WHAMB1[.]1[.]2[.]exe

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General

Target
WHAMB1.1.2.exe
Size 101.0MB
Sample260529-aatc6aev41
SHA256 6393e7aab325b6d649642c0eca2b7d3cd746c9da28b984db72e692115b3abf9f
MD5 8be717cb935d5717a64358add5248f86
SHA1 c3dd141d67b79d460388787c11ea05b8228d35a2
SHA512 5d7f91766c2349ea38b815ae844cae46006605c1642feadb41c70add35f5d00b0f5704bca6920112a724d5fd34b014fb84e27bcf4b91e27c83b5a857f96740ab
SSDEEP 1572864:VAsVSDMrZTplsHDSNhY5dRBybWpWkfvuyvyIsgEKQagkEDuETpvsgPu:VrV/Tx8lfvuyvyIsg0k2uERa
TLSH
T13C3833E48F6C44BBD262ADF5D6DA48FDC27DE6C88EB0F94547A0CE1A2566D5C8E00730
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
WHAMB1.1.2.exe

File Explorer

WHAMB1.1.2.exe

.exe 101.0MB

WHAMB1.1.2.exe

IMPHASH 2057790ae7855765d51bdc4142e62f9c
SHA256 6393e7aab325b6d649642c0eca2b7d3cd746c9da28b984db72e692115b3abf9f
MD5 8be717cb935d5717a64358add5248f86
SHA1 c3dd141d67b79d460388787c11ea05b8228d35a2
SHA512 5d7f91766c2349ea38b815ae844cae46006605c1642feadb41c70add35f5d00b0f5704bca6920112a724d5fd34b014fb84e27bcf4b91e27c83b5a857f96740ab
SSDEEP 1572864:VAsVSDMrZTplsHDSNhY5dRBybWpWkfvuyvyIsgEKQagkEDuETpvsgPu:VrV/Tx8lfvuyvyIsg0k2uERa
TLSH
T13C3833E48F6C44BBD262ADF5D6DA48FDC27DE6C88EB0F94547A0CE1A2566D5C8E00730
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

212224

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

568KB

Virtual Size

567KB

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

WHAMB1.1.2.exe

kernel32

oleaut32

gdiplus

generic