2024-02-03_ff9312d6f6dbec40190323149ec35e2d_ryuk

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General

Target

2024-02-03_ff9312d6f6dbec40190323149ec35e2d_ryuk
Size

139KB
MD5

ff9312d6f6dbec40190323149ec35e2d
SHA1

580aad2d8fec1f434edfe8022a0b270c3eafa198
SHA256

156eb8783f7284cd20d4a82bc10079230b13d55d7988a4ba701c255a16556818
SHA512

33ebdbfe7fb74f192afc1cb53b5e15ce28461d5e654e60f89fab310a460dce8d484809cfeaae15b8be967f961e4e580471f9e86f7778e3936db4a9ce899dd51c
SSDEEP

3072:XyTZXYw/VAJJhxN4noPgEu8iET8ymDHYSCLvblv:XG/UJh8GNZi5ymID

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-03_ff9312d6f6dbec40190323149ec35e2d_ryuk

Files

2024-02-03_ff9312d6f6dbec40190323149ec35e2d_ryuk
.exe windows:5 windows x64 arch:x64

12ac607aef5995042dcaaa0ee9a575a6

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

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

Sections

.text
Size: 86KB - Virtual size: 86KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 41KB - Virtual size: 41KB

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: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 168B

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

12ac607aef5995042dcaaa0ee9a575a6

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 86KB - Virtual size: 86KB

.rdata Size: 41KB - Virtual size: 41KB

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

.pdata Size: 5KB - Virtual size: 4KB

.gfids Size: 512B - Virtual size: 168B

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

.text
Size: 86KB - Virtual size: 86KB

.rdata
Size: 41KB - Virtual size: 41KB

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

.pdata
Size: 5KB - Virtual size: 4KB

.gfids
Size: 512B - Virtual size: 168B

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