2024-09-25_a17335aa2d85d0b2d8d68ce7b0a73f26_ryuk

Sharing

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General

Target

2024-09-25_a17335aa2d85d0b2d8d68ce7b0a73f26_ryuk
Size

1.7MB
MD5

a17335aa2d85d0b2d8d68ce7b0a73f26
SHA1

c44a067ab519c2bb2debf3854761e222f6824fd6
SHA256

ac298648c1544a6cb83b6c8feee1960562a7e6ef77fdbacf46937bba9deb717b
SHA512

e834bc321dc3386d4932369a1f55626f3552d6686190a27c7252bf63b9c7b4e2271f588f5b88b976625c41e4bc1e1e5ae92c6aa06534994277b012d7f1b2401c
SSDEEP

24576:8gJ6fT3B7uOEBUAUbLMevZesQ4+nOXVG:3oUOO9kAe9+OE

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-09-25_a17335aa2d85d0b2d8d68ce7b0a73f26_ryuk

Files

2024-09-25_a17335aa2d85d0b2d8d68ce7b0a73f26_ryuk
.exe windows:5 windows x64 arch:x64

77ec6d37a43e36549cc48aca1a21458f

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

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

advapi32

RegQueryValueExW
RegCloseKey
RegOpenKeyExW

Sections

.text
Size: 90KB - Virtual size: 89KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 68KB - Virtual size: 67KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 284B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 101KB - Virtual size: 100KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1.4MB - Virtual size: 1.4MB

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

77ec6d37a43e36549cc48aca1a21458f

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

Sections

.text Size: 90KB - Virtual size: 89KB

.rdata Size: 68KB - Virtual size: 67KB

.data Size: 3KB - Virtual size: 9KB

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

.gfids Size: 512B - Virtual size: 284B

.tls Size: 512B - Virtual size: 9B

.rsrc Size: 101KB - Virtual size: 100KB

.reloc Size: 1.4MB - Virtual size: 1.4MB

.text
Size: 90KB - Virtual size: 89KB

.rdata
Size: 68KB - Virtual size: 67KB

.data
Size: 3KB - Virtual size: 9KB

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

.gfids
Size: 512B - Virtual size: 284B

.tls
Size: 512B - Virtual size: 9B

.rsrc
Size: 101KB - Virtual size: 100KB

.reloc
Size: 1.4MB - Virtual size: 1.4MB