blankgrabber | 2026-08-20_43b4e9e41a871378960fb8f678258d15_blankgrabber_cobalt-strike_glassworm_icedid_luca-stealer_njrat_satacom_vidar

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General

Target
2026-08-20_43b4e9e41a871378960fb8f678258d15_blankgrabber_cobalt-strike_glassworm_icedid_luca-stealer_njrat_satacom_vidar
Size 10.1MB
Sample260820-s3rddatvb1
SHA256 6723578fe50e2cef1e08fe5c620d9d6ce64960c0a3aeaffdf60c2ceb7decf458
MD5 43b4e9e41a871378960fb8f678258d15
SHA1 0d32bc0df0854bceeaa28c55bd466a121f236934
SHA512 e7ac2603677206168581a5ecfb99a4b63efd3edc9c828af19ef34c486c013b03739bf3c2439070925fd3ab932908d34efb60b537093764dc4e5084b210fc8511
SSDEEP 196608:VIpNcvoTQj9fZwQRCgjmpXHIEGn7jdfPjRMsqeXL2yrjAnDkyP:ypnkw8ERIEgfPjSDNWCkyP
TLSH
T121B633086BEA15F7F5F6453D8D52C82AE372BEA21F64C2DF026502781E17AD1497F322
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/�>�b$.pyc	blankgrabber_exe

Codesign digest Mismatch 1 IoCs

File was altered after it was signed.

resource
2026-08-20_43b4e9e41a871378960fb8f678258d15_blankgrabber_cobalt-strike_glassworm_icedid_luca-stealer_njrat_satacom_vidar

File Explorer

2026-08-20_43b4e9e41a871378960fb8f678258d15_blankgrabber_cobalt-strike_glassworm_icedid_luca-stealer_njrat_satacom_vidar

.exe 10.1MB
�>�b$.pyc

1KB

2026-08-20_43b4e9e41a871378960fb8f678258d15_blankgrabber_cobalt-strike_glassworm_icedid_luca-stealer_njrat_satacom_vidar

IMPHASH c990338f8145dc29c6f38fb73cf05c77
SHA256 6723578fe50e2cef1e08fe5c620d9d6ce64960c0a3aeaffdf60c2ceb7decf458
MD5 43b4e9e41a871378960fb8f678258d15
SHA1 0d32bc0df0854bceeaa28c55bd466a121f236934
SHA512 e7ac2603677206168581a5ecfb99a4b63efd3edc9c828af19ef34c486c013b03739bf3c2439070925fd3ab932908d34efb60b537093764dc4e5084b210fc8511
SSDEEP 196608:VIpNcvoTQj9fZwQRCgjmpXHIEGn7jdfPjRMsqeXL2yrjAnDkyP:ypnkw8ERIEgfPjSDNWCkyP
TLSH
T121B633086BEA15F7F5F6453D8D52C82AE372BEA21F64C2DF026502781E17AD1497F322
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

e9:22:bd:18:f7:a9:c2:4a:a5:3c:b3:06:a9:a5:d8:81:d7:bb:1b:bc:ba:a6:9c:43:15:18:52:cc:38:65:7e:91

Digest Algorithm

sha256

PE Digests Matches

Not matched

Trusted

Signing Certificate

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

Chains

Apr 13, 2024

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

33:00:00:04:5f:f3:c9:6c:1a:7f:f7:da:1d:00:00:00:00:04:5f

Issuer

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

Ext Key Usages

ExtKeyUsageCodeSigning

Timespan

Nov 16, 2023 - Nov 14, 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

Timespan

Oct 19, 2011 - Oct 19, 2026

Subject

CN=Microsoft Time-Stamp Service,OU=Microsoft Ireland Operations Limited+OU=Thales TSS ESN:8D41-4BF7-B3B7,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

33:00:00:01:e3:df:bd:9b:9a:1c:68:83:22:00:01:00:00:01:e3

Issuer

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

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Timespan

Oct 12, 2023 - Jan 10, 2025

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

Timespan

Sep 30, 2021 - Sep 30, 2030

Minor OS version

Major OS version

Entry point

53456

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 LCMapStringW CompareStringW VirtualProtect InitializeCriticalSectionEx GetOEMCP GetCPInfo GetLastError FreeLibrary GetProcAddress LoadLibraryExW GetModuleHandleW MulDiv FormatMessageW GetModuleFileNameW SetDllDirectoryW GetEnvironmentStringsW 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

170KB

Virtual Size

170KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

77KB

Virtual Size

76KB

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

8KB

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

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

2026-08-20_43b4e9e41a871378960fb8f678258d15_blankgrabber_cobalt-strike_glassworm_icedid_luca-stealer_njrat_satacom_vidar

PE Signature issue

user32

comctl32

kernel32

advapi32

gdi32

generic

�>�b$.pyc

�>�b$.pyc