2024-03-16_86d406cd59cd0b6c4c7d9d73558c182f_ryuk

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General

Target

2024-03-16_86d406cd59cd0b6c4c7d9d73558c182f_ryuk
Size

2.7MB
MD5

86d406cd59cd0b6c4c7d9d73558c182f
SHA1

047031e9ec8162a01f858379ac55b7bd6a6a47ab
SHA256

0a3c3fed737e48c0c375d3e512b9b24b6ea91286796740d9e21967e34de90506
SHA512

0655d1a61ee8f03a1f013e39ba50f9a553433ca03a131ec5b4e79340ec1a6fb53a276ad1654700a1091ad282884088ab09db1b5fd63d8f391a5c9c5123dc0878
SSDEEP

49152:CiuC/fR4JYFxPVo4CnPm11Qgfoey4Dmg27RnWGj:fKJyPVkPiNf3y4D527BWG

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-03-16_86d406cd59cd0b6c4c7d9d73558c182f_ryuk

Files

2024-03-16_86d406cd59cd0b6c4c7d9d73558c182f_ryuk
.exe windows:5 windows x64 arch:x64

b8e3f704244e0aa1816ba7fa19d590eb

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

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
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
GetThreadId
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
ResetEvent
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
WaitForSingleObjectEx
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile
lstrlenA

ole32

CoRevokeInitializeSpy
CoTaskMemFree
CoUninitialize
PropVariantClear

shell32

CommandLineToArgvW
SHGetFolderPathW
SHGetKnownFolderPath

winmm

timeGetTime

api-ms-win-core-winrt-l1-1-0

RoInitialize
RoUninitialize

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 911KB - Virtual size: 910KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 167KB - Virtual size: 166KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 58KB - Virtual size: 125KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 33KB - Virtual size: 32KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 48B

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: 425B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 979KB - Virtual size: 979KB

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

b8e3f704244e0aa1816ba7fa19d590eb

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

mf

mfplat

user32

gdi32

kernel32

ole32

shell32

winmm

api-ms-win-core-winrt-l1-1-0

Exports

Exports

Sections

.text Size: 911KB - Virtual size: 910KB

.rdata Size: 167KB - Virtual size: 166KB

.data Size: 58KB - Virtual size: 125KB

.pdata Size: 33KB - Virtual size: 32KB

.00cfg Size: 512B - Virtual size: 48B

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

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

.tls Size: 512B - Virtual size: 425B

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 979KB - Virtual size: 979KB

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

.text
Size: 911KB - Virtual size: 910KB

.rdata
Size: 167KB - Virtual size: 166KB

.data
Size: 58KB - Virtual size: 125KB

.pdata
Size: 33KB - Virtual size: 32KB

.00cfg
Size: 512B - Virtual size: 48B

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

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

.tls
Size: 512B - Virtual size: 425B

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 979KB - Virtual size: 979KB

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