blankgrabber | fragment[.]rar

Resubmissions

08/03/2024, 12:40

240308-pwk18sfb47 10

08/03/2024, 12:35

240308-psltcsfa49 10

Sharing

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General

Target

fragment.rar
Size

5.9MB
MD5

8872ee4e881d0c1ee23c621e0b3cf921
SHA1

862cc33a80232973bd11e2013ce8f0f496300c28
SHA256

ef4699cfe4b9993b0d6337d70899775018dff0cfcc293f12e7b9811c1efcc229
SHA512

e95918bfbd053e70c977d24fa765dbaddfd3f38a189f19e4035d0ca8b8d5f550515b1043d1777df3365a2ae8e7e949aff72101eaa62f06064843c937117f9d6b
SSDEEP

98304:K4LfVL16P4MyoSrxmCScabYkGZgbD/xul9M/aBxEhIVl9y:KyfVL17t5dabEgCxWIvy

Score

10^/10

blankgrabber

Malware Config

Signatures

A stealer written in Python and packaged with Pyinstaller 1 IoCs

resource	yara_rule
static1/unpack002/�C��.pyc	blankgrabber

Blankgrabber family
blankgrabber

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/JoyShockLibrary.dll

Files

fragment.rar
.rar
Fragment.exe
.exe windows:5 windows x64 arch:x64

1af6c885af093afc55142c2f1761dbe8

Code Sign

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

Issuer

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

Not Before

25/05/2021, 00:00

Not After

31/12/2028, 23:59

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

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

Issuer

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

Not Before

22/03/2021, 00:00

Not After

21/03/2036, 23:59

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

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

Issuer

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

Not Before

29/09/2021, 00:00

Not After

28/09/2024, 23:59

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

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

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

Issuer

CN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

12/01/2016, 00:00

Not After

11/01/2031, 23:59

Subject

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

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

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

Issuer

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

Not Before

23/12/2017, 00:00

Not After

22/03/2029, 23:59

Subject

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

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

e9:84:f8:2e:ad:07:d1:3a:0b:67:34:42:0b:f6:69:44:d9:57:8d:8d:2d:e5:f9:bb:42:d9:d0:60:60:19:6e:b9
Signer

Actual PE Digest

e9:84:f8:2e:ad:07:d1:3a:0b:67:34:42:0b:f6:69:44:d9:57:8d:8d:2d:e5:f9:bb:42:d9:d0:60:60:19:6e:b9

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
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
GetModuleFileNameW
CreateSymbolicLinkW
GetProcAddress
GetCommandLineW
GetEnvironmentVariableW
GetCPInfo
ExpandEnvironmentStringsW
CreateDirectoryW
GetTempPathW
WaitForSingleObject
Sleep
GetExitCodeProcess
CreateProcessW
GetStartupInfoW
FreeLibrary
LoadLibraryExW
SetConsoleCtrlHandler
FindClose
FindFirstFileExW
CloseHandle
GetCurrentProcess
LocalFree
FormatMessageW
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetProcessHeap
GetTimeZoneInformation
HeapSize
WriteConsoleW
SetEndOfFile
SetEnvironmentVariableW
RtlUnwindEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
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

advapi32

OpenProcessToken
GetTokenInformation
ConvertStringSecurityDescriptorToSecurityDescriptorW
ConvertSidToStringSidW

gdi32

SelectObject
DeleteObject
CreateFontIndirectW

Sections

.text
Size: 167KB - Virtual size: 167KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 75KB - 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: 348B

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
�C��.pyc
JoyShockLibrary.dll
.dll windows:6 windows x64 arch:x64

94ba04737c8038253517b2a983f8c172

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

setupapi

SetupDiGetDeviceRegistryPropertyA
SetupDiGetClassDevsA
SetupDiGetDeviceInterfaceDetailA
SetupDiEnumDeviceInterfaces
SetupDiDestroyDeviceInfoList
SetupDiEnumDeviceInfo

kernel32

RtlLookupFunctionEntry
WriteConsoleW
CreateFileW
HeapReAlloc
HeapSize
CreateFileA
ReadFile
WriteFile
CloseHandle
GetLastError
DeviceIoControl
GetOverlappedResult
CancelIo
ResetEvent
WaitForSingleObject
CreateEventA
FreeLibrary
GetProcAddress
LoadLibraryA
LocalFree
FormatMessageW
SetStdHandle
QueryPerformanceCounter
QueryPerformanceFrequency
WaitForSingleObjectEx
GetCurrentThreadId
GetExitCodeThread
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
TryEnterCriticalSection
DeleteCriticalSection
InitializeConditionVariable
WakeConditionVariable
WakeAllConditionVariable
SleepConditionVariableCS
SleepConditionVariableSRW
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
GetSystemTimeAsFileTime
GetModuleHandleW
RtlCaptureContext
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetCurrentProcess
TerminateProcess
GetCurrentProcessId
InitializeSListHead
RtlPcToFileHeader
RaiseException
RtlUnwindEx
InterlockedFlushSList
SetLastError
EncodePointer
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
CreateThread
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
ExitProcess
GetModuleFileNameW
HeapAlloc
HeapFree
LCMapStringW
GetStdHandle
GetFileType
GetFileSizeEx
SetFilePointerEx
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetProcessHeap
GetStringTypeW
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode

Exports

Exports

JslConnectDevices
JslDisconnectAndDisposeAll
JslGetAccelX
JslGetAccelY
JslGetAccelZ
JslGetAndFlushAccumulatedGyro
JslGetAutoCalibrationStatus
JslGetButtons
JslGetCalibrationOffset
JslGetConnectedDeviceHandles
JslGetControllerColour
JslGetControllerInfoAndSettings
JslGetControllerSplitType
JslGetControllerType
JslGetGyroX
JslGetGyroY
JslGetGyroZ
JslGetIMUState
JslGetLeftTrigger
JslGetLeftX
JslGetLeftY
JslGetMotionState
JslGetPollRate
JslGetRightTrigger
JslGetRightX
JslGetRightY
JslGetSimpleState
JslGetStickStep
JslGetTimeSinceLastUpdate
JslGetTouchDown
JslGetTouchId
JslGetTouchState
JslGetTouchX
JslGetTouchY
JslGetTouchpadDimension
JslGetTriggerStep
JslPauseContinuousCalibration
JslResetContinuousCalibration
JslSetAutomaticCalibration
JslSetCalibrationOffset
JslSetCallback
JslSetConnectCallback
JslSetDisconnectCallback
JslSetGyroSpace
JslSetLightColour
JslSetPlayerNumber
JslSetRumble
JslSetTouchCallback
JslStartContinuousCalibration
JslStillConnected
hid_close
hid_enumerate
hid_error
hid_exit
hid_free_enumeration
hid_get_feature_report
hid_get_indexed_string
hid_get_manufacturer_string
hid_get_product_string
hid_get_serial_number_string
hid_init
hid_open
hid_open_path
hid_read
hid_read_timeout
hid_send_feature_report
hid_set_nonblocking
hid_write

Sections

.text
Size: 162KB - Virtual size: 161KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 60KB - Virtual size: 60KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 10KB

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: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

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
instructions.txt

Resubmissions

Sharing

General

Malware Config

Signatures

Files

1af6c885af093afc55142c2f1761dbe8

Code Sign

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

Extended Key Usages

Key Usages

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

Extended Key Usages

Key Usages

bf:b1:50:01:bb:f5:92:d4:96:2a:77:97:ea:73:6f:a3Certificate

Extended Key Usages

Key Usages

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

Extended Key Usages

Key Usages

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

Extended Key Usages

Key Usages

e9:84:f8:2e:ad:07:d1:3a:0b:67:34:42:0b:f6:69:44:d9:57:8d:8d:2d:e5:f9:bb:42:d9:d0:60:60:19:6e:b9Signer

Headers

DLL Characteristics

File Characteristics

Imports

user32

comctl32

kernel32

advapi32

gdi32

Sections

.text Size: 167KB - Virtual size: 167KB

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

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

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

_RDATA Size: 512B - Virtual size: 348B

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

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

94ba04737c8038253517b2a983f8c172

Headers

DLL Characteristics

File Characteristics

Imports

setupapi

kernel32

Exports

Exports

Sections

.text Size: 162KB - Virtual size: 161KB

.rdata Size: 60KB - Virtual size: 60KB

.data Size: 4KB - Virtual size: 10KB

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

_RDATA Size: 512B - Virtual size: 244B

.rsrc Size: 512B - Virtual size: 480B

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

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

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

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

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

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

e9:84:f8:2e:ad:07:d1:3a:0b:67:34:42:0b:f6:69:44:d9:57:8d:8d:2d:e5:f9:bb:42:d9:d0:60:60:19:6e:b9
Signer

.text
Size: 167KB - Virtual size: 167KB

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

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

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

_RDATA
Size: 512B - Virtual size: 348B

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

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

.text
Size: 162KB - Virtual size: 161KB

.rdata
Size: 60KB - Virtual size: 60KB

.data
Size: 4KB - Virtual size: 10KB

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

_RDATA
Size: 512B - Virtual size: 244B

.rsrc
Size: 512B - Virtual size: 480B

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