blankgrabber | svchost[.]exe

Sharing

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General

Target

svchost.exe
Size

13.9MB
MD5

cebaa117a3ff0714ba72ee544c11ed84
SHA1

6ad7be0fa7b9d65847b40d03cc32eced86776330
SHA256

3eb03faa7e1920306691c57d61b9f34423d5fcc0b6d5729a3665fb820352ec27
SHA512

0ab1c5172e8bf66b32c052ede22071eefce65d4155509c31f3d021dba457a09ccc66d1af7c03f91728aec9294547f4db4c75dc921d9fd3165bc5a490c916941c
SSDEEP

196608:FmQsq8prS7ZWsSWpKS3Hb7dMn9F3rcJ+jzsKepbT/9bvLz3S1bA3zKAn97B:Wq8prS7MsSWBHt4/SbTlj3S1bOzKAZB

Score

10^/10

blankgrabber

Malware Config

Signatures

A stealer written in Python and packaged with Pyinstaller 1 IoCs

resource	yara_rule
static1/unpack001/�`@��.pyc	blankgrabber

Blankgrabber family
blankgrabber

Files

svchost.exe
.exe windows:6 windows x64 arch:x64

Password: 1234

456e8615ad4320c9f54e50319a19df9c

Code Sign

33:00:00:04:70:69:f2:ac:06:49:04:ec:1c:00:00:00:00:04:70
Certificate

Issuer

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

Not Before

08/02/2024, 19:22

Not After

07/02/2025, 19:22

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

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

Issuer

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

Not Before

19/10/2011, 18:41

Not After

19/10/2026, 18:51

Subject

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

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

c5:3f:5a:3e:47:43:d8:33:e8:bc:22:f7:cc:8a:1f:26:01:76:b2:77:da:03:2a:5c:aa:ec:49:bb:47:0e:b1:bf
Signer

Actual PE Digest

c5:3f:5a:3e:47:43:d8:33:e8:bc:22:f7:cc:8a:1f:26:01:76:b2:77:da:03:2a:5c:aa:ec:49:bb:47:0e:b1:bf

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

CreateWindowExW
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
GetOEMCP
GetCPInfo
GetModuleHandleW
MulDiv
GetLastError
FormatMessageW
GetModuleFileNameW
SetDllDirectoryW
CreateSymbolicLinkW
GetProcAddress
CreateDirectoryW
GetCommandLineW
GetEnvironmentVariableW
ExpandEnvironmentStringsW
GetEnvironmentStringsW
FindClose
FindFirstFileW
FindNextFileW
GetDriveTypeW
RemoveDirectoryW
GetTempPathW
CloseHandle
WaitForSingleObject
Sleep
GetCurrentProcess
GetExitCodeProcess
CreateProcessW
GetStartupInfoW
FreeLibrary
LoadLibraryExW
LocalFree
SetConsoleCtrlHandler
K32EnumProcessModules
K32GetModuleFileNameExW
CreateFileW
FindFirstFileExW
GetFinalPathNameByHandleW
MultiByteToWideChar
WideCharToMultiByte
FreeEnvironmentStringsW
GetProcessHeap
GetTimeZoneInformation
HeapSize
HeapReAlloc
WriteConsoleW
SetEndOfFile
DeleteFileW
IsProcessorFeaturePresent
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
QueryPerformanceCounter
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
FlsSetValue
FlsFree
CompareStringW
LCMapStringW

advapi32

OpenProcessToken
GetTokenInformation
ConvertStringSecurityDescriptorToSecurityDescriptorW
ConvertSidToStringSidW

gdi32

SelectObject
DeleteObject
CreateFontIndirectW

Sections

.text
Size: 165KB - Virtual size: 164KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 74KB - Virtual size: 73KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 28KB

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

.rsrc
Size: 2KB - Virtual size: 2KB

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
�`@��.pyc

Sharing

General

Malware Config

Signatures

Files

Password: 1234

456e8615ad4320c9f54e50319a19df9c

Code Sign

33:00:00:04:70:69:f2:ac:06:49:04:ec:1c:00:00:00:00:04:70Certificate

Extended Key Usages

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

Key Usages

c5:3f:5a:3e:47:43:d8:33:e8:bc:22:f7:cc:8a:1f:26:01:76:b2:77:da:03:2a:5c:aa:ec:49:bb:47:0e:b1:bfSigner

Headers

DLL Characteristics

File Characteristics

Imports

user32

comctl32

kernel32

advapi32

gdi32

Sections

.text Size: 165KB - Virtual size: 164KB

.rdata Size: 74KB - Virtual size: 73KB

.data Size: 3KB - Virtual size: 28KB

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

.rsrc Size: 2KB - Virtual size: 2KB

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

33:00:00:04:70:69:f2:ac:06:49:04:ec:1c:00:00:00:00:04:70
Certificate

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

c5:3f:5a:3e:47:43:d8:33:e8:bc:22:f7:cc:8a:1f:26:01:76:b2:77:da:03:2a:5c:aa:ec:49:bb:47:0e:b1:bf
Signer

.text
Size: 165KB - Virtual size: 164KB

.rdata
Size: 74KB - Virtual size: 73KB

.data
Size: 3KB - Virtual size: 28KB

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

.rsrc
Size: 2KB - Virtual size: 2KB

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