blankgrabber | Unlock_Tool[.]exe

Sharing

Copy URL Twitter E-mail

General

Target

Unlock_Tool.exe
Size

5.9MB
MD5

492ed69b6f1f30010bebee44bfd5e2c2
SHA1

79fb772911dabae5f494f922d75f7ac13bccd275
SHA256

258988b858a3e055705340b6f5db757c5d8ae31ef02ad063f7ed07738d0cc1b5
SHA512

6949e170b390a4cffc5a75fbf866118e344328d47811e3536e0bbe063dc246f22858c86a8149690c1079f56c2e57fcd63ab98e3a89d716ddc9b862c8a4cda411
SSDEEP

98304:J1GDe7pzfa1MBE8MMhJMjarCtaCObO/OH9KkqQz4W1kgeDlHM6s3fs9L:J1jNz/rB6yA+KO0WRks6j9L

Score

10^/10

blankgrabber

Malware Config

Signatures

A stealer written in Python and packaged with Pyinstaller 1 IoCs

resource	yara_rule
static1/unpack001/�ܔ�Z�.pyc	blankgrabber

Blankgrabber family
blankgrabber

Files

Unlock_Tool.exe
.exe windows:5 windows x64 arch:x64

bae3d3e8262d7ce7e9ee69cc1b630d3a

Code Sign

33:00:00:03:84:d9:68:7d:66:cc:75:4b:a1:00:00:00:00:03:84
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

13/07/2023, 23:45

Not After

15/09/2024, 23:45

Subject

CN=Microsoft 3rd Party Application Component,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

ab:09:9b:25:7d:f7:af:f4:a2:58:8d:e6:1c:be:93:8d:ca:52:9f:e3:47:56:db:38:73:a8:f9:56:ce:79:c0:a1
Signer

Actual PE Digest

ab:09:9b:25:7d:f7:af:f4:a2:58:8d:e6:1c:be:93:8d:ca:52:9f:e3:47:56:db:38:73:a8:f9:56:ce:79:c0:a1

Digest Algorithm

sha256

PE Digest Matches

false

Headers

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

Imports

user32

GetWindowThreadProcessId
ShowWindow

kernel32

GetModuleFileNameW
CreateSymbolicLinkW
GetProcAddress
GetCommandLineW
GetEnvironmentVariableW
SetEnvironmentVariableW
ExpandEnvironmentStringsW
CreateDirectoryW
GetTempPathW
WaitForSingleObject
Sleep
GetExitCodeProcess
CreateProcessW
SetDllDirectoryW
FreeLibrary
LoadLibraryExW
SetConsoleCtrlHandler
FindClose
FindFirstFileExW
CloseHandle
GetCurrentProcess
GetCurrentProcessId
LocalFree
FormatMessageW
MultiByteToWideChar
WideCharToMultiByte
GetConsoleWindow
HeapSize
GetLastError
WriteConsoleW
SetEndOfFile
GetStartupInfoW
TlsSetValue
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetModuleHandleW
RtlUnwindEx
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsFree
EncodePointer
RaiseException
RtlPcToFileHeader
GetCommandLineA
CreateFileW
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
GetCurrentDirectoryW
FlushFileBuffers
HeapReAlloc
GetFileAttributesExW
GetStringTypeW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetProcessHeap
GetTimeZoneInformation

advapi32

ConvertSidToStringSidW
GetTokenInformation
OpenProcessToken
ConvertStringSecurityDescriptorToSecurityDescriptorW

Sections

.text
Size: 172KB - Virtual size: 171KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 75KB - Virtual size: 74KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 500B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 22KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
�ܔ�Z�.pyc

Sharing

General

Malware Config

Signatures

Files

bae3d3e8262d7ce7e9ee69cc1b630d3a

Code Sign

33:00:00:03:84:d9:68:7d:66:cc:75:4b:a1:00:00:00:00:03:84Certificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

ab:09:9b:25:7d:f7:af:f4:a2:58:8d:e6:1c:be:93:8d:ca:52:9f:e3:47:56:db:38:73:a8:f9:56:ce:79:c0:a1Signer

Headers

DLL Characteristics

File Characteristics

Imports

user32

kernel32

advapi32

Sections

.text Size: 172KB - Virtual size: 171KB

.rdata Size: 75KB - Virtual size: 74KB

.data Size: 3KB - Virtual size: 12KB

.pdata Size: 9KB - Virtual size: 8KB

_RDATA Size: 512B - Virtual size: 500B

.rsrc Size: 22KB - Virtual size: 22KB

.reloc Size: 2KB - Virtual size: 1KB

33:00:00:03:84:d9:68:7d:66:cc:75:4b:a1:00:00:00:00:03:84
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

ab:09:9b:25:7d:f7:af:f4:a2:58:8d:e6:1c:be:93:8d:ca:52:9f:e3:47:56:db:38:73:a8:f9:56:ce:79:c0:a1
Signer

.text
Size: 172KB - Virtual size: 171KB

.rdata
Size: 75KB - Virtual size: 74KB

.data
Size: 3KB - Virtual size: 12KB

.pdata
Size: 9KB - Virtual size: 8KB

_RDATA
Size: 512B - Virtual size: 500B

.rsrc
Size: 22KB - Virtual size: 22KB

.reloc
Size: 2KB - Virtual size: 1KB