2024-05-30_1dc22d4ae141c9dc837734b7a63cb09b_ryuk

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General

Target

2024-05-30_1dc22d4ae141c9dc837734b7a63cb09b_ryuk
Size

149KB
MD5

1dc22d4ae141c9dc837734b7a63cb09b
SHA1

3ee1c13816ba63d483a3c6098fe564e464b4f751
SHA256

ef05976eca882743022be6c78d7f8ec8753c8cd8a3d94bd9b1406fbfb4a7cbf1
SHA512

88b5b73d70c0d5f4ad595351646ebef15f7d14124c5bfb6d6bde4702922c7495047367225565229d78fb4d1ce4947e19c27c62425086536f0abdde0ecb49a654
SSDEEP

1536:fNWYLV0OVmEAzFYASPj2haSDeWd74sWb9dlYh3rURnWFBP7qnna0WnO2w:fNWk8Eo6ASPj2dy8cOdbx7qnna0WG

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-30_1dc22d4ae141c9dc837734b7a63cb09b_ryuk

Files

2024-05-30_1dc22d4ae141c9dc837734b7a63cb09b_ryuk
.exe windows:6 windows x64 arch:x64

fafa4a28b560c39ab0fffc511680e6be

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

PDB Paths

C:\buildslave\unity\build\build\WindowsStandaloneSupport\Variations\win64_nondevelopment_mono\WindowsPlayer_x64_Master_mono.pdb

Imports

unityplayer

UnityMain

kernel32

HeapAlloc
RaiseException
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
GetStdHandle
WriteFile
GetModuleFileNameW
MultiByteToWideChar
WideCharToMultiByte
GetCurrentProcess
ExitProcess
TerminateProcess
GetModuleHandleExW
GetACP
HeapFree
CloseHandle
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
LCMapStringW
SetStdHandle
GetFileType
GetStringTypeW
GetProcessHeap
HeapSize
HeapReAlloc
FlushFileBuffers
GetConsoleCP
GetConsoleMode
SetFilePointerEx
WriteConsoleW
CreateFileW

Exports

Exports

AmdPowerXpressRequestHighPerformance
NvOptimusEnablement

Sections

.text
Size: 38KB - Virtual size: 37KB

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: 2KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 160B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 68KB - Virtual size: 68KB

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

fafa4a28b560c39ab0fffc511680e6be

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

unityplayer

kernel32

Exports

Exports

Sections

.text Size: 38KB - Virtual size: 37KB

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

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

.pdata Size: 3KB - Virtual size: 2KB

.gfids Size: 512B - Virtual size: 160B

.rsrc Size: 68KB - Virtual size: 68KB

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

.text
Size: 38KB - Virtual size: 37KB

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

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

.pdata
Size: 3KB - Virtual size: 2KB

.gfids
Size: 512B - Virtual size: 160B

.rsrc
Size: 68KB - Virtual size: 68KB

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