blankgrabber | Xylex-Executor[.]exe

Resubmissions

27-05-2024 20:22

240527-y5q4aaaa73 10

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General

Target

Xylex-Executor.exe
Size

6.9MB
MD5

0054c026e2ac7bca40da4faa7a8e8895
SHA1

f3171adcade9c6d3dea81875752ae10d0e0aee77
SHA256

2c7916ef7a2a481c62de0796aadb412e5168fe2a361afedc501df3673e8a4e58
SHA512

53881f492ebb0d4b8e0c3d37a90e6f7c8a58e6ea7df0f911a25523943b9ea90b327d05b84a397eb3497fc7698783ce46265bbb0336029ecc8994ffc8cbb370d8
SSDEEP

196608:frdo0GreNTfm/pf+xk4dWRGtrbWOjgWy/:CQy/pWu4kRGtrbvMWy/

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

Xylex-Executor.exe
.exe windows:5 windows x64 arch:x64

f4f2e2b03fe5666a721620fcea3aea9b

Code Sign

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

Issuer

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

Not Before

16-11-2023 19:20

Not After

14-11-2024 19:20

Subject

CN=Microsoft Windows,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

92:a0:31:87:29:0c:f8:0e:71:ab:e7:a7:45:2c:9f:c4:36:a0:c9:6d:f5:f4:02:ba:6d:a6:0a:4b:9f:0c:ad:23
Signer

Actual PE Digest

92:a0:31:87:29:0c:f8:0e:71:ab:e7:a7:45:2c:9f:c4:36:a0:c9:6d:f5:f4:02:ba:6d:a6:0a:4b:9f:0c:ad:23

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

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

advapi32

OpenProcessToken
GetTokenInformation
ConvertStringSecurityDescriptorToSecurityDescriptorW
ConvertSidToStringSidW

gdi32

SelectObject
DeleteObject
CreateFontIndirectW

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 76KB - Virtual size: 75KB

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: 3KB - Virtual size: 3KB

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

Resubmissions

Sharing

General

Malware Config

Signatures

Files

f4f2e2b03fe5666a721620fcea3aea9b

Code Sign

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

Extended Key Usages

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

Key Usages

92:a0:31:87:29:0c:f8:0e:71:ab:e7:a7:45:2c:9f:c4:36:a0:c9:6d:f5:f4:02:ba:6d:a6:0a:4b:9f:0c:ad:23Signer

Headers

DLL Characteristics

File Characteristics

Imports

user32

comctl32

kernel32

advapi32

gdi32

Sections

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

.rdata Size: 76KB - Virtual size: 75KB

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

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

_RDATA Size: 512B - Virtual size: 500B

.rsrc Size: 3KB - Virtual size: 3KB

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

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

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

92:a0:31:87:29:0c:f8:0e:71:ab:e7:a7:45:2c:9f:c4:36:a0:c9:6d:f5:f4:02:ba:6d:a6:0a:4b:9f:0c:ad:23
Signer

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

.rdata
Size: 76KB - Virtual size: 75KB

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

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

_RDATA
Size: 512B - Virtual size: 500B

.rsrc
Size: 3KB - Virtual size: 3KB

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