2024-03-12_5fbcd7da84710d3bd995a38785449768_ryuk

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General

Target

2024-03-12_5fbcd7da84710d3bd995a38785449768_ryuk
Size

149KB
MD5

5fbcd7da84710d3bd995a38785449768
SHA1

6f2527f80f39dbd5ca6cc5b1b0fb7cd72ca925bb
SHA256

ce927b66fde57a61d4fe31912dea0b1ec3b6c4f3bcffb6787d7caa526a050a95
SHA512

ef4a7bb7f6e0e28f5b231bf03bf0082e69f2c8b8c1cea525a42cb2ee8b9dcc9aa2dea25940c6dc7b98e20214f3e2982a2c6b34c38a023523b4fae25a15c70694
SSDEEP

3072:hPB+obUJW1eKb0dDDIiVEuIrJB9vs3HPDdiN9mYdE/Gvf9:hPBsJW1XYdIiGNFkLdiZv

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-03-12_5fbcd7da84710d3bd995a38785449768_ryuk

Files

2024-03-12_5fbcd7da84710d3bd995a38785449768_ryuk
.exe windows:6 windows x64 arch:x64

477c5cf68eb1de7bd2327c4e012692b7

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

HeapSize
HeapReAlloc
MoveFileW
DeleteFileW
Process32NextW
Process32FirstW
CreateToolhelp32Snapshot
WriteFile
GetDriveTypeW
GetProcAddress
FreeLibrary
GetCurrentProcess
SetLastError
GetLastError
MoveFileExW
GetModuleFileNameW
Sleep
CloseHandle
CreateFileW
WriteConsoleW
GetTimeZoneInformation
GetProcessHeap
FreeEnvironmentStringsW
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
SetEvent
ResetEvent
WaitForSingleObjectEx
CreateEventW
GetModuleHandleW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlUnwindEx
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
RaiseException
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
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
SetEndOfFile

advapi32

QueryServiceStatusEx
OpenServiceW
OpenSCManagerA
CloseServiceHandle

wintrust

WinVerifyTrust

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 42KB - Virtual size: 42KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 8KB

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

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.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

477c5cf68eb1de7bd2327c4e012692b7

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

advapi32

wintrust

Sections

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

.rdata Size: 42KB - Virtual size: 42KB

.data Size: 3KB - Virtual size: 8KB

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

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

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

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

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

.rdata
Size: 42KB - Virtual size: 42KB

.data
Size: 3KB - Virtual size: 8KB

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

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

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

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