSTR lpwName
LPCWSTR lpwName
)
{
PPEB pPeb;
PUCHAR ucModPtrOff;
PLDR_DATA_TABLE_ENTRY2 pLdrTbl;
pPeb = (PPEB)READ_MEMLOC(PEB_OFFSET);
if (lpwName == NULL)
return (HMODULE)NULL;
PLIST_ENTRY pModListEnd = &pPeb->Ldr->InMemoryOrderModuleList;
PLIST_ENTRY pModList = pModListEnd->Flink;
PPEB pPeb;
PUCHAR ucModPtrOff;
PLDR_DATA_TABLE_ENTRY2 pLdrTbl;
pPeb = (PPEB)READ_MEMLOC(PEB_OFFSET);
do
{
ucModPtrOff = (PUCHAR)pModList - (sizeof(LIST_ENTRY));
PLIST_ENTRY pModListEnd = &pPeb->Ldr->InMemoryOrderModuleList;
PLIST_ENTRY pModList = pModListEnd->Flink;
pLdrTbl = (PLDR_DATA_TABLE_ENTRY2)ucModPtrOff;
do
{
ucModPtrOff = (PUCHAR)pModList - (sizeof(LIST_ENTRY));
if (!_wcsicmp(
pLdrTbl->BaseDllName.Buffer,
(PWSTR)lpwName)
)
{
// already loaded, so return the base address
return (ULONG_PTR)pLdrTbl->DllBase;
}
pLdrTbl = (PLDR_DATA_TABLE_ENTRY2)ucModPtrOff;
pModList = pModList->Flink;
} while (pModList != pModListEnd);
if (!_wcsicmp(
pLdrTbl->BaseDllName.Buffer,
(PWSTR)lpwName)
)
{
// already loaded, so return the base address
return (ULONG_PTR)pLdrTbl->DllBase;
}
return (HMODULE)NULL;
pModList = pModList->Flink;
} while (pModList != pModListEnd);
return (HMODULE)NULL;
}
BOOL LinkModuleToPEB(
PDARKMODULE pdModule
PDARKMODULE pdModule
)
{
PIMAGE_NT_HEADERS pNtHeaders;
UNICODE_STRING FullDllName, BaseDllName;
PLDR_DATA_TABLE_ENTRY2 pLdrEntry = NULL;
PIMAGE_NT_HEADERS pNtHeaders;
UNICODE_STRING FullDllName, BaseDllName;
PLDR_DATA_TABLE_ENTRY2 pLdrEntry = NULL;
pNtHeaders = RVA(
PIMAGE_NT_HEADERS,
pdModule->pbDllData,
((PIMAGE_DOS_HEADER)pdModule->pbDllData)->e_lfanew
);
pNtHeaders = RVA(
PIMAGE_NT_HEADERS,
pdModule->pbDllData,
((PIMAGE_DOS_HEADER)pdModule->pbDllData)->e_lfanew
);
// convert the names to unicode
RtlInitUnicodeString(
&FullDllName,
pdModule->LocalDLLName
);
// convert the names to unicode
RtlInitUnicodeString(
&FullDllName,
pdModule->LocalDLLName
);
RtlInitUnicodeString(
&BaseDllName,
pdModule->CrackedDLLName
);
RtlInitUnicodeString(
&BaseDllName,
pdModule->CrackedDLLName
);
// link the entry to the PEB
pLdrEntry = (PLDR_DATA_TABLE_ENTRY2)HeapAlloc(
GetProcessHeap(),
HEAP_ZERO_MEMORY,
sizeof(LDR_DATA_TABLE_ENTRY2)
);
// link the entry to the PEB
pLdrEntry = (PLDR_DATA_TABLE_ENTRY2)HeapAlloc(
GetProcessHeap(),
HEAP_ZERO_MEMORY,
sizeof(LDR_DATA_TABLE_ENTRY2)
);
if (!pLdrEntry)
{
return FALSE;
}
if (!pLdrEntry)
{
return FALSE;
}
// start setting the values in the entry
NtQuerySystemTime(&pLdrEntry->LoadTime);
// start setting the values in the entry
NtQuerySystemTime(&pLdrEntry->LoadTime);
// do the obvious ones
pLdrEntry->ReferenceCount = 1;
pLdrEntry->LoadReason = LoadReasonDynamicLoad;
pLdrEntry->OriginalBase = pNtHeaders->OptionalHeader.ImageBase;
// do the obvious ones
pLdrEntry->ReferenceCount = 1;
pLdrEntry->LoadReason = LoadReasonDynamicLoad;
pLdrEntry->OriginalBase = pNtHeaders->OptionalHeader.ImageBase;
// set the hash value
pLdrEntry->BaseNameHashValue = LdrHashEntry(
BaseDllName,
FALSE
);
// set the hash value
pLdrEntry->BaseNameHashValue = LdrHashEntry(
BaseDllName,
FALSE
);
// correctly add the base address to the entry
AddBaseAddressEntry(
pLdrEntry,
pdModule->ModuleBase
);
// correctly add the base address to the entry
AddBaseAddressEntry(
pLdrEntry,
pdModule->ModuleBase
);
// an the rest
pLdrEntry->ImageDll = TRUE;
pLdrEntry->LoadNotificationsSent = TRUE; // lol
pLdrEntry->EntryProcessed = TRUE;
pLdrEntry->InLegacyLists = TRUE;
pLdrEntry->InIndexes = TRUE;
pLdrEntry->ProcessAttachCalled = TRUE;
pLdrEntry->InExceptionTable = FALSE;
pLdrEntry->DllBase = (PVOID)pdModule->ModuleBase;
pLdrEntry->SizeOfImage = pNtHeaders->OptionalHeader.SizeOfImage;
pLdrEntry->TimeDateStamp = pNtHeaders->FileHeader.TimeDateStamp;
pLdrEntry->BaseDllName = BaseDllName;
pLdrEntry->FullDllName = FullDllName;
pLdrEntry->ObsoleteLoadCount = 1;
pLdrEntry->Flags = LDRP_IMAGE_DLL | LDRP_ENTRY_INSERTED | LDRP_ENTRY_PROCESSED | LDRP_PROCESS_ATTACH_CALLED;
// an the rest
pLdrEntry->ImageDll = TRUE;
pLdrEntry->LoadNotificationsSent = TRUE; // lol
pLdrEntry->EntryProcessed = TRUE;
pLdrEntry->InLegacyLists = TRUE;
pLdrEntry->InIndexes = TRUE;
pLdrEntry->ProcessAttachCalled = TRUE;
pLdrEntry->InExceptionTable = FALSE;
pLdrEntry->DllBase = (PVOID)pdModule->ModuleBase;
pLdrEntry->SizeOfImage = pNtHeaders->OptionalHeader.SizeOfImage;
pLdrEntry->TimeDateStamp = pNtHeaders->FileHeader.TimeDateStamp;
pLdrEntry->BaseDllName = BaseDllName;
pLdrEntry->FullDllName = FullDllName;
pLdrEntry->ObsoleteLoadCount = 1;
pLdrEntry->Flags = LDRP_IMAGE_DLL | LDRP_ENTRY_INSERTED | LDRP_ENTRY_PROCESSED | LDRP_PROCESS_ATTACH_CALLED;
// set the correct values in the Ddag node struct
pLdrEntry->DdagNode = (PLDR_DDAG_NODE)HeapAlloc(
GetProcessHeap(),
HEAP_ZERO_MEMORY,
sizeof(LDR_DDAG_NODE)
);
// set the correct values in the Ddag node struct
pLdrEntry->DdagNode = (PLDR_DDAG_NODE)HeapAlloc(
GetProcessHeap(),
HEAP_ZERO_MEMORY,
sizeof(LDR_DDAG_NODE)
);
if (!pLdrEntry->DdagNode)
{
return 0;
}
if (!pLdrEntry->DdagNode)
{
return 0;
}
pLdrEntry->NodeModuleLink.Flink = &pLdrEntry->DdagNode->Modules;
pLdrEntry->NodeModuleLink.Blink = &pLdrEntry->DdagNode->Modules;
pLdrEntry->DdagNode->Modules.Flink = &pLdrEntry->NodeModuleLink;
pLdrEntry->DdagNode->Modules.Blink = &pLdrEntry->NodeModuleLink;
pLdrEntry->DdagNode->State = LdrModulesReadyToRun;
pLdrEntry->DdagNode->LoadCount = 1;
pLdrEntry->NodeModuleLink.Flink = &pLdrEntry->DdagNode->Modules;
pLdrEntry->NodeModuleLink.Blink = &pLdrEntry->DdagNode->Modules;
pLdrEntry->DdagNode->Modules.Flink = &pLdrEntry->NodeModuleLink;
pLdrEntry->DdagNode->Modules.Blink = &pLdrEntry->NodeModuleLink;
pLdrEntry->DdagNode->State = LdrModulesReadyToRun;
pLdrEntry->DdagNode->LoadCount = 1;
// add the hash to the LdrpHashTable
AddHashTableEntry(
pLdrEntry
);
// add the hash to the LdrpHashTable
AddHashTableEntry(
pLdrEntry
);
// set the entry point
pLdrEntry->EntryPoint = RVA(
PVOID,
pdModule->ModuleBase,
pNtHeaders->OptionalHeader.AddressOfEntryPoint
);
// set the entry point
pLdrEntry->EntryPoint = RVA(
PVOID,
pdModule->ModuleBase,
pNtHeaders->OptionalHeader.AddressOfEntryPoint
);
return TRUE;
return TRUE;
}
+5
View File
@@ -12,6 +12,7 @@ https://www.mdsec.co.uk/2021/06/bypassing-image-load-kernel-callbacks/
DARKMODULE DarkModule = DarkLoadLibrary(
LOAD_LOCAL_FILE, // control flags
L"TestDLL.dll", // local dll path, if loading from disk
NULL, // DLL Buffer to load from if loading from memory
0, // dll size if loading from memory
NULL // dll name if loaded from memory
);
@@ -26,6 +27,10 @@ DARKMODULE DarkModule = DarkLoadLibrary(
This can be any path that `CreateFileW` will open.
### DLL Buffer:
This argument is only needed when `LOAD_MEMORY` is set. In that case this argument should be the buffer containing the DLL.
#### DLL Size:
This argument is only needed when `LOAD_MEMORY` is set. In that case this argument should be the size of the buffer containing the DLL.