2024-02-13_dd999aa78b20a15d76a113db38f095c8_ryuk

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General

Target

2024-02-13_dd999aa78b20a15d76a113db38f095c8_ryuk
Size

2.6MB
MD5

dd999aa78b20a15d76a113db38f095c8
SHA1

af6587b0e8eb7697db29c3c7d682ecaf1882fec3
SHA256

9787e1d19631118e3a2ac3d6c4b8677fbe505f54119093797c7d74f285f5ff90
SHA512

0f8766e73c272cdd482d79c9a9f604ecdf6da6e117264fa42a18b97e7ffced7e896ba10b15605e3e69001b5899549d8a93083288a19a4860bd529f5fe9b0dc78
SSDEEP

24576:6qmW5Xp4fPF6mFtX0FoygkSoRc888OGJbyztmGr17uqsPjoUlRg:FmUZ4fs+R+Fgj9GlyztdrJocZ

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-13_dd999aa78b20a15d76a113db38f095c8_ryuk

Files

2024-02-13_dd999aa78b20a15d76a113db38f095c8_ryuk
.exe windows:6 windows x64 arch:x64

ac3f5ef3cb288738a516e95ac4769c5b

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
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlPcToFileHeader
EncodePointer
RaiseException
RtlUnwindEx
GetLastError
GetModuleFileNameW
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
ExitProcess
GetModuleHandleExW
CreateFileW
GetDriveTypeW
GetFileType
CloseHandle
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
ReadFile
DuplicateHandle
CreateProcessA
MultiByteToWideChar
WideCharToMultiByte
GetStdHandle
WriteFile
GetCommandLineW
GetACP
HeapFree
HeapAlloc
CompareStringW
LCMapStringW
GetStringTypeW
GetCurrentDirectoryW
GetFullPathNameW
SetStdHandle
GetConsoleMode
ReadConsoleW
SetFilePointerEx
GetConsoleCP
WaitForSingleObject
GetExitCodeProcess
GetFileAttributesExW
CreatePipe
FlushFileBuffers
HeapReAlloc
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
GetProcessHeap
FindClose
FindFirstFileExA
FindNextFileA
DeleteFileW
CreateDirectoryW
GetTimeZoneInformation
WriteConsoleW
HeapSize
SetEndOfFile
GetCommandLineA
GetModuleFileNameA

advapi32

SystemFunction036

Sections

.text
Size: 1.7MB - Virtual size: 1.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 758KB - Virtual size: 757KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 27KB - Virtual size: 59KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 122KB - Virtual size: 122KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 23KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ac3f5ef3cb288738a516e95ac4769c5b

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

Sections

.text Size: 1.7MB - Virtual size: 1.7MB

.rdata Size: 758KB - Virtual size: 757KB

.data Size: 27KB - Virtual size: 59KB

.pdata Size: 122KB - Virtual size: 122KB

.gfids Size: 512B - Virtual size: 244B

.rsrc Size: 512B - Virtual size: 480B

.reloc Size: 23KB - Virtual size: 22KB

.text
Size: 1.7MB - Virtual size: 1.7MB

.rdata
Size: 758KB - Virtual size: 757KB

.data
Size: 27KB - Virtual size: 59KB

.pdata
Size: 122KB - Virtual size: 122KB

.gfids
Size: 512B - Virtual size: 244B

.rsrc
Size: 512B - Virtual size: 480B

.reloc
Size: 23KB - Virtual size: 22KB