2024-02-03_f21dd6cbf185e768d13c85e808920f27_ryuk

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General

Target

2024-02-03_f21dd6cbf185e768d13c85e808920f27_ryuk
Size

139KB
MD5

f21dd6cbf185e768d13c85e808920f27
SHA1

be3532e6720e76f9ae68bf7df5744e2fd89b825a
SHA256

35a8d78dc1c381304b0bfcb4322c623565540aa3990791e16be93d664690e7cb
SHA512

731df53a0baa6d4071e767de9adba6bb554d8afe6fdb361a4dce42615cd4495cc67a0d3cff14ce289f7e536358fa5cb75a85d6b6e3f50fe3bcb70f291b72652c
SSDEEP

3072:kyTZXYw/VAJJhxN4noPgEu8iET8ymDHYSvLvblv:kG/UJh8GNZi5ym3D

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-03_f21dd6cbf185e768d13c85e808920f27_ryuk

Files

2024-02-03_f21dd6cbf185e768d13c85e808920f27_ryuk
.exe windows:5 windows x64 arch:x64

12ac607aef5995042dcaaa0ee9a575a6

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

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

Sections

.text
Size: 86KB - Virtual size: 86KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 41KB - Virtual size: 41KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

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: 168B

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

12ac607aef5995042dcaaa0ee9a575a6

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 86KB - Virtual size: 86KB

.rdata Size: 41KB - Virtual size: 41KB

.data Size: 3KB - Virtual size: 7KB

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

.gfids Size: 512B - Virtual size: 168B

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

.text
Size: 86KB - Virtual size: 86KB

.rdata
Size: 41KB - Virtual size: 41KB

.data
Size: 3KB - Virtual size: 7KB

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

.gfids
Size: 512B - Virtual size: 168B

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