2024-02-19_11cc0b4593f15156a33a9338a043dbd3_ryuk

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General

Target

2024-02-19_11cc0b4593f15156a33a9338a043dbd3_ryuk
Size

293KB
MD5

11cc0b4593f15156a33a9338a043dbd3
SHA1

d0afb37a78434d0652f140443354734349311a8f
SHA256

1a9c6ba46add315f40884155b6d129921b0cc759e0758819e5f02b5a2ba9e572
SHA512

f756ec51e52462ec08d1e2208baf78d0b9acb1e512ee4888801bb9f109fd57cd0c695e0726caf0a00dd6e94e34eae8577367e49c637538bf4f74505816b1a905
SSDEEP

6144:qQTmwNwof6Rt9v/Hu0WLYThBgYDQxFtrvy6DC3ha6sQ52wbFcXDql8QtT:1T9Nwof6n5HpWyYYDQxFtrlTQ52wRUD2

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-19_11cc0b4593f15156a33a9338a043dbd3_ryuk

Files

2024-02-19_11cc0b4593f15156a33a9338a043dbd3_ryuk
.exe windows:6 windows x64 arch:x64

18170c857f506bc24396fb88cc6b2863

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

EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSection
GetProcessHeap
CreateFileA
CloseHandle
GetCommandLineA
TryEnterCriticalSection
GetModuleFileNameA
GetModuleHandleA
GetCurrentThreadId
GetCurrentProcessId
GetWindowsDirectoryA
ReadFile
CreateNamedPipeA
ExitProcess
VirtualAlloc
CreateMutexA
ReleaseMutex
TransactNamedPipe
QueryPerformanceCounter
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
RtlUnwindEx
GetLastError
SetLastError
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
GetStdHandle
WriteFile
GetModuleFileNameW
MultiByteToWideChar
WideCharToMultiByte
GetCurrentProcess
TerminateProcess
GetModuleHandleExW
GetACP
HeapFree
HeapAlloc
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
LCMapStringW
SetStdHandle
GetFileType
GetStringTypeW
HeapSize
HeapReAlloc
FlushFileBuffers
GetConsoleCP
GetConsoleMode
SetFilePointerEx
WriteConsoleW
CreateFileW
RaiseException

Sections

.text
Size: 75KB - Virtual size: 74KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 90KB - Virtual size: 89KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 120KB - Virtual size: 124KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 160B

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: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

18170c857f506bc24396fb88cc6b2863

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 75KB - Virtual size: 74KB

.rdata Size: 90KB - Virtual size: 89KB

.data Size: 120KB - Virtual size: 124KB

.pdata Size: 4KB - Virtual size: 3KB

.gfids Size: 512B - Virtual size: 160B

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

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

.text
Size: 75KB - Virtual size: 74KB

.rdata
Size: 90KB - Virtual size: 89KB

.data
Size: 120KB - Virtual size: 124KB

.pdata
Size: 4KB - Virtual size: 3KB

.gfids
Size: 512B - Virtual size: 160B

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

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