2024-03-12_53a259ea62379c2bf0ab14641dd408db_ryuk

Sharing

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General

Target

2024-03-12_53a259ea62379c2bf0ab14641dd408db_ryuk
Size

91KB
MD5

53a259ea62379c2bf0ab14641dd408db
SHA1

57ed829788f7afb3589da8a462ed092d99bfa0f4
SHA256

ed52bcf9a088f025f9f84a9f0b456bc8c5b56cdeba78152e5f1a864e438b692a
SHA512

8c3b9c82eb65a4cf3c2a0460dfd893d87f8d01b702818b4c38defd45fdabbec51072fe3c9d448a706594687dcef477450a9fa30c90809dcec50279d8eb606485
SSDEEP

1536:lSNh9w2YWsXrELnRtD8t81b1aJMt3WmoWaWbsWddc9dld/1m6:8Nh9t1LRtDm811aJMt3rXaW9UL/1m6

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-03-12_53a259ea62379c2bf0ab14641dd408db_ryuk

Files

2024-03-12_53a259ea62379c2bf0ab14641dd408db_ryuk
.exe windows:6 windows x64 arch:x64

69402143b27102c09a810ac9fdf0fa33

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

PDB Paths

C:\src\bld\vc15\gwxkill\x64\Release\gwkill.pdb

Imports

kernel32

RaiseException
CreateFileW
WriteConsoleW
SetFilePointerEx
GetConsoleMode
GetConsoleCP
FlushFileBuffers
HeapReAlloc
HeapSize
GetProcessHeap
GetStringTypeW
GetFileType
SetStdHandle
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
GetLastError
GetModuleFileNameW
RtlUnwindEx
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
GetStdHandle
WriteFile
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
GetACP
HeapFree
HeapAlloc
CloseHandle
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
CompareStringW
LCMapStringW
GetConsoleWindow

ntdll

NtTerminateProcess
NtWaitForSingleObject
DbgPrint
RtlInitAnsiString
NtClose
NtDelayExecution
LdrLoadDll
RtlInitUnicodeString
NtOpenProcess
LdrUnloadDll
NtCreateThreadEx
NtQuerySystemInformation
RtlExitUserProcess
LdrGetProcedureAddress

advapi32

SystemFunction036

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 35KB - Virtual size: 35KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 776B

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

69402143b27102c09a810ac9fdf0fa33

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

ntdll

advapi32

Sections

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

.rdata Size: 35KB - Virtual size: 35KB

.data Size: 2KB - Virtual size: 6KB

.pdata Size: 3KB - Virtual size: 3KB

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

.rsrc Size: 1024B - Virtual size: 776B

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

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

.rdata
Size: 35KB - Virtual size: 35KB

.data
Size: 2KB - Virtual size: 6KB

.pdata
Size: 3KB - Virtual size: 3KB

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

.rsrc
Size: 1024B - Virtual size: 776B

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