2024-02-12_55d4f62841ae66c5a7236bd25ebc903c_ryuk

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General

Target

2024-02-12_55d4f62841ae66c5a7236bd25ebc903c_ryuk
Size

49.0MB
MD5

55d4f62841ae66c5a7236bd25ebc903c
SHA1

b1b5d7f2a9d795fc4c47320f6340150da5fb9f27
SHA256

59a4face91882ec4e1d610bee824773e92db6bf1e74158c22781ed0ce68767e1
SHA512

64d939e69b9a9ed960149dac925d088cff36414f09bbdd5d1f2e7b107ad4906e644d58863d9645996fcc04d13f707daf936890e370bcf26c46ca45ca81bc305b
SSDEEP

1572864:+wAKKyTggmzQDx8/BNTOZghRSW6yE4VuP8/oC:BAKKyhObSnyE5U/R

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-12_55d4f62841ae66c5a7236bd25ebc903c_ryuk

Files

2024-02-12_55d4f62841ae66c5a7236bd25ebc903c_ryuk
.exe windows:6 windows x64 arch:x64

968dec5023aafb6dda1f884bb389c080

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

shell32

SHFileOperationW
SHGetFolderPathW

imagehlp

MapAndLoad
UnMapAndLoad

kernel32

CloseHandle
CompareStringW
CreateDirectoryW
CreateFileW
CreateProcessW
DeleteCriticalSection
EncodePointer
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetExitCodeProcess
GetFileAttributesW
GetFileSizeEx
GetFileType
GetLastError
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetShortPathNameW
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
GetTempPathW
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
ReadFile
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCtrlHandler
SetEnvironmentVariableA
SetEnvironmentVariableW
SetFilePointer
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
WaitForSingleObject
WideCharToMultiByte
WriteConsoleW
WriteFile

Sections

.text
Size: 165KB - Virtual size: 165KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 45KB - Virtual size: 45KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 75KB

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

.00cfg
Size: 512B - Virtual size: 56B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 226KB - Virtual size: 225KB

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

968dec5023aafb6dda1f884bb389c080

Headers

DLL Characteristics

File Characteristics

Imports

shell32

imagehlp

kernel32

Sections

.text Size: 165KB - Virtual size: 165KB

.rdata Size: 45KB - Virtual size: 45KB

.data Size: 3KB - Virtual size: 75KB

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

.00cfg Size: 512B - Virtual size: 56B

.gxfg Size: 6KB - Virtual size: 5KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 226KB - Virtual size: 225KB

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

.text
Size: 165KB - Virtual size: 165KB

.rdata
Size: 45KB - Virtual size: 45KB

.data
Size: 3KB - Virtual size: 75KB

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

.00cfg
Size: 512B - Virtual size: 56B

.gxfg
Size: 6KB - Virtual size: 5KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 226KB - Virtual size: 225KB

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