blankgrabber | Built[.]exe

Sharing

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General

Target

Built.exe
Size

7.4MB
MD5

7b1f26504738e4f1d3ad4e383df4aab1
SHA1

d7037bf4ca14501962bcc7a7e5db35a1f9a95360
SHA256

ea9e6f365217de8853b34768ea336c02f4828dd7c2b56621b6032cd9377c30aa
SHA512

fc20c720603c88c246f137a608eaee8ef60e4abd8bef9ba42de796d3a5153cd80867857f9c5045f8f60a5d4e477d98bda847d7a1f121c73b5581bcc49bcb5557
SSDEEP

196608:SrzXkurErvI9pWjgyvoaYrE41JIuINO/Vi:qkurEUWjdo/H1JHNi

Score

10^/10

blankgrabber

Malware Config

Signatures

A stealer written in Python and packaged with Pyinstaller 1 IoCs

resource	yara_rule
static1/unpack001/c�� 7�.pyc	blankgrabber

Blankgrabber family
blankgrabber

Files

Built.exe
.exe windows:5 windows x64 arch:x64

f4f2e2b03fe5666a721620fcea3aea9b

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

a6:bf:01:90:4d:92:b4:47:a0:d2:ba:3b:13:9e:c9:e2:3d:f4:48:1f:11:36:0b:4f:cf:65:01:31:f8:8b:9e:2e
Signer

Actual PE Digest

a6:bf:01:90:4d:92:b4:47:a0:d2:ba:3b:13:9e:c9:e2:3d:f4:48:1f:11:36:0b:4f:cf:65:01:31:f8:8b:9e:2e

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: 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�� 7�.pyc

Sharing

General

Malware Config

Signatures

Files

f4f2e2b03fe5666a721620fcea3aea9b

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

a6:bf:01:90:4d:92:b4:47:a0:d2:ba:3b:13:9e:c9:e2:3d:f4:48:1f:11:36:0b:4f:cf:65:01:31:f8:8b:9e:2eSigner

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: 2KB - Virtual size: 2KB

.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

a6:bf:01:90:4d:92:b4:47:a0:d2:ba:3b:13:9e:c9:e2:3d:f4:48:1f:11:36:0b:4f:cf:65:01:31:f8:8b:9e:2e
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: 2KB - Virtual size: 2KB

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