2024-07-24_6dc55ab588d209c6d4e3fd2d52553973_ryuk

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General

Target

2024-07-24_6dc55ab588d209c6d4e3fd2d52553973_ryuk
Size

3.5MB
MD5

6dc55ab588d209c6d4e3fd2d52553973
SHA1

1816ef039b6d468ee5b6a3574b4ec87a483e8bf5
SHA256

fa835f001a615587135f51487697b961d3320d41096dd14d0ebab5d2d190723c
SHA512

ee906eaf1f4b78040d7671070d2ddc24b6d5a9c14c5cfdd26a8d76c21f41298a600e92e72ba660b81f9ba625d1202d3673938d2c5482e15a0291057adb6b6448
SSDEEP

98304:woOC5jBsFxYhFmOSmZYXdv0EH2hWvc++CioT:dO8cKh3YPTT

Score

3^/10

pyinstaller

Malware Config

Signatures

Detects Pyinstaller 1 IoCs

pyinstaller

resource	yara_rule
sample	pyinstaller

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-07-24_6dc55ab588d209c6d4e3fd2d52553973_ryuk

Files

2024-07-24_6dc55ab588d209c6d4e3fd2d52553973_ryuk
.exe windows:6 windows x64 arch:x64

73d6c1003ab5bc4faa16aeebf7c24919

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

PostMessageW
GetMessageW
MessageBoxW
MessageBoxA
SystemParametersInfoW
DestroyIcon
SetWindowLongPtrW
GetWindowLongPtrW
GetClientRect
InvalidateRect
ReleaseDC
GetDC
DrawTextW
GetDialogBaseUnits
EndDialog
DialogBoxIndirectParamW
MoveWindow
CreateWindowExW
SendMessageW

comctl32

ord380

kernel32

IsValidCodePage
GetFileAttributesExW
SetEnvironmentVariableW
GetOEMCP
GetCPInfo
GetModuleHandleW
MulDiv
GetLastError
FormatMessageW
GetModuleFileNameW
SetDllDirectoryW
CreateSymbolicLinkW
GetProcAddress
CreateDirectoryW
GetCommandLineW
GetEnvironmentVariableW
ExpandEnvironmentStringsW
GetEnvironmentStringsW
FindClose
FindFirstFileW
FindNextFileW
GetDriveTypeW
RemoveDirectoryW
GetTempPathW
CloseHandle
WaitForSingleObject
Sleep
GetCurrentProcess
GetExitCodeProcess
CreateProcessW
GetStartupInfoW
FreeLibrary
LoadLibraryExW
LocalFree
SetConsoleCtrlHandler
K32EnumProcessModules
K32GetModuleFileNameExW
CreateFileW
FindFirstFileExW
GetFinalPathNameByHandleW
MultiByteToWideChar
WideCharToMultiByte
FreeEnvironmentStringsW
GetProcessHeap
WriteConsoleW
GetTimeZoneInformation
HeapSize
HeapReAlloc
SetEndOfFile
DeleteFileW
TerminateProcess
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
RaiseException
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
RtlUnwindEx
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetCommandLineA
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
ReadFile
GetFullPathNameW
SetStdHandle
GetStringTypeW
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
GetACP
HeapFree
HeapAlloc
GetConsoleMode
ReadConsoleW
SetFilePointerEx
GetConsoleCP
CompareStringW
LCMapStringW
GetCurrentDirectoryW
FlushFileBuffers
SetEnvironmentVariableA

advapi32

GetTokenInformation
OpenProcessToken
ConvertStringSecurityDescriptorToSecurityDescriptorW
ConvertSidToStringSidW

gdi32

SelectObject
DeleteObject
CreateFontIndirectW

Sections

.text
Size: 141KB - Virtual size: 140KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 68KB - Virtual size: 68KB

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: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 48KB - Virtual size: 48KB

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
main.pyc

Sharing

General

Malware Config

Signatures

Files

73d6c1003ab5bc4faa16aeebf7c24919

Headers

DLL Characteristics

File Characteristics

Imports

user32

comctl32

kernel32

advapi32

gdi32

Sections

.text Size: 141KB - Virtual size: 140KB

.rdata Size: 68KB - Virtual size: 68KB

.data Size: 3KB - Virtual size: 28KB

.pdata Size: 8KB - Virtual size: 7KB

.rsrc Size: 48KB - Virtual size: 48KB

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

.text
Size: 141KB - Virtual size: 140KB

.rdata
Size: 68KB - Virtual size: 68KB

.data
Size: 3KB - Virtual size: 28KB

.pdata
Size: 8KB - Virtual size: 7KB

.rsrc
Size: 48KB - Virtual size: 48KB

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