Overview
overview
10Static
static
10Image Logg...up.bat
windows7-x64
10Image Logg...up.bat
windows10-2004-x64
10Image Logg...px.exe
windows7-x64
10Image Logg...px.exe
windows10-2004-x64
10Image Logg...in.exe
windows7-x64
7Image Logg...in.exe
windows10-2004-x64
7main.pyc
windows7-x64
3main.pyc
windows10-2004-x64
3Image Logg...rt.bat
windows7-x64
10Image Logg...rt.bat
windows10-2004-x64
10Behavioral task
behavioral1
Sample
Image Logger/Setup.bat
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Image Logger/Setup.bat
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
Image Logger/Src/Files/upx.exe
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
Image Logger/Src/Files/upx.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
Image Logger/Src/main.exe
Resource
win7-20240729-en
Behavioral task
behavioral6
Sample
Image Logger/Src/main.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
main.pyc
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
main.pyc
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
Image Logger/Start.bat
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
Image Logger/Start.bat
Resource
win10v2004-20240802-en
General
-
Target
Image Logger.rar
-
Size
12.0MB
-
MD5
bf5f0ec29018b7d713352805d211a707
-
SHA1
35919edd98fda6612dc5c1e5e6cdedc0900bb9a1
-
SHA256
e73bb9abd07a3075baacff2be37bf9b32bc612de7e03af85ef4d51ff7b494e94
-
SHA512
7061b438b13cc0b2eb3d45b241833954067fd9e345418f610ee9d78b7c5774e78fa6c1f7522b3a468888cb8088edf93e1f4ba6113e5f8f4c13d4acd3109f52dd
-
SSDEEP
196608:qDREcqgDmKJp7LOIZuSokkVj9hwhRKmSZH/UuSRUIDxd3ObF2GD/VrQuG4:0REcqgDmo7qx3V7WEfUuSO8d34jdrQS
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1282684334083674163/14oc769qwp-7q89dT2gExNUqJTVIjFCuQrE66NDv5VnCgalUJDArvZ32Ho6PZNuQNrB7
Signatures
-
Detect Umbral payload 1 IoCs
resource yara_rule static1/unpack001/Image Logger/Src/Files/upx.exe family_umbral -
Umbral family
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Detects Pyinstaller 1 IoCs
resource yara_rule static1/unpack001/Image Logger/Src/main.exe pyinstaller -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/Image Logger/Src/Files/upx.exe unpack001/Image Logger/Src/main.exe
Files
-
Image Logger.rar.rar
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Image Logger/Setup.bat
-
Image Logger/Src/Files/upx.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 227KB - Virtual size: 226KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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Image Logger/Src/main.exe.exe windows:6 windows x64 arch:x64
ba2fe82dbe3fc8bdddc26ef88c3ef15a
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
GetWindowThreadProcessId
ShowWindow
kernel32
GetModuleFileNameW
SetDllDirectoryW
CreateSymbolicLinkW
GetProcAddress
CreateDirectoryW
GetCommandLineW
GetEnvironmentVariableW
ExpandEnvironmentStringsW
DeleteFileW
FindClose
FindFirstFileW
FindNextFileW
GetDriveTypeW
RemoveDirectoryW
GetTempPathW
CloseHandle
WaitForSingleObject
FormatMessageW
GetCurrentProcess
GetCurrentProcessId
GetExitCodeProcess
CreateProcessW
GetStartupInfoW
FreeLibrary
LoadLibraryExW
LocalFree
SetConsoleCtrlHandler
GetConsoleWindow
K32EnumProcessModules
K32GetModuleFileNameExW
CreateFileW
FindFirstFileExW
GetFinalPathNameByHandleW
MultiByteToWideChar
WideCharToMultiByte
HeapReAlloc
GetLastError
WriteConsoleW
SetEndOfFile
Sleep
EnterCriticalSection
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetModuleHandleW
RtlUnwindEx
SetLastError
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
EncodePointer
RaiseException
RtlPcToFileHeader
GetFileInformationByHandle
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
ReadFile
GetFullPathNameW
SetStdHandle
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
GetCommandLineA
HeapFree
GetConsoleMode
ReadConsoleW
SetFilePointerEx
GetConsoleOutputCP
GetFileSizeEx
HeapAlloc
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW
GetCurrentDirectoryW
FlushFileBuffers
SetEnvironmentVariableW
GetFileAttributesExW
GetStringTypeW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetProcessHeap
GetTimeZoneInformation
HeapSize
advapi32
ConvertSidToStringSidW
GetTokenInformation
OpenProcessToken
ConvertStringSecurityDescriptorToSecurityDescriptorW
Sections
.text Size: 169KB - Virtual size: 168KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 73KB - Virtual size: 72KB
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: 60KB - Virtual size: 59KB
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
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main.pyc
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Image Logger/Start.bat