blankgrabber | external fivem[.]exe

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General

Target
external fivem.exe
Size 12.6MB
Sample260915-bxap1adc53
SHA256 ff3bb8ec8f86fe6f7c2f31e615855f8e43cc9b9dfa076d64c222ddd17d6b2cad
MD5 b2c85c0b7a36d867804e96f1c1c14416
SHA1 f94d5028429e34e850dbc7d73556f79f866e4991
SHA512 3e65ac58e21ccb2fc5d14c7605c05ece2a0404881f21920b1add6d609c2831a8fa8bf5b2a4e4549edb4bf2baf6145eea97d5428ec1a37ec5ff84c64fbf4ef5f5
SSDEEP 393216:VeGLk0Ph1dEeN0L0mrH4Nd8HsnvDwHReQl54W:VJXdHNy0mrY3+gEHgzW
TLSH
T1DAD6337623D50AFAF4AA207E7B65C307E72178125BA0E5CF476417292D2B9F84D3A730
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

stealer blankgrabber

Malware Config

Signatures

Family: blankgrabber
Blankgrabber is an infostealer written in Python and packaged with Pyinstaller.
stealer blankgrabber

A stealer written in Python and packaged with Pyinstaller 1 IoCs

resource	yara_rule
static1/unpack001/��ܣ��.pyc	blankgrabber_exe

Codesign digest Mismatch 1 IoCs

File was altered after it was signed.

resource
external fivem.exe

File Explorer

external fivem.exe

.exe 12.6MB
��ܣ��.pyc

2KB

external fivem.exe

IMPHASH ddf3bcf72319e44732cb632e0df18755
SHA256 ff3bb8ec8f86fe6f7c2f31e615855f8e43cc9b9dfa076d64c222ddd17d6b2cad
MD5 b2c85c0b7a36d867804e96f1c1c14416
SHA1 f94d5028429e34e850dbc7d73556f79f866e4991
SHA512 3e65ac58e21ccb2fc5d14c7605c05ece2a0404881f21920b1add6d609c2831a8fa8bf5b2a4e4549edb4bf2baf6145eea97d5428ec1a37ec5ff84c64fbf4ef5f5
SSDEEP 393216:VeGLk0Ph1dEeN0L0mrH4Nd8HsnvDwHReQl54W:VJXdHNy0mrY3+gEHgzW
TLSH
T1DAD6337623D50AFAF4AA207E7B65C307E72178125BA0E5CF476417292D2B9F84D3A730
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Codesign digest Mismatch

File was altered after it was signed.

PE Signature issue

Digest

67:ab:18:11:c7:8a:34:0d:b4:2d:c6:0b:48:59:4f:e6:e4:83:1a:9e:3a:64:07:4d:b0:5a:e8:99:38:77:b4:a2

Digest Algorithm

sha256

PE Digests Matches

Not matched

Trusted

Signing Certificate

CN=Microsoft Windows,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Chains

Oct 20, 2023

CN=Microsoft Windows,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Subject

CN=Microsoft Windows,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

33:00:00:04:13:31:bc:19:88:07:a9:07:74:00:00:00:00:04:13

Issuer

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Feb 3, 2023 - Feb 1, 2024

Subject

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

61:07:76:56:00:00:00:00:00:08

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Revocation Status

Not revoked

Timespan

Oct 19, 2011 - Oct 19, 2026

Subject

CN=Microsoft Time-Stamp Service,OU=Microsoft America Operations+OU=nShield TSS ESN:DC00-05E0-D947,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

33:00:00:01:d2:21:24:31:4a:58:bf:2d:11:00:01:00:00:01:d2

Issuer

CN=Microsoft Time-Stamp PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

May 25, 2023 - Feb 1, 2024

Subject

CN=Microsoft Time-Stamp PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

33:00:00:00:15:c5:e7:6b:9e:02:9b:49:99:00:00:00:00:00:15

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Sep 30, 2021 - Sep 30, 2030

Minor OS version

Major OS version

Entry point

57280

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 ShutdownBlockReasonCreate MsgWaitForMultipleObjects ShowWindow DestroyWindow RegisterClassW DefWindowProcW PeekMessageW DispatchMessageW TranslateMessage PostMessageW GetMessageW MessageBeep MessageBoxA SystemParametersInfoW DestroyIcon SetWindowLongPtrW GetWindowLongPtrW GetClientRect InvalidateRect ReleaseDC GetDC DrawTextW GetDialogBaseUnits EndDialog DialogBoxIndirectParamW MoveWindow SendMessageW

comctl32

ord380

kernel32

GetACP IsValidCodePage GetStringTypeW GetFileAttributesExW SetEnvironmentVariableW FlushFileBuffers LCMapStringW CompareStringW VirtualProtect InitializeCriticalSectionEx GetOEMCP GetCPInfo GetLastError FreeLibrary GetProcAddress LoadLibraryExW GetModuleHandleW MulDiv FormatMessageW GetModuleFileNameW SetDllDirectoryW GetEnvironmentStringsW SetErrorMode CreateDirectoryW GetCommandLineW GetEnvironmentVariableW ExpandEnvironmentStringsW DeleteFileW FindClose FindFirstFileW FindNextFileW GetDriveTypeW RemoveDirectoryW GetTempPathW CloseHandle QueryPerformanceCounter QueryPerformanceFrequency WaitForSingleObject Sleep GetCurrentProcess TerminateProcess GetExitCodeProcess CreateProcessW GetStartupInfoW LocalFree SetConsoleCtrlHandler K32EnumProcessModules K32GetModuleFileNameExW CreateFileW FindFirstFileExW GetFinalPathNameByHandleW MultiByteToWideChar WideCharToMultiByte FlsFree FreeEnvironmentStringsW GetProcessHeap GetTimeZoneInformation HeapSize HeapReAlloc WriteConsoleW SetEndOfFile CreateSymbolicLinkW RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind UnhandledExceptionFilter SetUnhandledExceptionFilter IsProcessorFeaturePresent GetCurrentProcessId GetCurrentThreadId GetSystemTimeAsFileTime InitializeSListHead IsDebuggerPresent RtlUnwindEx SetLastError EnterCriticalSection LeaveCriticalSection DeleteCriticalSection InitializeCriticalSectionAndSpinCount TlsAlloc TlsGetValue TlsSetValue TlsFree EncodePointer RaiseException RtlPcToFileHeader GetCommandLineA GetFileInformationByHandle GetFileType PeekNamedPipe SystemTimeToTzSpecificLocalTime FileTimeToSystemTime ReadFile GetFullPathNameW SetStdHandle GetStdHandle WriteFile ExitProcess GetModuleHandleExW HeapFree GetConsoleMode ReadConsoleW SetFilePointerEx GetConsoleOutputCP GetFileSizeEx HeapAlloc GetCurrentDirectoryW FlsAlloc FlsGetValue FlsSetValue

advapi32

OpenProcessToken GetTokenInformation ConvertStringSecurityDescriptorToSecurityDescriptorW ConvertSidToStringSidW

gdi32

SelectObject DeleteObject CreateFontIndirectW

Name

.text

Size

177KB

Virtual Size

177KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

79KB

Virtual Size

78KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

20KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

9KB

Virtual Size

9KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.fptable

Size

512B

Virtual Size

256B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

2KB

Virtual Size

1KB

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

external fivem.exe

PE Signature issue

user32

comctl32

kernel32

advapi32

gdi32

generic

��ܣ��.pyc

��ܣ��.pyc