2024-02-18_fcaedb67ad6faa66ec5df74250fc33c5_ryuk

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General

Target

2024-02-18_fcaedb67ad6faa66ec5df74250fc33c5_ryuk
Size

1.4MB
MD5

fcaedb67ad6faa66ec5df74250fc33c5
SHA1

336378038fd5e3b92bb1a566a288729957c0587a
SHA256

a7c0e7ecee1b5a0701d50d2b9a9b3b3cf986ae75471dbbf952829f3e53a45a0f
SHA512

4ad6e443777740fdfb5d46eb77476c939b0860a8879cf4e4631afa8e2901d9ef1710db12ee876b3308e162ccf3360339920f383d8140f4b06ec4a0687942dcc9
SSDEEP

6144:8kRifNJpFiK00vfeZQnUVflNzqrtvNAqJpUMldT:xCJz7qb8vZfL

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-18_fcaedb67ad6faa66ec5df74250fc33c5_ryuk

Files

2024-02-18_fcaedb67ad6faa66ec5df74250fc33c5_ryuk
.exe windows:5 windows x64 arch:x64

3f5d248512af55e8b68469814f1dd42a

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

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

advapi32

SystemFunction036

Sections

.text
Size: 130KB - Virtual size: 130KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1.1MB - Virtual size: 1.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 22KB - Virtual size: 26KB

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

.data1
Size: 26KB - Virtual size: 26KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.gfids
Size: 512B - Virtual size: 168B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 97KB - Virtual size: 96KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3f5d248512af55e8b68469814f1dd42a

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

Sections

.text Size: 130KB - Virtual size: 130KB

.rdata Size: 1.1MB - Virtual size: 1.1MB

.data Size: 22KB - Virtual size: 26KB

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

.data1 Size: 26KB - Virtual size: 26KB

.gfids Size: 512B - Virtual size: 168B

.reloc Size: 97KB - Virtual size: 96KB

.text
Size: 130KB - Virtual size: 130KB

.rdata
Size: 1.1MB - Virtual size: 1.1MB

.data
Size: 22KB - Virtual size: 26KB

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

.data1
Size: 26KB - Virtual size: 26KB

.gfids
Size: 512B - Virtual size: 168B

.reloc
Size: 97KB - Virtual size: 96KB