2024-09-25_1fec7a6f45b9be6fd58eaef7262efd46_ryuk

Sharing

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General

Target

2024-09-25_1fec7a6f45b9be6fd58eaef7262efd46_ryuk
Size

1.7MB
MD5

1fec7a6f45b9be6fd58eaef7262efd46
SHA1

5fbbd043aedb7d3df5392cc53b08291c4a6cd057
SHA256

7098ff68b420dbfb0a5ea8395d1dce8f8d6ba3ca3149460019108a8a4b3b93ca
SHA512

18ea7e74b5b010e71ae1a75359ef958f315d59c9ae9200d7f710faa7a4c49c3ec06175e430b881fb49df2c4025a6699bd88717d8b81b17ab038ebe910b7de0c8
SSDEEP

24576:ngJ6fq3B7uOwqUAUbLMevZesQ4+nOXVG:goJOB9kAe9+OE

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-09-25_1fec7a6f45b9be6fd58eaef7262efd46_ryuk

Files

2024-09-25_1fec7a6f45b9be6fd58eaef7262efd46_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: 101KB

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: 101KB

.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: 101KB

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