2024-07-04_67f20fb05281c528c1be258cef9b7146_cobalt-strike_ryuk

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General

Target

2024-07-04_67f20fb05281c528c1be258cef9b7146_cobalt-strike_ryuk
Size

151KB
MD5

67f20fb05281c528c1be258cef9b7146
SHA1

314c3ea1390c432b8e8fc5713c3ca3195c430e2e
SHA256

c2ac1b6f5bb2495bc9a92939897ad18ee7542cf731040340153be5da8004fa01
SHA512

953a55dedc586712703a340e74dbbb4b3e42bed3ca240cd3f255b3b9fc17ef6c937d1692f8e310b80c4d2d64ec66140ecc53eb83ea7858ca08394484b4b78e7b
SSDEEP

3072:aTa/Kl6xGfvVpp24g6o1ymTEaB0Tr+kPDJ3/kXB39hCg:aTa/nc1jbg6ojgaGDyTV

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-07-04_67f20fb05281c528c1be258cef9b7146_cobalt-strike_ryuk

Files

2024-07-04_67f20fb05281c528c1be258cef9b7146_cobalt-strike_ryuk
.exe windows:5 windows x64 arch:x64

0b09ed5d0823f6b2677b2b390bd1f69b

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

AllocConsole
CloseHandle
CreateFileW
DeleteCriticalSection
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetConsoleScreenBufferInfo
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetFileType
GetLastError
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
GetUserDefaultLCID
HeapAlloc
HeapCreate
HeapDestroy
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSection
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCtrlHandler
SetConsoleTitleW
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
WideCharToMultiByte
WriteConsoleW
WriteFile

winmm

timeBeginPeriod

ole32

CoInitialize

comctl32

InitCommonControlsEx

user32

EnableWindow
EnumWindows
GetDC
GetForegroundWindow
GetWindowLongPtrW
GetWindowThreadProcessId
IsWindowEnabled
IsWindowVisible
MessageBoxW
ReleaseDC
SetWindowPos

gdi32

GetDeviceCaps

Sections

.text
Size: 85KB - Virtual size: 85KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 44KB - Virtual size: 43KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 5KB - Virtual size: 5KB

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: 4KB - Virtual size: 3KB

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

Sharing

General

Malware Config

Signatures

Files

0b09ed5d0823f6b2677b2b390bd1f69b

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

winmm

ole32

comctl32

user32

gdi32

Sections

.text Size: 85KB - Virtual size: 85KB

.rdata Size: 44KB - Virtual size: 43KB

.data Size: 3KB - Virtual size: 8KB

.pdata Size: 5KB - Virtual size: 5KB

.gxfg Size: 5KB - Virtual size: 5KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 4KB - Virtual size: 3KB

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

.text
Size: 85KB - Virtual size: 85KB

.rdata
Size: 44KB - Virtual size: 43KB

.data
Size: 3KB - Virtual size: 8KB

.pdata
Size: 5KB - Virtual size: 5KB

.gxfg
Size: 5KB - Virtual size: 5KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 4KB - Virtual size: 3KB

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