2024-03-08_2159a53385f6feb8dd6d36f71e7c3be0_ryuk

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General

Target

2024-03-08_2159a53385f6feb8dd6d36f71e7c3be0_ryuk
Size

149KB
MD5

2159a53385f6feb8dd6d36f71e7c3be0
SHA1

cb215add6a61221ec0875586b5021ccba61084d1
SHA256

cfa141f4c64a8883e7d9d7a19ad763e6250286b00e6bb3c08c65486e0f54fc07
SHA512

5bf5ff25e735c91a9c3318271fa7ef5a01dba130f196598f1a68e98884245bcd0d79b4d123958beed75b5dae1c053c085d08856504e792584e6fc5d1e8aa2992
SSDEEP

3072:hP9+obUJW1eKb0dDDIiVEuIrJB9vs3HPDdiN9mYHE/Gvf9:hP9sJW1XYdIiGNFkLdkZv

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-03-08_2159a53385f6feb8dd6d36f71e7c3be0_ryuk

Files

2024-03-08_2159a53385f6feb8dd6d36f71e7c3be0_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