2024-09-27_6adf310104f57e616f6f9a1641ee05a1_cobalt-strike_ryuk

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General

Target

2024-09-27_6adf310104f57e616f6f9a1641ee05a1_cobalt-strike_ryuk
Size

1.9MB
MD5

6adf310104f57e616f6f9a1641ee05a1
SHA1

b0c1942741e569002a3505d3723fca260bb57fa3
SHA256

e5c2e7dea3853e1397ac12b713059d530ac7434d21f2344e29c5769b8c68a4a1
SHA512

645f83df3847db53ab633edb8d6c875bdffe27b4f87f3c32a7fae97ee944788259b9e1857248d503760f75b3300b8d41ad5490a5ddc075c4f8184fb20055bfaa
SSDEEP

24576:9MSgnOYvOq/0Kn1yjZZ1nt9mmK0GqoVa1RilYs+3Yel8Cq2JYPJClCohr9O:9MSEXGq/0KE9nDK05oVgs+pjYRcO

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-09-27_6adf310104f57e616f6f9a1641ee05a1_cobalt-strike_ryuk

Files

2024-09-27_6adf310104f57e616f6f9a1641ee05a1_cobalt-strike_ryuk
.exe windows:10 windows x64 arch:x64

3b2922d466f42f99627a77336616f6e4

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

c:\srv\slave\workdir\repos\opera\chromium\src\out\Release\opera_gx_splash.exe.pdb

Imports

mf

MFCreateAudioRendererActivate
MFCreateMediaSession
MFCreateTopology
MFCreateTopologyNode
MFCreateVideoRendererActivate
MFGetService

mfplat

MFCreateAsyncResult
MFCreateSourceResolver
MFInvokeCallback
MFPutWorkItem
MFShutdown
MFStartup

user32

CreateWindowExW
DefWindowProcW
DispatchMessageW
EnumDisplayMonitors
GetClientRect
GetDesktopWindow
GetMessageW
GetSystemMetrics
GetWindowLongPtrW
IsRectEmpty
LoadCursorW
MonitorFromPoint
PostMessageW
PostQuitMessage
PtInRect
RegisterClassExW
SetProcessDPIAware
SetWindowLongPtrW
SetWindowLongW
SetWindowPos
ShowWindow
TranslateMessage
UnregisterClassW
UpdateWindow

gdi32

CreateSolidBrush

oleaut32

VariantClear

kernel32

AcquireSRWLockExclusive
CloseHandle
CompareStringW
CreateEventW
CreateFileW
CreateMutexW
CreateThread
DecodePointer
DeleteCriticalSection
DuplicateHandle
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExitThread
FindClose
FindFirstFileExW
FindNextFileW
FindResourceW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableW
GetFileAttributesW
GetFileInformationByHandle
GetFileSizeEx
GetFileType
GetFullPathNameW
GetHandleInformation
GetLastError
GetLocalTime
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetProcAddress
GetProcessHeap
GetProcessMitigationPolicy
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTempPathW
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetWindowsDirectoryW
HeapAlloc
HeapDestroy
HeapFree
HeapReAlloc
HeapSize
InitOnceExecuteOnce
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LoadLibraryW
LoadResource
LocalFree
LockResource
MultiByteToWideChar
OpenEventW
OutputDebugStringA
OutputDebugStringW
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
RaiseException
ReadConsoleW
ReadFile
ReleaseMutex
ReleaseSRWLockExclusive
RtlCaptureContext
RtlCaptureStackBackTrace
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetLastError
SetStdHandle
SetThreadInformation
SetThreadPriority
SetUnhandledExceptionFilter
SizeofResource
Sleep
SleepConditionVariableSRW
SwitchToThread
TerminateProcess
TerminateThread
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WaitForSingleObject
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile
lstrlenA

ole32

CoTaskMemFree
PropVariantClear

shell32

CommandLineToArgvW
SHGetFolderPathW
SHGetKnownFolderPath

winmm

timeGetTime

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 833KB - Virtual size: 833KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 172KB - Virtual size: 171KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 58KB - Virtual size: 94KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 31KB - Virtual size: 30KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 156B

.tls
Size: 512B - Virtual size: 369B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 512B - Virtual size: 500B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 296KB - Virtual size: 295KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 572KB - Virtual size: 576KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

3b2922d466f42f99627a77336616f6e4

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

mf

mfplat

user32

gdi32

oleaut32

kernel32

ole32

shell32

winmm

Exports

Exports

Sections

.text Size: 833KB - Virtual size: 833KB

.rdata Size: 172KB - Virtual size: 171KB

.data Size: 58KB - Virtual size: 94KB

.pdata Size: 31KB - Virtual size: 30KB

.gxfg Size: 11KB - Virtual size: 10KB

.retplne Size: 512B - Virtual size: 156B

.tls Size: 512B - Virtual size: 369B

_RDATA Size: 512B - Virtual size: 500B

.rsrc Size: 296KB - Virtual size: 295KB

.reloc Size: 572KB - Virtual size: 576KB

.text
Size: 833KB - Virtual size: 833KB

.rdata
Size: 172KB - Virtual size: 171KB

.data
Size: 58KB - Virtual size: 94KB

.pdata
Size: 31KB - Virtual size: 30KB

.gxfg
Size: 11KB - Virtual size: 10KB

.retplne
Size: 512B - Virtual size: 156B

.tls
Size: 512B - Virtual size: 369B

_RDATA
Size: 512B - Virtual size: 500B

.rsrc
Size: 296KB - Virtual size: 295KB

.reloc
Size: 572KB - Virtual size: 576KB