blankgrabber | encrypted[.]exe

Sharing

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General

Target

encrypted.exe
Size

8.1MB
MD5

40132ce0ba2eaa1c31a308e88eebc52b
SHA1

3198e22192bc1aa2854e50bc9170a20ddd7fc024
SHA256

f01325394b6e7286ac7742a0b989535ba3392d8cb6f1bd3efce426c6791540b4
SHA512

6e26b35ce068e76569d39d62f89200a4152ec2ff53615dcd9a5d1c2bee2447d03817dc22fbddafb1267544805467e3bc0014fcb651c85803b86fcb5fbe5e379c
SSDEEP

196608:0ggVEowfI9jUC2gYBYv3vbWEQd+iITx1U6nw:9gVE3IH2gYBgDWRMTnzw

Score

10^/10

blankgrabber

Malware Config

Signatures

A stealer written in Python and packaged with Pyinstaller 1 IoCs

resource	yara_rule
static1/unpack001/HŔZ��.pyc	blankgrabber

Blankgrabber family
blankgrabber

Files

encrypted.exe
.exe windows:4 windows x64 arch:x64

5f218068f17c1bde37892ddb92d167fb

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

5b:ca:68:b9:c0:0f:e5:cc:45:06:b2:2f:c1:ed:ec:f1:97:e3:a1:26:a5:10:b6:bf:3f:99:bc:30:d6:e5:28:f0
Signer

Actual PE Digest

5b:ca:68:b9:c0:0f:e5:cc:45:06:b2:2f:c1:ed:ec:f1:97:e3:a1:26:a5:10:b6:bf:3f:99:bc:30:d6:e5:28:f0

Digest Algorithm

sha256

PE Digest Matches

false

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Imports

advapi32

ConvertSidToStringSidW
ConvertStringSecurityDescriptorToSecurityDescriptorW
GetTokenInformation
OpenProcessToken

comctl32

LoadIconMetric

gdi32

CreateFontIndirectW
DeleteObject
SelectObject

kernel32

CloseHandle
CreateDirectoryW
CreateFileW
CreateProcessW
CreateSymbolicLinkW
DeleteCriticalSection
DeleteFileW
EnterCriticalSection
ExpandEnvironmentStringsW
FindClose
FindFirstFileExW
FindFirstFileW
FindNextFileW
FormatMessageW
FreeLibrary
GetCommandLineW
GetCurrentProcess
GetDriveTypeW
GetEnvironmentVariableW
GetExitCodeProcess
GetFinalPathNameByHandleW
GetLastError
GetModuleFileNameW
GetModuleHandleW
GetProcAddress
GetStartupInfoW
GetTempPathW
InitializeCriticalSection
IsDBCSLeadByteEx
K32EnumProcessModules
K32GetModuleFileNameExW
LeaveCriticalSection
LoadLibraryExW
LocalFree
MulDiv
MultiByteToWideChar
QueryPerformanceCounter
QueryPerformanceFrequency
RemoveDirectoryW
SetConsoleCtrlHandler
SetDllDirectoryW
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsGetValue
VirtualProtect
VirtualQuery
WaitForSingleObject
WideCharToMultiByte
__C_specific_handler

msvcrt

___lc_codepage_func
___mb_cur_max_func
__argc
__iob_func
__set_app_type
__setusermatherr
__wargv
__wgetmainargs
__winitenv
_amsg_exit
_cexit
_commode
_errno
_filelengthi64
_fileno
_fileno
_fmode
_get_osfhandle
_getpid
_initterm
_onexit
_snwprintf
_stricmp
_strdup
_vsnwprintf
_wcmdln
_wcsdup
_wcsdup
_wcserror
_wcsnicmp
_wfopen
_wfullpath
_wputenv_s
_wstat64
_wtempnam
abort
calloc
clearerr
exit
fclose
feof
ferror
fflush
fgetpos
fprintf
fputc
fputwc
fread
free
fwprintf
fsetpos
fwrite
iswctype
localeconv
malloc
mbstowcs
memcmp
memcpy
memset
realloc
setbuf
setlocale
signal
strchr
strcmp
strcpy
strerror
strlen
strncat
strncmp
strtoul
vfprintf
wcscat
wcschr
wcscmp
wcslen
wcsncmp
wcstombs

user32

CreateWindowExW
DefWindowProcW
DestroyIcon
DestroyWindow
DialogBoxIndirectParamW
DispatchMessageW
DrawTextW
EndDialog
GetClientRect
GetDC
GetDialogBaseUnits
GetMessageW
GetWindowLongPtrW
InvalidateRect
MessageBoxA
MessageBoxW
MoveWindow
MsgWaitForMultipleObjects
PeekMessageW
PostMessageW
RegisterClassW
ReleaseDC
SendMessageW
SetWindowLongPtrW
ShowWindow
ShutdownBlockReasonCreate
SystemParametersInfoW
TranslateMessage

Sections

.text
Size: 92KB - Virtual size: 91KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 272B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 26KB - Virtual size: 26KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 15KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 96B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
HŔZ��.pyc

Sharing

General

Malware Config

Signatures

Files

5f218068f17c1bde37892ddb92d167fb

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

5b:ca:68:b9:c0:0f:e5:cc:45:06:b2:2f:c1:ed:ec:f1:97:e3:a1:26:a5:10:b6:bf:3f:99:bc:30:d6:e5:28:f0Signer

Headers

File Characteristics

Imports

advapi32

comctl32

gdi32

kernel32

msvcrt

user32

Sections

.text Size: 92KB - Virtual size: 91KB

.data Size: 512B - Virtual size: 272B

.rdata Size: 26KB - Virtual size: 26KB

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

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

.bss Size: - Virtual size: 15KB

.idata Size: 6KB - Virtual size: 6KB

.CRT Size: 512B - Virtual size: 96B

.tls Size: 512B - Virtual size: 16B

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

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

5b:ca:68:b9:c0:0f:e5:cc:45:06:b2:2f:c1:ed:ec:f1:97:e3:a1:26:a5:10:b6:bf:3f:99:bc:30:d6:e5:28:f0
Signer

.text
Size: 92KB - Virtual size: 91KB

.data
Size: 512B - Virtual size: 272B

.rdata
Size: 26KB - Virtual size: 26KB

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

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

.bss
Size: - Virtual size: 15KB

.idata
Size: 6KB - Virtual size: 6KB

.CRT
Size: 512B - Virtual size: 96B

.tls
Size: 512B - Virtual size: 16B

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