2024-01-09_8311e3fb92a2263d32159e8e3c05b62a_ryuk

Sharing

Copy URL Twitter E-mail

General

Target

2024-01-09_8311e3fb92a2263d32159e8e3c05b62a_ryuk
Size

126KB
MD5

8311e3fb92a2263d32159e8e3c05b62a
SHA1

5b1c855d201769979658b2c5f86988278a56fde3
SHA256

5edcdaa53487914873ac6436d390060a0c18562577e2b27540e07c6b875950f2
SHA512

cb3d237a542009f768046edd9cf813bb84989ad593917ffb5aac3997f741df7436bbfddec02d026d776062a5c74ffe7082799ad3d6f62c1bf36d829c15a1b935
SSDEEP

3072:dHT1K5wyLofiOQuCTMGqkqETa82Ck7H8K1bLvT:R1K6yLof7sTcB82rz

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-01-09_8311e3fb92a2263d32159e8e3c05b62a_ryuk

Files

2024-01-09_8311e3fb92a2263d32159e8e3c05b62a_ryuk
.exe windows:6 windows x64 arch:x64

5ca51f576f4e21ff8b443df665d082ab

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
GetConsoleMode
GetNumberOfConsoleInputEvents
PeekConsoleInputA
ReadConsoleInputA
SetConsoleMode
WriteFile
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
GetCurrentProcess
ExitProcess
TerminateProcess
GetModuleHandleExW
GetCommandLineA
GetACP
HeapFree
HeapAlloc
CompareStringW
LCMapStringW
GetFileType
SetStdHandle
GetConsoleCP
CloseHandle
WaitForSingleObject
GetExitCodeProcess
CreateProcessW
GetFileAttributesExW
CreateFileW
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
SetEnvironmentVariableW
GetStringTypeW
GetProcessHeap
FlushFileBuffers
SetFilePointerEx
HeapSize
HeapReAlloc
RaiseException

Sections

.text
Size: 75KB - Virtual size: 74KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 40KB - Virtual size: 40KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 164B

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

5ca51f576f4e21ff8b443df665d082ab

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 75KB - Virtual size: 74KB

.rdata Size: 40KB - Virtual size: 40KB

.data Size: 2KB - Virtual size: 6KB

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

.gfids Size: 512B - Virtual size: 164B

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

.text
Size: 75KB - Virtual size: 74KB

.rdata
Size: 40KB - Virtual size: 40KB

.data
Size: 2KB - Virtual size: 6KB

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

.gfids
Size: 512B - Virtual size: 164B

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