2024-09-25_46d329bdd2c8675d019a6c8fb68fcb18_ryuk

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General

Target

2024-09-25_46d329bdd2c8675d019a6c8fb68fcb18_ryuk
Size

494KB
MD5

46d329bdd2c8675d019a6c8fb68fcb18
SHA1

4aee5faed0275c8687dedfe4798a6a68c309bb1f
SHA256

b9f15ca3b2c51756c00fb1805cf1ee8f962fb609a223c4e2bc3e626c75b104bc
SHA512

7e20f83ca242de3553b8d032f099f0456dde098854792933dfdad73e61964425d19f26e131e281d064d26aaf44c536e71ece9eb5e8f9c3e36d0ce17393e855c1
SSDEEP

6144:Q8X6evfz+0WNfFr25up3alAGt3wM1iFmGydisfw3XBNBmIRZPTxL29:QsX+0W250alAE0FmGycLRTRf

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-09-25_46d329bdd2c8675d019a6c8fb68fcb18_ryuk

Files

2024-09-25_46d329bdd2c8675d019a6c8fb68fcb18_ryuk
.exe windows:6 windows x64 arch:x64

69e8f9845adcedf40485450d6780ba0a

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

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

Sections

.text
Size: 54KB - Virtual size: 53KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 34KB - Virtual size: 33KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

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

.00cfg
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bsss
Size: 393KB - Virtual size: 392KB

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

.rsrc
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

69e8f9845adcedf40485450d6780ba0a

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 54KB - Virtual size: 53KB

.rdata Size: 34KB - Virtual size: 33KB

.data Size: 3KB - Virtual size: 7KB

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

.00cfg Size: 512B - Virtual size: 16B

.bsss Size: 393KB - Virtual size: 392KB

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

.rsrc Size: 2KB - Virtual size: 2KB

.text
Size: 54KB - Virtual size: 53KB

.rdata
Size: 34KB - Virtual size: 33KB

.data
Size: 3KB - Virtual size: 7KB

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

.00cfg
Size: 512B - Virtual size: 16B

.bsss
Size: 393KB - Virtual size: 392KB

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

.rsrc
Size: 2KB - Virtual size: 2KB