2024-09-07_86da68dc3409a5fc2b3e4c80347f9626_cobalt-strike_ryuk

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General

Target

2024-09-07_86da68dc3409a5fc2b3e4c80347f9626_cobalt-strike_ryuk
Size

1.9MB
MD5

86da68dc3409a5fc2b3e4c80347f9626
SHA1

29f99e0cf490f52a11f4cff2074fa31a49d86afa
SHA256

e0b128dc95cbc358b062bc36eed494c65f9cd75f2ee8fad1ce46febf390716d4
SHA512

63eb81707d8e2bb12f80ecc2ec42dce678fe99fa2de4ef5fa0c6e9bf8e27e7ffe402a9991bfdbe882bea8fd87517a07178eace3021ff1eeeed1b69641791bd02
SSDEEP

24576:gbIsLMQRlyl8bIsLMQRl/HF8z3j5D7JaT+KVvrSrtUx:gO4NO4/HF+3j5D78OBU

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-09-07_86da68dc3409a5fc2b3e4c80347f9626_cobalt-strike_ryuk

Files

2024-09-07_86da68dc3409a5fc2b3e4c80347f9626_cobalt-strike_ryuk
.exe windows:6 windows x64 arch:x64

abba7d980ad18ffc858166a72b7bc8ad

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

PDB Paths

cookie_exporter.exe.pdb

Imports

kernel32

CloseHandle
CreateFileW
DeleteCriticalSection
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetFileType
GetLastError
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
RtlCaptureContext
RtlLookupFunctionEntry
RtlUnwindEx
RtlVirtualUnwind
SetErrorMode
SetFilePointerEx
SetLastError
SetStdHandle
SetThreadErrorMode
SetUnhandledExceptionFilter
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
WideCharToMultiByte
WriteConsoleW
WriteFile

Sections

.text
Size: 41KB - Virtual size: 41KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 34KB - Virtual size: 34KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 40B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 252B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 3KB - 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

Sharing

General

Malware Config

Signatures

Files

abba7d980ad18ffc858166a72b7bc8ad

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

Sections

.text Size: 41KB - Virtual size: 41KB

.rdata Size: 34KB - Virtual size: 34KB

.data Size: 2KB - Virtual size: 7KB

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

.00cfg Size: 512B - Virtual size: 40B

_RDATA Size: 512B - Virtual size: 252B

.rsrc Size: 3KB - Virtual size: 2KB

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

.text
Size: 41KB - Virtual size: 41KB

.rdata
Size: 34KB - Virtual size: 34KB

.data
Size: 2KB - Virtual size: 7KB

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

.00cfg
Size: 512B - Virtual size: 40B

_RDATA
Size: 512B - Virtual size: 252B

.rsrc
Size: 3KB - Virtual size: 2KB

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