2024-01-23_7875d71a621021572b18da2f262054b0_ryuk

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General

Target

2024-01-23_7875d71a621021572b18da2f262054b0_ryuk
Size

635KB
MD5

7875d71a621021572b18da2f262054b0
SHA1

8b3bc7b7607b95bf08f21d57a332a9c3c078ee74
SHA256

21ce9a1a8f8458f22e18157838ed0c94feab2fba97b7d8ffadefb70d306a60fb
SHA512

7d29de40dba575176737fe578f7d254bf39a79d4490edeb4d1356325041325dafb362e0d06ee242b4b8b22702ff629efa9d0e4f5d1dd72628e112354f96fd93e
SSDEEP

6144:/9fYunoPZIrZee5hMxDCzrShw6y2s7yQQXwLmbYu:2+oOEe57me+Yu

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-01-23_7875d71a621021572b18da2f262054b0_ryuk

Files

2024-01-23_7875d71a621021572b18da2f262054b0_ryuk
.exe windows:5 windows x64 arch:x64

30fc819c693eeaf8941de56adbfe3dab

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

unityplayer

UnityMain

kernel32

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

advapi32

SystemFunction036

Exports

Exports

AmdPowerXpressRequestHighPerformance
NvOptimusEnablement

Sections

.text
Size: 39KB - Virtual size: 39KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 7KB

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: 168B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 552KB - Virtual size: 552KB

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

30fc819c693eeaf8941de56adbfe3dab

Headers

DLL Characteristics

File Characteristics

Imports

unityplayer

kernel32

advapi32

Exports

Exports

Sections

.text Size: 39KB - Virtual size: 39KB

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

.data Size: 2KB - Virtual size: 7KB

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

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

.rsrc Size: 552KB - Virtual size: 552KB

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

.text
Size: 39KB - Virtual size: 39KB

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

.data
Size: 2KB - Virtual size: 7KB

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

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

.rsrc
Size: 552KB - Virtual size: 552KB

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