2024-01-28_e2930a242c63f29598f3d8f5bb1f28ba_ryuk

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General

Target

2024-01-28_e2930a242c63f29598f3d8f5bb1f28ba_ryuk
Size

147KB
MD5

e2930a242c63f29598f3d8f5bb1f28ba
SHA1

2eff845e045d2a5831769878d1a53fec28011fef
SHA256

9569d3d22bf78e87969db0d13f5c913abbd307031335c3b9c7979bb63918a946
SHA512

82ef333d159c0304d458033c230d07666448201017fd980e379961bd3d57b91c5424cbaffdece5374e7d009ae67bdcc94543f29cfb6951b3a0dad17f59efad2e
SSDEEP

3072:xyYjUGVhurwieKUipP3bd3GLeka1l1AMeqnH8b1aFCjdTnWt:F3VmwVZMP3bVe8LA6nlox

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-01-28_e2930a242c63f29598f3d8f5bb1f28ba_ryuk

Files

2024-01-28_e2930a242c63f29598f3d8f5bb1f28ba_ryuk
.exe windows:5 windows x64 arch:x64

da079539c3ab5e089a4b484094db1af3

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

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

Sections

.text
Size: 94KB - Virtual size: 93KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 40KB - Virtual size: 39KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 14KB

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: 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

da079539c3ab5e089a4b484094db1af3

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 94KB - Virtual size: 93KB

.rdata Size: 40KB - Virtual size: 39KB

.data Size: 5KB - Virtual size: 14KB

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

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

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

.text
Size: 94KB - Virtual size: 93KB

.rdata
Size: 40KB - Virtual size: 39KB

.data
Size: 5KB - Virtual size: 14KB

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

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

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