2024-05-14_1682dd37e6f887bd74abfa304a0fc576_ryuk

Sharing

Copy URL

Twitter E-mail

General

Target

2024-05-14_1682dd37e6f887bd74abfa304a0fc576_ryuk
Size

802KB
MD5

1682dd37e6f887bd74abfa304a0fc576
SHA1

a7158bc39a2832651b5bba1ec183672cd707967b
SHA256

5f793d1a586fc0e72a698c11f25eb0ab269db1fe296d985242ad97afa203adc0
SHA512

77f83ea885014fe0f7650321a2b6ec6a1b625d0bca78200f9d745326c23481ad1c27b2b5aee67368bfa5abffa9160780a40592a9e91458c9259d1a15b84a4de4
SSDEEP

24576:T58WQuv6f5sqjnhMgeiCl7G0nehbGZpbD:FI9Dmg27RnWGj

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-14_1682dd37e6f887bd74abfa304a0fc576_ryuk

Files

2024-05-14_1682dd37e6f887bd74abfa304a0fc576_ryuk
.exe windows:6 windows x64 arch:x64

f8e0f6553f3339ba116d625a310eda0b

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

E:\release\2020.x\driver\bin\Components\Release-x64\PortHelperWow64.pdb

Imports

kernel32

FreeLibrary
GetVersionExW
LCMapStringW
GetACP
MultiByteToWideChar
WideCharToMultiByte
GetProcAddress
HeapSize
WriteConsoleW
ReadConsoleW
SetStdHandle
LoadLibraryW
GetLastError
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetOEMCP
IsValidCodePage
FindNextFileW
FindFirstFileExW
GetStringTypeW
EncodePointer
DecodePointer
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetModuleHandleW
CompareStringW
GetLocaleInfoW
GetCPInfo
CloseHandle
SetEvent
ResetEvent
WaitForSingleObjectEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
InitializeSListHead
RtlPcToFileHeader
RaiseException
RtlUnwindEx
LoadLibraryExW
HeapAlloc
HeapFree
HeapReAlloc
ExitProcess
GetModuleHandleExW
GetModuleFileNameW
GetStdHandle
WriteFile
GetCommandLineA
GetCommandLineW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
FlushFileBuffers
GetConsoleCP
GetConsoleMode
ReadFile
SetFilePointerEx
GetProcessHeap
FindClose
CreateFileW

user32

PostMessageW

winspool.drv

AddPortW
ConfigurePortW

advapi32

RegQueryValueExW
RegCloseKey

setupapi

SetupDiCallClassInstaller
CM_Get_Device_IDW
CM_Get_DevNode_Status
SetupDiDestroyDeviceInfoList
SetupDiRemoveDevice
SetupDiEnumDeviceInfo
SetupDiGetClassDevsW
SetupDiOpenDevRegKey
SetupDiGetDeviceInstanceIdW

Sections

.text
Size: 132KB - Virtual size: 132KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 84KB - Virtual size: 83KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 1024B - Virtual size: 708B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 568KB - Virtual size: 572KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

f8e0f6553f3339ba116d625a310eda0b

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

winspool.drv

advapi32

setupapi

Sections

.text Size: 132KB - Virtual size: 132KB

.rdata Size: 84KB - Virtual size: 83KB

.data Size: 4KB - Virtual size: 10KB

.pdata Size: 8KB - Virtual size: 7KB

.gfids Size: 1024B - Virtual size: 708B

.tls Size: 512B - Virtual size: 9B

.rsrc Size: 2KB - Virtual size: 2KB

.reloc Size: 568KB - Virtual size: 572KB

.text
Size: 132KB - Virtual size: 132KB

.rdata
Size: 84KB - Virtual size: 83KB

.data
Size: 4KB - Virtual size: 10KB

.pdata
Size: 8KB - Virtual size: 7KB

.gfids
Size: 1024B - Virtual size: 708B

.tls
Size: 512B - Virtual size: 9B

.rsrc
Size: 2KB - Virtual size: 2KB

.reloc
Size: 568KB - Virtual size: 572KB