2024-06-01_21dec220a641385dc058817112a52e03_ryuk

Sharing

Copy URL Twitter E-mail

General

Target

2024-06-01_21dec220a641385dc058817112a52e03_ryuk
Size

150KB
MD5

21dec220a641385dc058817112a52e03
SHA1

aba8b0f4954f8bbfb290a6ad37a890e02298e34d
SHA256

5a5e24301b2b9f3bcbc90b4c4117908b9dfefefc14c124e6c6944eee82cbb8b0
SHA512

276ecc07f3f68769348f221066077d4f29f9dc8ac2d6f3b53587c07196f628673ecd4d78c68272516f1dfa8535b5ca83a342de5f83403dda2c192eb4043d2b4c
SSDEEP

3072:SBqzu2vW21nZsZWBsTLYBE0GTLXrNfRanG4eb85FUrq+V:SALvW21ZscGAu/NpaxO

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-06-01_21dec220a641385dc058817112a52e03_ryuk

Files

2024-06-01_21dec220a641385dc058817112a52e03_ryuk
.exe windows:6 windows x64 arch:x64

c584470ba31461f6db26fd953229627b

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:\builds\moz2_slave\m-in-w64-000000000000000000000\build\src\obj-firefox\toolkit\mozapps\update\tests\TestAUSHelper.pdb

Imports

kernel32

WriteFile
GetDriveTypeW
GetProcAddress
FreeLibrary
SetLastError
GetLastError
MoveFileExW
GetModuleFileNameW
Sleep
CloseHandle
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
DeleteFileW
MoveFileW
HeapReAlloc
SetEndOfFile
GetCurrentProcess
HeapSize
WriteConsoleW
GetTimeZoneInformation
FindNextFileW
FindFirstFileExW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlUnwindEx
RaiseException
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
GetFullPathNameW
SetEnvironmentVariableA
SetEnvironmentVariableW
SetCurrentDirectoryW
GetCurrentDirectoryW
GetFileAttributesExW
GetFileInformationByHandle
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
ReadFile
ExitProcess
GetModuleHandleExW
MultiByteToWideChar
WideCharToMultiByte
GetStdHandle
GetCommandLineA
GetCommandLineW
GetACP
HeapFree
HeapAlloc
GetStringTypeW
CompareStringW
LCMapStringW
GetConsoleMode
ReadConsoleW
SetStdHandle
SetFilePointerEx
FlushFileBuffers
GetConsoleCP
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetProcessHeap
FindClose
CreateFileW

advapi32

SystemFunction036
QueryServiceStatusEx
OpenServiceW
OpenSCManagerA
CloseServiceHandle

wintrust

WinVerifyTrust

Sections

.text
Size: 94KB - Virtual size: 93KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 43KB - Virtual size: 43KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 172B

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

c584470ba31461f6db26fd953229627b

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

advapi32

wintrust

Sections

.text Size: 94KB - Virtual size: 93KB

.rdata Size: 43KB - Virtual size: 43KB

.data Size: 3KB - Virtual size: 9KB

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

.gfids Size: 512B - Virtual size: 172B

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

.text
Size: 94KB - Virtual size: 93KB

.rdata
Size: 43KB - Virtual size: 43KB

.data
Size: 3KB - Virtual size: 9KB

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

.gfids
Size: 512B - Virtual size: 172B

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