2024-04-25_22527af9403af6d2cae89d7f066057bb_ryuk

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General

Target

2024-04-25_22527af9403af6d2cae89d7f066057bb_ryuk
Size

115KB
MD5

22527af9403af6d2cae89d7f066057bb
SHA1

45db7cbc3a31dda3aa5dc4f9e3b2f57d27c64459
SHA256

15149b0fa15fe27b6cafc0088080b67ad2125eeafb29d0fe0dc9f819d694c1c3
SHA512

71a080cc9821482d09898776d1f515763434306dbe67a04d1db5e4209e49af1778a16be123fbf2986dc1a22ce2de897dd71903f287b55cd73891dd6c637596f6
SSDEEP

3072:LGbabld/rR5m334fRXvpunxklQHQAxcVJ0fs:LGba7/rHVfJvpluw

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

Processes:

resource
2024-04-25_22527af9403af6d2cae89d7f066057bb_ryuk

Files

2024-04-25_22527af9403af6d2cae89d7f066057bb_ryuk
.exe windows:6 windows x64 arch:x64

6d0855e18637a8f170b3905729b935b4

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

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

Sections

.text
Size: 65KB - Virtual size: 64KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 37KB - Virtual size: 37KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 160B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

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

6d0855e18637a8f170b3905729b935b4

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 65KB - Virtual size: 64KB

.rdata Size: 37KB - Virtual size: 37KB

.data Size: 4KB - Virtual size: 8KB

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

.gfids Size: 512B - Virtual size: 160B

.rsrc Size: 512B - Virtual size: 480B

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

.text
Size: 65KB - Virtual size: 64KB

.rdata
Size: 37KB - Virtual size: 37KB

.data
Size: 4KB - Virtual size: 8KB

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

.gfids
Size: 512B - Virtual size: 160B

.rsrc
Size: 512B - Virtual size: 480B

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