2024-02-12_41f65829ff949997e82cfa3a599cc46d_ryuk

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General

Target

2024-02-12_41f65829ff949997e82cfa3a599cc46d_ryuk
Size

27.5MB
MD5

41f65829ff949997e82cfa3a599cc46d
SHA1

95134bce8ce3ebc0c0150b123df59a4fcc9a73ac
SHA256

5a9cf3d1e635a0aac70f37493a0cc1f4d65660392e9b9dd4ff86f925db9f7b04
SHA512

1b70b57016a5c6b6ea8ec0c90aaf302d51cf01d2583001753fd14fc82c967b527b29751cd5aa45a55900bcb067b6fc56967f61e966a9aa6f5f799da559e368f9
SSDEEP

393216:5LCYJN961R9Yef0eO0GYzLZTV8pR6stV7M0Sm6OB3bEs3wP7719sAjLU8D2b:AoN9EfY0GytybXtVo0/6I3j3q1p88D

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-12_41f65829ff949997e82cfa3a599cc46d_ryuk

Files

2024-02-12_41f65829ff949997e82cfa3a599cc46d_ryuk
.exe windows:6 windows x64 arch:x64

b3223e81d9e8d97099a4e6a2eaa4cc71

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

shell32

SHFileOperationW
SHGetFolderPathW

kernel32

CloseHandle
CompareStringW
CreateDirectoryW
CreateFileW
CreateProcessW
DeleteCriticalSection
EncodePointer
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FindResourceA
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetExitCodeProcess
GetFileAttributesW
GetFileSizeEx
GetFileType
GetLastError
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
GetTempPathW
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
LoadResource
LockResource
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCtrlHandler
SetEnvironmentVariableA
SetEnvironmentVariableW
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
WaitForSingleObject
WideCharToMultiByte
WriteConsoleW
WriteFile

Sections

.text
Size: 167KB - Virtual size: 167KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 45KB - Virtual size: 45KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 75KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 56B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 27.3MB - Virtual size: 27.3MB

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

b3223e81d9e8d97099a4e6a2eaa4cc71

Headers

DLL Characteristics

File Characteristics

Imports

shell32

kernel32

Sections

.text Size: 167KB - Virtual size: 167KB

.rdata Size: 45KB - Virtual size: 45KB

.data Size: 3KB - Virtual size: 75KB

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

.00cfg Size: 512B - Virtual size: 56B

.gxfg Size: 6KB - Virtual size: 5KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 27.3MB - Virtual size: 27.3MB

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

.text
Size: 167KB - Virtual size: 167KB

.rdata
Size: 45KB - Virtual size: 45KB

.data
Size: 3KB - Virtual size: 75KB

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

.00cfg
Size: 512B - Virtual size: 56B

.gxfg
Size: 6KB - Virtual size: 5KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 27.3MB - Virtual size: 27.3MB

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