blankgrabber | ValoaimV8[.]exe

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General

Target
ValoaimV8.exe
Size 20.0MB
Sample240724-pl3hjayemc
SHA256 443be4b5119ad344755137062321a4f5c249e8fb95482183c21378ba93fd96bf
MD5 4ed9006d9970ee5f1ee6486cfc663ee6
SHA1 258fbba6e43c23ad9680576cc51a7c0906387354
SHA512 952750f7e1a1182ed69ef837b0ea053a66ef1f65d8a534a2a445a660677fc19f2eca6aa66e25e6bafedd94bbf9ccd99e3feea63b0bbd8a36d8683f67c2c63daa
SSDEEP 98304:zrcxzdbM+Q2y+aq0mGRk2jOjFgFQlwq4Mjk+dBZtu9xTtwz/aer6/BbQEJ1nL2hS:zrcbf0mPEOjmFQR4MVGFtwLPCnL2hVcr
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

blankgrabber

Malware Config

Signatures

A stealer written in Python and packaged with Pyinstaller 1 IoCs

resource	yara_rule
static1/unpack001/L��Q:�.pyc	blankgrabber

Blankgrabber family
blankgrabber

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
ValoaimV8.exe

File Explorer

ValoaimV8.exe

.exe 20.0MB
L��Q:�.pyc

1KB

ValoaimV8.exe

IMPHASH f4f2e2b03fe5666a721620fcea3aea9b
SHA256 443be4b5119ad344755137062321a4f5c249e8fb95482183c21378ba93fd96bf
MD5 4ed9006d9970ee5f1ee6486cfc663ee6
SHA1 258fbba6e43c23ad9680576cc51a7c0906387354
SHA512 952750f7e1a1182ed69ef837b0ea053a66ef1f65d8a534a2a445a660677fc19f2eca6aa66e25e6bafedd94bbf9ccd99e3feea63b0bbd8a36d8683f67c2c63daa
SSDEEP 98304:zrcxzdbM+Q2y+aq0mGRk2jOjFgFQlwq4Mjk+dBZtu9xTtwz/aer6/BbQEJ1nL2hS:zrcbf0mPEOjmFQR4MVGFtwLPCnL2hVcr
MD5 SHA1 SHA512 SSDEEP

windows:5 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

50496

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

user32

CreateWindowExW PostMessageW GetMessageW MessageBoxW MessageBoxA SystemParametersInfoW DestroyIcon SetWindowLongPtrW GetWindowLongPtrW GetClientRect InvalidateRect ReleaseDC GetDC DrawTextW GetDialogBaseUnits EndDialog DialogBoxIndirectParamW MoveWindow SendMessageW

comctl32

ord380

kernel32

IsValidCodePage GetStringTypeW GetFileAttributesExW HeapReAlloc FlushFileBuffers GetCurrentDirectoryW GetACP GetOEMCP GetModuleHandleW MulDiv GetLastError SetDllDirectoryW CreateFileW GetFinalPathNameByHandleW CloseHandle GetModuleFileNameW CreateSymbolicLinkW GetCPInfo GetCommandLineW GetEnvironmentVariableW SetEnvironmentVariableW ExpandEnvironmentStringsW CreateDirectoryW GetTempPathW WaitForSingleObject Sleep GetExitCodeProcess CreateProcessW GetStartupInfoW FreeLibrary LoadLibraryExW SetConsoleCtrlHandler FindClose FindFirstFileExW GetCurrentProcess LocalFree FormatMessageW MultiByteToWideChar WideCharToMultiByte GetEnvironmentStringsW FreeEnvironmentStringsW GetProcessHeap GetTimeZoneInformation HeapSize WriteConsoleW SetEndOfFile GetProcAddress GetSystemTimeAsFileTime RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind UnhandledExceptionFilter SetUnhandledExceptionFilter TerminateProcess IsProcessorFeaturePresent QueryPerformanceCounter GetCurrentProcessId GetCurrentThreadId InitializeSListHead IsDebuggerPresent RtlUnwindEx SetLastError EnterCriticalSection LeaveCriticalSection DeleteCriticalSection InitializeCriticalSectionAndSpinCount TlsAlloc TlsGetValue TlsSetValue TlsFree EncodePointer RaiseException RtlPcToFileHeader GetCommandLineA GetDriveTypeW GetFileInformationByHandle GetFileType PeekNamedPipe SystemTimeToTzSpecificLocalTime FileTimeToSystemTime GetFullPathNameW RemoveDirectoryW FindNextFileW SetStdHandle DeleteFileW ReadFile GetStdHandle WriteFile ExitProcess GetModuleHandleExW HeapFree GetConsoleMode ReadConsoleW SetFilePointerEx GetConsoleOutputCP GetFileSizeEx HeapAlloc FlsAlloc FlsGetValue FlsSetValue FlsFree CompareStringW LCMapStringW

advapi32

OpenProcessToken GetTokenInformation ConvertStringSecurityDescriptorToSecurityDescriptorW ConvertSidToStringSidW

gdi32

SelectObject DeleteObject CreateFontIndirectW

Name

.text

Size

172KB

Virtual Size

171KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

76KB

Virtual Size

75KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

12KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

9KB

Virtual Size

8KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

_RDATA

Size

512B

Virtual Size

500B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

2KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

2KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

ValoaimV8.exe

user32

comctl32

kernel32

advapi32

gdi32

generic

L���Q:�.pyc

L��Q:�.pyc