blankgrabber | x26e5f82da3e232962066865aacc2c0a54004ec7bd7158a72d3fd804acbaea0c5[.]exe

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General

Target
x26e5f82da3e232962066865aacc2c0a54004ec7bd7158a72d3fd804acbaea0c5.exe
Size 8.3MB
Sample260529-e4ybescx8q
SHA256 26e5f82da3e232962066865aacc2c0a54004ec7bd7158a72d3fd804acbaea0c5
MD5 93d7329fd4f59bc533f5fdd220859df0
SHA1 07c131fe356cd79102ff4bb57da67c581f3ee735
SHA512 407e5ec0fb2ab2466fe2b69c15e265dd84026af129ed4ec943fd0ccf706a6280f44cd1ae7289064449c330403256facb5cdc7dcb88ec95a4dc1a88087fa4a90a
SSDEEP 196608:qhuYmwfI9jUCzi4H1qSiXLGVi7DMgpZASEyQ0VMwICEc/jh:EIHziK1piXLGVE4UrS0VJ9
TLSH
T187963341A68009F6F6BBCA3EC892C419C47377A217A0D6BB176CC2794E735F95836363
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 2 IoCs

resource	yara_rule
sample	blankgrabber_exe
static1/unpack001/��cI��.pyc	blankgrabber_exe

Codesign digest Mismatch 1 IoCs

File was altered after it was signed.

resource
x26e5f82da3e232962066865aacc2c0a54004ec7bd7158a72d3fd804acbaea0c5.exe

File Explorer

x26e5f82da3e232962066865aacc2c0a54004ec7bd7158a72d3fd804acbaea0c5.exe

.exe 8.3MB
��cI��.pyc

1KB

x26e5f82da3e232962066865aacc2c0a54004ec7bd7158a72d3fd804acbaea0c5.exe

IMPHASH 72c4e339b7af8ab1ed2eb3821c98713a
SHA256 26e5f82da3e232962066865aacc2c0a54004ec7bd7158a72d3fd804acbaea0c5
MD5 93d7329fd4f59bc533f5fdd220859df0
SHA1 07c131fe356cd79102ff4bb57da67c581f3ee735
SHA512 407e5ec0fb2ab2466fe2b69c15e265dd84026af129ed4ec943fd0ccf706a6280f44cd1ae7289064449c330403256facb5cdc7dcb88ec95a4dc1a88087fa4a90a
SSDEEP 196608:qhuYmwfI9jUCzi4H1qSiXLGVi7DMgpZASEyQ0VMwICEc/jh:EIHziK1piXLGVE4UrS0VJ9
TLSH
T187963341A68009F6F6BBCA3EC892C419C47377A217A0D6BB176CC2794E735F95836363
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

A stealer written in Python and packaged with Pyinstaller
Codesign digest Mismatch

File was altered after it was signed.

PE Signature issue

Digest

37:7c:6a:0e:8d:f7:e4:bf:12:45:0a:8c:51:a0:c6:95:72:75:01:3a:89:ae:0a:22:30:22:cf:82:9c:cb:e3:61

Digest Algorithm

sha256

PE Digests Matches

Not matched

Trusted

Signing Certificate

SERIALNUMBER=407950,CN=Akeo Consulting,O=Akeo Consulting,ST=Donegal,C=IE,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13024945

Chains

Apr 25, 2023

SERIALNUMBER=407950,CN=Akeo Consulting,O=Akeo Consulting,ST=Donegal,C=IE,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13024945

CN=Sectigo Public Code Signing CA EV R36,O=Sectigo Limited,C=GB

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Subject

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Serial Number

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16

Issuer

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

May 25, 2021 - Dec 31, 2028

Subject

CN=Sectigo Public Code Signing CA EV R36,O=Sectigo Limited,C=GB

Serial Number

33:d7:08:a8:91:40:53:19:e2:a5:bb:d3:39:b9:ad:6e

Issuer

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Mar 22, 2021 - Mar 21, 2036

Subject

SERIALNUMBER=407950,CN=Akeo Consulting,O=Akeo Consulting,ST=Donegal,C=IE,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13024945

Serial Number

bf:b1:50:01:bb:f5:92:d4:96:2a:77:97:ea:73:6f:a3

Issuer

CN=Sectigo Public Code Signing CA EV R36,O=Sectigo Limited,C=GB

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Sep 29, 2021 - Sep 28, 2024

Subject

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Serial Number

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12

Issuer

Key Usages

KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Jan 12, 2016 - Jan 11, 2031

Subject

CN=Symantec SHA256 TimeStamping Signer - G3,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Serial Number

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12

Issuer

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Dec 23, 2017 - Mar 22, 2029

Minor OS version

Major OS version

Entry point

52656

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

comctl32

ord380

kernel32

GetACP IsValidCodePage GetStringTypeW GetFileAttributesExW SetEnvironmentVariableW FlushFileBuffers GetCurrentDirectoryW LCMapStringW CompareStringW FlsFree GetOEMCP GetCPInfo GetModuleHandleW MulDiv FormatMessageW GetLastError GetModuleFileNameW LoadLibraryExW SetDllDirectoryW CreateSymbolicLinkW GetProcAddress GetEnvironmentStringsW GetCommandLineW GetEnvironmentVariableW ExpandEnvironmentStringsW DeleteFileW FindClose FindFirstFileW FindNextFileW GetDriveTypeW RemoveDirectoryW GetTempPathW CloseHandle QueryPerformanceCounter QueryPerformanceFrequency WaitForSingleObject Sleep GetCurrentProcess TerminateProcess GetExitCodeProcess CreateProcessW GetStartupInfoW FreeLibrary LocalFree SetConsoleCtrlHandler K32EnumProcessModules K32GetModuleFileNameExW CreateFileW FindFirstFileExW GetFinalPathNameByHandleW MultiByteToWideChar WideCharToMultiByte FlsSetValue FreeEnvironmentStringsW GetProcessHeap GetTimeZoneInformation HeapSize HeapReAlloc WriteConsoleW SetEndOfFile CreateDirectoryW 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 FlsAlloc FlsGetValue

advapi32

OpenProcessToken GetTokenInformation ConvertStringSecurityDescriptorToSecurityDescriptorW ConvertSidToStringSidW

gdi32

SelectObject DeleteObject CreateFontIndirectW

Sharing

General

Malware Config

Signatures

File Explorer

x26e5f82da3e232962066865aacc2c0a54004ec7bd7158a72d3fd804acbaea0c5.exe

PE Signature issue

user32

comctl32

kernel32

advapi32

gdi32

generic

���cI��.pyc

��cI��.pyc