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@ -34,15 +34,16 @@ int __cdecl main( int argc, const char *argv[] )
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}
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auto umtils = xtils::um_t::get_instance();
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const auto vm_entry_rva = std::strtoull( parser.get< std::string >( "vmentry" ).c_str(), nullptr, 16 );
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const auto image_base = umtils->image_base( parser.get< std::string >( "vmpbin" ).c_str() );
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const auto image_size = umtils->image_size( parser.get< std::string >( "vmpbin" ).c_str() );
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const auto module_base = reinterpret_cast< std::uintptr_t >(
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LoadLibraryExA( parser.get< std::string >( "vmpbin" ).c_str(), NULL, DONT_RESOLVE_DLL_REFERENCES ) );
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const auto vm_entry_rva = std::strtoull( parser.get< std::string >( "vmentry" ).c_str(), nullptr, 16 );
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const auto image_base = umtils->image_base( parser.get< std::string >( "vmpbin" ).c_str() );
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const auto image_size = NT_HEADER( module_base )->OptionalHeader.SizeOfImage;
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std::printf( "> image base = %p, image size = %p, module base = %p\n", image_base, image_size, module_base );
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if (!image_base || !image_size || !module_base)
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if ( !image_base || !image_size || !module_base )
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{
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std::printf( "[!] failed to open binary on disk...\n" );
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return -1;
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@ -81,4 +82,42 @@ int __cdecl main( int argc, const char *argv[] )
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std::printf( "> branch 1 = %p, branch 2 = %p\n", code_block.jcc.block_addr[ 0 ],
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code_block.jcc.block_addr[ 1 ] );
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}
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std::printf( "> serializing results....\n" );
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vmp2::v3::file_header file_header;
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file_header.magic = VMP_MAGIC;
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file_header.epoch_time = std::time( nullptr );
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file_header.version = vmp2::version_t::v3;
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file_header.module_base = module_base;
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file_header.image_base = image_base;
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file_header.vm_entry_rva = vm_entry_rva;
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file_header.module_offset = sizeof file_header;
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file_header.module_size = image_size;
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file_header.code_block_offset = image_size + sizeof file_header;
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file_header.code_block_count = code_blocks.size();
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std::ofstream output( parser.get< std::string >( "out" ), std::ios::binary );
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output.write( reinterpret_cast< const char * >( &file_header ), sizeof file_header );
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output.write( reinterpret_cast< const char * >( module_base ), image_size );
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for ( const auto &code_block : code_blocks )
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{
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const auto _code_block_size =
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( code_block.vinstrs.size() * sizeof vm::instrs::virt_instr_t ) + sizeof vmp2::v3::code_block_t;
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vmp2::v3::code_block_t *_code_block =
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reinterpret_cast< vmp2::v3::code_block_t * >( malloc( _code_block_size ) );
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_code_block->vip_begin = code_block.vip_begin;
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_code_block->jcc = code_block.jcc;
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_code_block->next_block_offset = _code_block_size;
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for ( auto idx = 0u; idx < code_block.vinstrs.size(); ++idx )
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_code_block->vinstr[ idx ] = code_block.vinstrs[ idx ];
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output.write( reinterpret_cast< const char * >( _code_block ), _code_block_size );
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}
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output.close();
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std::printf( "> finished..." );
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}
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