updated to vmprofiler v1.6, fixed a bunch of issues...

merge-requests/1/merge v1.4
_xeroxz 4 years ago
parent 055297356d
commit 27e905aff0

@ -0,0 +1,18 @@
---
BasedOnStyle: Microsoft
AlignAfterOpenBracket: Align
AllowAllArgumentsOnNextLine: 'true'
AllowAllParametersOfDeclarationOnNextLine: 'true'
AllowShortIfStatementsOnASingleLine: Never
BreakBeforeBraces: Allman
IndentWidth: '4'
Language: Cpp
NamespaceIndentation: All
SpacesInAngles: 'true'
SpacesInCStyleCastParentheses: 'true'
SpacesInContainerLiterals: 'true'
SpacesInParentheses: 'true'
SpacesInSquareBrackets: 'true'
UseTab: Never
...

@ -1 +1 @@
Subproject commit 05ba2cc84ba94e1d526168ad686fc2e167ad2eab Subproject commit 5129d39eb726e32a80417165ec37b597357664d4

@ -6,10 +6,10 @@
#include <Windows.h> #include <Windows.h>
#include <filesystem> #include <filesystem>
#include <fstream> #include <fstream>
#include <vmprofiler.hpp>
#include "ui_QVMProfiler.h" #include "ui_QVMProfiler.h"
#include "vmp2.hpp" #include "vmp2.hpp"
#include "vm.h"
#include "vmctx.h" #include "vmctx.h"
#include "ia32.hpp" #include "ia32.hpp"
@ -36,7 +36,7 @@ private:
QString VMProtectedFilePath; QString VMProtectedFilePath;
std::uint64_t ImageBase, VMEntryRva, ModuleBase; std::uint64_t ImageBase, VMEntryRva, ModuleBase;
std::vector<vm::handler_t> VMHandlers; std::vector<vm::handler::handler_t> VMHandlers;
zydis_routine_t VMEntry; zydis_routine_t VMEntry;
std::uintptr_t* VMHandlerTable; std::uintptr_t* VMHandlerTable;

@ -0,0 +1,87 @@
#include "vmctx.h"
namespace vm
{
vmctx_t::vmctx_t( vmp2::file_header *file_header, vmp2::entry_t *entry_list,
std::vector< vm::handler::handler_t > &vm_handlers, std::uintptr_t module_base, std::uintptr_t image_base )
: module_base( module_base ), image_base( image_base ), entry_list( entry_list ), file_header( file_header ),
vm_handlers( vm_handlers ), idx( 0 )
{}
std::pair< std::string, const vmp2::entry_t * > vmctx_t::step() const
{
if ( idx >= file_header->entry_count )
return {};
auto vm_handler = vm_handlers[ entry_list[ idx ].handler_idx ];
if ( vm_handler.imm_size )
{
const auto operand = get_imm( file_header->advancement, entry_list[ idx ].vip, vm_handler.imm_size / 8 );
auto [ decrypted_operand, rolling_key ] =
vm::instrs::decrypt_operand( vm_handler.transforms, operand, entry_list[ idx ].decrypt_key );
if ( vm_handler.profile )
{
if ( vm_handler.profile->extention == vm::handler::extention_t::sign_extend )
{
switch ( vm_handler.imm_size )
{
case 8:
if ( ( u8 )( decrypted_operand >> 7 ) )
decrypted_operand += ~0xFFull;
break;
case 16:
if ( ( u16 )( decrypted_operand >> 15 ) )
decrypted_operand += ~0xFFFFull;
break;
case 32:
if ( ( u32 )( decrypted_operand >> 31 ) )
decrypted_operand += ~0xFFFFFFFFull;
break;
default:
throw std::invalid_argument( "invalid imm size for sign extention...\n" );
}
}
}
char buff[ 256 ];
if ( vm_handler.profile )
snprintf( buff, sizeof buff, "%s 0x%p", vm_handler.profile->name, decrypted_operand );
else
snprintf( buff, sizeof buff, "UNK(%d) 0x%p", entry_list[ idx ].handler_idx, decrypted_operand );
return { buff, &entry_list[ idx++ ] };
}
if ( vm_handler.profile )
return { vm_handler.profile->name, &entry_list[ idx++ ] };
char buff[ 256 ];
snprintf( buff, sizeof buff, "UNK(%d)", entry_list[ idx ].handler_idx );
return { buff, &entry_list[ idx++ ] };
}
std::uintptr_t vmctx_t::get_imm( vmp2::exec_type_t exec_type_t, std::uint32_t vip_offset,
std::uint8_t imm_size ) const
{
std::uintptr_t operand = 0u;
if ( file_header->advancement == vmp2::exec_type_t::forward )
{
const auto operand_ptr =
reinterpret_cast< void * >( ( entry_list[ idx ].vip - file_header->module_base ) + module_base );
memcpy( &operand, operand_ptr, imm_size );
}
else
{
const auto operand_ptr = reinterpret_cast< void * >(
( ( entry_list[ idx ].vip - file_header->module_base ) + module_base ) - imm_size );
memcpy( &operand, operand_ptr, imm_size );
}
return operand;
}
} // namespace vm

@ -0,0 +1,24 @@
#pragma once
#include <vmprofiler.hpp>
namespace vm
{
class vmctx_t
{
public:
explicit vmctx_t( vmp2::file_header *file_header, vmp2::entry_t *entry_list,
std::vector< vm::handler::handler_t > &vm_handlers, std::uintptr_t module_base,
std::uintptr_t image_base );
std::pair< std::string, const vmp2::entry_t * > step() const;
private:
std::uintptr_t get_imm( vmp2::exec_type_t exec_type_t, std::uint32_t vip_offset, std::uint8_t imm_size ) const;
mutable std::uint32_t idx;
const std::uintptr_t image_base, module_base;
const vmp2::entry_t *entry_list;
const vmp2::file_header *file_header;
std::vector< vm::handler::handler_t > vm_handlers;
};
} // namespace vm

@ -63,14 +63,17 @@
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'"> <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
<ClCompile> <ClCompile>
<LanguageStandard>stdcpp17</LanguageStandard> <LanguageStandard>stdcpp17</LanguageStandard>
<PreprocessorDefinitions>ZYDIS_STATIC_DEFINE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
</ClCompile> </ClCompile>
<Link> <Link>
<AdditionalDependencies>$(ProjectDir)..\libs\*;%(AdditionalDependencies)</AdditionalDependencies> <AdditionalDependencies>$(ProjectDir)..\libs\*;%(AdditionalDependencies)</AdditionalDependencies>
<GenerateMapFile>true</GenerateMapFile>
</Link> </Link>
</ItemDefinitionGroup> </ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'"> <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
<ClCompile> <ClCompile>
<LanguageStandard>stdcpp17</LanguageStandard> <LanguageStandard>stdcpp17</LanguageStandard>
<PreprocessorDefinitions>%(PreprocessorDefinitions)</PreprocessorDefinitions>
</ClCompile> </ClCompile>
</ItemDefinitionGroup> </ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x64'" Label="Configuration"> <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x64'" Label="Configuration">
@ -82,7 +85,7 @@
<RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary> <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
</ClCompile> </ClCompile>
<Link> <Link>
<SubSystem>Windows</SubSystem> <SubSystem>Console</SubSystem>
<GenerateDebugInformation>true</GenerateDebugInformation> <GenerateDebugInformation>true</GenerateDebugInformation>
</Link> </Link>
</ItemDefinitionGroup> </ItemDefinitionGroup>
@ -91,15 +94,16 @@
<TreatWChar_tAsBuiltInType>true</TreatWChar_tAsBuiltInType> <TreatWChar_tAsBuiltInType>true</TreatWChar_tAsBuiltInType>
<MultiProcessorCompilation>true</MultiProcessorCompilation> <MultiProcessorCompilation>true</MultiProcessorCompilation>
<DebugInformationFormat>None</DebugInformationFormat> <DebugInformationFormat>None</DebugInformationFormat>
<Optimization>MaxSpeed</Optimization> <Optimization>Disabled</Optimization>
<RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary> <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
</ClCompile> </ClCompile>
<Link> <Link>
<SubSystem>Windows</SubSystem> <SubSystem>Windows</SubSystem>
<GenerateDebugInformation>false</GenerateDebugInformation> <GenerateDebugInformation>true</GenerateDebugInformation>
</Link> </Link>
</ItemDefinitionGroup> </ItemDefinitionGroup>
<ItemGroup> <ItemGroup>
<ClCompile Include="vmctx.cpp" />
<QtRcc Include="DarkStyle\darkstyle.qrc" /> <QtRcc Include="DarkStyle\darkstyle.qrc" />
<QtRcc Include="DarkStyle\framelesswindow.qrc" /> <QtRcc Include="DarkStyle\framelesswindow.qrc" />
<QtRcc Include="QVMProfiler.qrc" /> <QtRcc Include="QVMProfiler.qrc" />
@ -113,6 +117,7 @@
<ClCompile Include="main.cpp" /> <ClCompile Include="main.cpp" />
</ItemGroup> </ItemGroup>
<ItemGroup> <ItemGroup>
<ClInclude Include="vmctx.h" />
<QtMoc Include="DarkStyle\DarkStyle.h" /> <QtMoc Include="DarkStyle\DarkStyle.h" />
<QtMoc Include="DarkStyle\framelesswindow\windowdragger.h" /> <QtMoc Include="DarkStyle\framelesswindow\windowdragger.h" />
<QtMoc Include="DarkStyle\framelesswindow\framelesswindow.h" /> <QtMoc Include="DarkStyle\framelesswindow\framelesswindow.h" />

@ -16,6 +16,9 @@
<ClCompile Include="DarkStyle\DarkStyle.cpp"> <ClCompile Include="DarkStyle\DarkStyle.cpp">
<Filter>Source Files\DarkStyle</Filter> <Filter>Source Files\DarkStyle</Filter>
</ClCompile> </ClCompile>
<ClCompile Include="vmctx.cpp">
<Filter>Source Files</Filter>
</ClCompile>
</ItemGroup> </ItemGroup>
<ItemGroup> <ItemGroup>
<Filter Include="Header Files"> <Filter Include="Header Files">
@ -242,6 +245,9 @@
<ClInclude Include="..\dependencies\vmprofiler\dependencies\zydis\msvc\ZydisExportConfig.h"> <ClInclude Include="..\dependencies\vmprofiler\dependencies\zydis\msvc\ZydisExportConfig.h">
<Filter>Header Files</Filter> <Filter>Header Files</Filter>
</ClInclude> </ClInclude>
<ClInclude Include="vmctx.h">
<Filter>Header Files</Filter>
</ClInclude>
</ItemGroup> </ItemGroup>
<ItemGroup> <ItemGroup>
<Image Include="icon.ico"> <Image Include="icon.ico">

@ -89,8 +89,8 @@ Global
{A0485AE3-1965-4BE3-A2C4-A8257337C271}.Release|x64.ActiveCfg = Release|x64 {A0485AE3-1965-4BE3-A2C4-A8257337C271}.Release|x64.ActiveCfg = Release|x64
{A0485AE3-1965-4BE3-A2C4-A8257337C271}.Release|x64.Build.0 = Release|x64 {A0485AE3-1965-4BE3-A2C4-A8257337C271}.Release|x64.Build.0 = Release|x64
{A0485AE3-1965-4BE3-A2C4-A8257337C271}.Release|x86.ActiveCfg = Release|x64 {A0485AE3-1965-4BE3-A2C4-A8257337C271}.Release|x86.ActiveCfg = Release|x64
{88A23124-5640-35A0-B890-311D7A67A7D2}.DBG|x64.ActiveCfg = Debug MT|x64 {88A23124-5640-35A0-B890-311D7A67A7D2}.DBG|x64.ActiveCfg = Debug MT DLL|x64
{88A23124-5640-35A0-B890-311D7A67A7D2}.DBG|x64.Build.0 = Debug MT|x64 {88A23124-5640-35A0-B890-311D7A67A7D2}.DBG|x64.Build.0 = Debug MT DLL|x64
{88A23124-5640-35A0-B890-311D7A67A7D2}.DBG|x86.ActiveCfg = Debug MT|Win32 {88A23124-5640-35A0-B890-311D7A67A7D2}.DBG|x86.ActiveCfg = Debug MT|Win32
{88A23124-5640-35A0-B890-311D7A67A7D2}.DBG|x86.Build.0 = Debug MT|Win32 {88A23124-5640-35A0-B890-311D7A67A7D2}.DBG|x86.Build.0 = Debug MT|Win32
{88A23124-5640-35A0-B890-311D7A67A7D2}.Debug Kernel|x64.ActiveCfg = Debug Kernel|x64 {88A23124-5640-35A0-B890-311D7A67A7D2}.Debug Kernel|x64.ActiveCfg = Debug Kernel|x64

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