2024-01-11_a441388859deed147e15a90b42a434ed_ryuk

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General

Target

2024-01-11_a441388859deed147e15a90b42a434ed_ryuk
Size

1.7MB
MD5

a441388859deed147e15a90b42a434ed
SHA1

0fa0ec2b791a31786e2b58cfeaf81981765a398a
SHA256

b3705013d2b72c146b357f3c7f9be56d53c244410f9a215c8194547b9cbef550
SHA512

c8055616378536839ae601528087c95a66160b4a41765d4ecf91f442d576cd2652cc69ad5fdaa5abb735531666517ef1f377a033bedd97cd575e922b1ba6461b
SSDEEP

24576:WbntFaFSzQ8spJQlWbFCvlYr8knG7dO7E:WbtoGQ8spGlWb4CQp7dO

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-01-11_a441388859deed147e15a90b42a434ed_ryuk

Files

2024-01-11_a441388859deed147e15a90b42a434ed_ryuk
.exe windows:6 windows x64 arch:x64

732051bda584493b63e709dcaf022137

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

SetConsoleCtrlHandler
SetDefaultDllDirectories
WaitForSingleObject
Sleep
QueryPerformanceFrequency
CloseHandle
CreateThread
GetLocalTime
QueryPerformanceCounter
GetSystemDirectoryW
FreeLibrary
GetProcAddress
LoadLibraryA
VerSetConditionMask
CreateFileW
GetFileAttributesW
GetFullPathNameW
GetLastError
SetLastError
GetModuleFileNameA
GetModuleFileNameW
GetModuleHandleW
LoadLibraryExW
LocalAlloc
LocalFree
lstrcmpA
VerifyVersionInfoW
FileTimeToSystemTime
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
RtlPcToFileHeader
EncodePointer
RaiseException
RtlUnwindEx
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
HeapFree
HeapAlloc
CompareStringW
LCMapStringW
GetFileType
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetStringTypeW
GetProcessHeap
FlushFileBuffers
GetConsoleCP
GetConsoleMode
GetFileSizeEx
SetFilePointerEx
HeapSize
HeapReAlloc
ReadFile
ReadConsoleW
SetEndOfFile
WriteConsoleW

Sections

.text
Size: 119KB - Virtual size: 119KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 47KB - Virtual size: 47KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 7KB - Virtual size: 6KB

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: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

732051bda584493b63e709dcaf022137

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 119KB - Virtual size: 119KB

.rdata Size: 47KB - Virtual size: 47KB

.data Size: 3KB - Virtual size: 8KB

.pdata Size: 7KB - Virtual size: 6KB

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

.reloc Size: 1.5MB - Virtual size: 1.5MB

.text
Size: 119KB - Virtual size: 119KB

.rdata
Size: 47KB - Virtual size: 47KB

.data
Size: 3KB - Virtual size: 8KB

.pdata
Size: 7KB - Virtual size: 6KB

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

.reloc
Size: 1.5MB - Virtual size: 1.5MB