Exploit Client[.]exe

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General

Target
Exploit Client.exe
Size 296.1MB
Sample261027-mskvystsfw
SHA256 190ce04c630103d7543fc79e3bbe918af0ca0eb24cf775d4e1c21d35a1bfe7a0
MD5 e16a18c484e00775ae99cfe3ff1d7e1d
SHA1 30fc07d820f2187fdc8af104f0b38a57ceae3b49
SHA512 b47e9365b97b015392b9ca63f8850d4949625551aa7a720e3925d324894559ef767e23b54030e071f76448776f6c256ce20bb0efb2c71dc6bc574a56e78a358f
SSDEEP 6291456:7FbGizdzpQ//aGEnndNvs7O5tlbEyauTs4ffN/w+sG04wS:7Fb9zdv17Wyau44d/w/S
TLSH
T168E833AC9A66A960D9CA257DA4CDED29DF3534147C02E3F7C346B6F31FCA26600253C6
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Exploit Client.exe

File Explorer

Exploit Client.exe

.exe 296.1MB

Exploit Client.exe

IMPHASH 2057790ae7855765d51bdc4142e62f9c
SHA256 190ce04c630103d7543fc79e3bbe918af0ca0eb24cf775d4e1c21d35a1bfe7a0
MD5 e16a18c484e00775ae99cfe3ff1d7e1d
SHA1 30fc07d820f2187fdc8af104f0b38a57ceae3b49
SHA512 b47e9365b97b015392b9ca63f8850d4949625551aa7a720e3925d324894559ef767e23b54030e071f76448776f6c256ce20bb0efb2c71dc6bc574a56e78a358f
SSDEEP 6291456:7FbGizdzpQ//aGEnndNvs7O5tlbEyauTs4ffN/w+sG04wS:7Fb9zdv17Wyau44d/w/S
TLSH
T168E833AC9A66A960D9CA257DA4CDED29DF3534147C02E3F7C346B6F31FCA26600253C6
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

211968

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_GUARD_CF IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

D:\Projects\WinRAR\SFX\build\sfxrar64\Release\sfxrar.pdb

kernel32

CreateFileW ReadFile WriteFile CloseHandle GetLastError ConnectNamedPipe DisconnectNamedPipe PeekNamedPipe CreateNamedPipeW WaitNamedPipeW GetOverlappedResult WaitForSingleObject CreateEventW SetLastError LocalFree FormatMessageW DeleteFileW RemoveDirectoryW SetFileTime DeviceIoControl CreateHardLinkW GetLongPathNameW GetShortPathNameW MoveFileW GetStdHandle FlushFileBuffers GetFileType SetEndOfFile SetFilePointer CreateDirectoryW GetFileAttributesW SetFileAttributesW GetCurrentProcessId FindClose FindFirstFileW FindNextFileW GetVersionExW SetCurrentDirectoryW GetCurrentDirectoryW GetFullPathNameW GetModuleFileNameW FoldStringW GetModuleHandleW FindResourceW FreeLibrary GetProcAddress ExpandEnvironmentStringsW Sleep GetCurrentProcess ExitProcess GetSystemDirectoryW LoadLibraryW SetThreadExecutionState CompareStringW AllocConsole FreeConsole AttachConsole WriteConsoleW InitializeCriticalSection EnterCriticalSection LeaveCriticalSection DeleteCriticalSection SetEvent ResetEvent ReleaseSemaphore CreateSemaphoreW CreateThread SetThreadPriority GetProcessAffinityMask GetSystemTime SystemTimeToTzSpecificLocalTime FileTimeToSystemTime SystemTimeToFileTime MultiByteToWideChar WideCharToMultiByte GetCPInfo IsDBCSLeadByte GlobalAlloc GlobalMemoryStatusEx LoadResource LockResource SizeofResource GlobalUnlock GlobalLock GlobalFree GetDateFormatW GetTimeFormatW GetCommandLineW SetEnvironmentVariableW GetTempPathW GetExitCodeProcess GetLocalTime GetTickCount MoveFileExW GetLocaleInfoW GetNumberFormatW GetConsoleMode GetConsoleOutputCP HeapSize SetFilePointerEx GetStringTypeW SetStdHandle GetProcessHeap LCMapStringW InitializeCriticalSectionEx RaiseException GetSystemInfo VirtualProtect VirtualQuery LoadLibraryExA RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind UnhandledExceptionFilter SetUnhandledExceptionFilter TerminateProcess IsProcessorFeaturePresent ReleaseSRWLockExclusive AcquireSRWLockExclusive WakeAllConditionVariable SleepConditionVariableSRW IsDebuggerPresent GetStartupInfoW QueryPerformanceCounter GetCurrentThreadId GetSystemTimeAsFileTime InitializeSListHead RtlPcToFileHeader RtlUnwindEx EncodePointer InitializeCriticalSectionAndSpinCount TlsAlloc TlsGetValue TlsSetValue TlsFree LoadLibraryExW QueryPerformanceFrequency GetModuleHandleExW HeapFree HeapAlloc HeapReAlloc FindFirstFileExW IsValidCodePage GetACP GetOEMCP GetCommandLineA GetEnvironmentStringsW FreeEnvironmentStringsW FlsAlloc FlsGetValue FlsSetValue FlsFree

oleaut32

SysAllocString SysFreeString

gdiplus

GdipCloneImage GdipFree GdipDisposeImage GdipCreateBitmapFromStream GdipCreateHBITMAPFromBitmap GdiplusStartup GdiplusShutdown GdipAlloc

Name

.text

Size

306KB

Virtual Size

305KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

85KB

Virtual Size

84KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

7KB

Virtual Size

57KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

13KB

Virtual Size

12KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.didat

Size

1024B

Virtual Size

864B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.fptable

Size

512B

Virtual Size

256B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

53KB

Virtual Size

53KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

2KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

Exploit Client.exe

kernel32

oleaut32

gdiplus

generic