2024-01-18_a6f0c73d4c4da5f14e5de551f0ca67a4_ryuk

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General

Target

2024-01-18_a6f0c73d4c4da5f14e5de551f0ca67a4_ryuk
Size

538KB
MD5

a6f0c73d4c4da5f14e5de551f0ca67a4
SHA1

ef93e2715e6347ebbb32e3980305270eda74b3cd
SHA256

b9f096ed330abccf84558a74ae39d4bfe0412d0ed150f75d6a89989b4eadb849
SHA512

0e62ce7dd0a5824dce7c3273d6176db44f161cf3214eb0646a94192cd5dba6b53d26c2d5abf74c6d16bff0a33f3979f3f7067a15d5cdf3de0d1cfff2914fa510
SSDEEP

6144:pQgeOuHGaIXXSzaa+xBXR6Y14oj1GT4cJpzy9HpXvYqLvu:WdwXSzaa+xBXR6pH7JZyrYAv

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-01-18_a6f0c73d4c4da5f14e5de551f0ca67a4_ryuk

Files

2024-01-18_a6f0c73d4c4da5f14e5de551f0ca67a4_ryuk
.exe windows:6 windows x64 arch:x64

889a64b5af46e833e61ae3a5f0439bbc

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

SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
UnhandledExceptionFilter
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
GetModuleFileNameA
GetCurrentThreadId
GetModuleFileNameW
RtlUnwindEx
InterlockedPushEntrySList
InterlockedFlushSList
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
ExitProcess
GetModuleHandleExW
GetStdHandle
WriteFile
MultiByteToWideChar
WideCharToMultiByte
GetCommandLineA
GetCommandLineW
GetACP
HeapFree
HeapAlloc
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
CloseHandle
GetCurrentThread
WaitForSingleObject
GetExitCodeProcess
CreateProcessA
CreateProcessW
GetFileAttributesExW
OutputDebugStringA
OutputDebugStringW
WaitForSingleObjectEx
CreateThread
FindClose
FindFirstFileExA
FindFirstFileExW
FindNextFileA
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
SetEnvironmentVariableW
SetStdHandle
GetStringTypeW
GetProcessHeap
SetConsoleCtrlHandler
FlushFileBuffers
GetConsoleCP
GetConsoleMode
CreateFileW
HeapSize
HeapReAlloc
SetFilePointerEx
WriteConsoleW
SetEndOfFile
ReadFile
ReadConsoleW
RaiseException
GetLastError

advapi32

SystemFunction036
RegGetValueA
RegDeleteTreeA
RegSetKeyValueA
RegSetValueA

Sections

.text
Size: 418KB - Virtual size: 417KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 80KB - Virtual size: 80KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 7KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 19KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 1024B - Virtual size: 987B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 283B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

889a64b5af46e833e61ae3a5f0439bbc

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

Sections

.text Size: 418KB - Virtual size: 417KB

.rdata Size: 80KB - Virtual size: 80KB

.data Size: 7KB - Virtual size: 15KB

.pdata Size: 19KB - Virtual size: 19KB

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

.gfids Size: 1024B - Virtual size: 987B

.00cfg Size: 512B - Virtual size: 283B

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 4KB - Virtual size: 3KB

.text
Size: 418KB - Virtual size: 417KB

.rdata
Size: 80KB - Virtual size: 80KB

.data
Size: 7KB - Virtual size: 15KB

.pdata
Size: 19KB - Virtual size: 19KB

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

.gfids
Size: 1024B - Virtual size: 987B

.00cfg
Size: 512B - Virtual size: 283B

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 4KB - Virtual size: 3KB