2024-05-10_32240faf0dacb327997a51c8d12984a4_ryuk

Sharing

Copy URL Twitter E-mail

General

Target

2024-05-10_32240faf0dacb327997a51c8d12984a4_ryuk
Size

4.0MB
MD5

32240faf0dacb327997a51c8d12984a4
SHA1

f602235425fcf5a56766662a5fa785d00ad07245
SHA256

c0ed9db2015943837374112f4be4088ec586bdc139ebeb6a55c5924de3fa7d63
SHA512

1e6a1f5eed583c675e2e614c1a73f2c26929530052223c190132d3116e8681fb5d06f3c1030c320c6328602d04b745ab558742d24543cf6ae74c6692ccf7b078
SSDEEP

49152:w+ImaVdUiVazZdNuQj9+9kECZ7tUlAPrdudcpo42JKsDxi3EjDox9ToCQx2:w+ImM99ki+0g2HDE3EjErToZ

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-10_32240faf0dacb327997a51c8d12984a4_ryuk

Files

2024-05-10_32240faf0dacb327997a51c8d12984a4_ryuk
.exe windows:6 windows x64 arch:x64

526ff36b148e24176b4614f0126e7019

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

D:\Work\Jenkins\workspace\AudioSyncDecoder_Windows_x86_64\AudioSync\bin-release\bin\AudioSync.pdb

Imports

winmm

timeBeginPeriod
timeEndPeriod
timeGetDevCaps
timeGetTime
waveInMessage
waveOutMessage

kernel32

AcquireSRWLockExclusive
AcquireSRWLockShared
AreFileApisANSI
CancelWaitableTimer
CloseHandle
CloseThreadpoolTimer
CloseThreadpoolWait
CloseThreadpoolWork
CompareStringEx
CompareStringW
CopyFileW
CreateDirectoryExW
CreateDirectoryW
CreateEventA
CreateEventExW
CreateEventW
CreateFileA
CreateFileW
CreateHardLinkW
CreateSemaphoreExW
CreateSymbolicLinkW
CreateThread
CreateThreadpoolTimer
CreateThreadpoolWait
CreateThreadpoolWork
CreateWaitableTimerA
CreateWaitableTimerW
DecodePointer
DeleteCriticalSection
DeleteFileW
DeviceIoControl
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExitThread
FileTimeToSystemTime
FindClose
FindFirstFileExW
FindFirstFileW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FlushProcessWriteBuffers
FormatMessageA
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
FreeLibraryWhenCallbackReturns
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentProcessorNumber
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDiskFreeSpaceExW
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableA
GetExitCodeThread
GetFileAttributesExW
GetFileAttributesW
GetFileInformationByHandle
GetFileInformationByHandleEx
GetFileSizeEx
GetFileType
GetFinalPathNameByHandleW
GetFullPathNameW
GetLastError
GetLocaleInfoEx
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetPriorityClass
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryA
GetSystemInfo
GetSystemTimeAsFileTime
GetTempPathW
GetTickCount
GetTickCount64
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetVersionExW
GlobalAlloc
GlobalFree
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitOnceExecuteOnce
InitializeConditionVariable
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeSListHead
InitializeSRWLock
InterlockedFlushSList
InterlockedPushEntrySList
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
LCMapStringEx
LCMapStringW
LeaveCriticalSection
LoadLibraryA
LoadLibraryExW
LoadLibraryW
LocalAlloc
LocalFree
MoveFileExA
MoveFileExW
MultiByteToWideChar
OutputDebugStringW
PeekNamedPipe
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
ReadConsoleW
ReadFile
ReleaseSRWLockExclusive
ReleaseSRWLockShared
ResetEvent
ResumeThread
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCtrlHandler
SetCurrentDirectoryW
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFileAttributesW
SetFileInformationByHandle
SetFilePointerEx
SetFileTime
SetHandleInformation
SetLastError
SetPriorityClass
SetStdHandle
SetThreadPriority
SetThreadpoolTimer
SetThreadpoolWait
SetUnhandledExceptionFilter
SetWaitableTimer
Sleep
SleepConditionVariableCS
SleepConditionVariableSRW
SleepEx
SubmitThreadpoolWork
SwitchToThread
SystemTimeToTzSpecificLocalTime
TerminateProcess
TerminateThread
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
TryAcquireSRWLockShared
UnhandledExceptionFilter
VerSetConditionMask
VerifyVersionInfoW
VirtualAlloc
VirtualFree
WaitForMultipleObjects
WaitForMultipleObjectsEx
WaitForSingleObject
WaitForSingleObjectEx
WaitForThreadpoolTimerCallbacks
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile

advapi32

CryptAcquireContextA
CryptCreateHash
CryptDestroyHash
CryptGetHashParam
CryptHashData
CryptReleaseContext
RegCloseKey
RegQueryValueExW
RegisterServiceCtrlHandlerA
SetServiceStatus
StartServiceCtrlDispatcherA

ws2_32

WSACleanup
WSACloseEvent
WSACreateEvent
WSAEnumNetworkEvents
WSAEventSelect
WSAGetLastError
WSAIoctl
WSAPoll
WSAResetEvent
WSASend
WSASetEvent
WSASetLastError
WSASocketW
WSAStartup
WSAWaitForMultipleEvents
__WSAFDIsSet
accept
bind
closesocket
connect
freeaddrinfo
getaddrinfo
getpeername
getsockname
getsockopt
htonl
htons
inet_ntop
inet_pton
ioctlsocket
listen
ntohs
recv
select
send
setsockopt
shutdown
socket

user32

GetDesktopWindow

crypt32

CertAddCertificateContextToStore
CertCloseStore
CertCreateCertificateChainEngine
CertEnumCertificatesInStore
CertFindCertificateInStore
CertFindExtension
CertFreeCertificateChain
CertFreeCertificateChainEngine
CertFreeCertificateContext
CertGetCertificateChain
CertGetNameStringA
CertOpenStore
CryptDecodeObjectEx
CryptQueryObject
CryptStringToBinaryA
PFXImportCertStore

ole32

CoInitialize
CoUninitialize

setupapi

SetupDiDestroyDeviceInfoList
SetupDiEnumDeviceInterfaces
SetupDiGetClassDevsW
SetupDiGetDeviceInterfaceAlias
SetupDiGetDeviceInterfaceDetailW
SetupDiGetDeviceRegistryPropertyW
SetupDiOpenDeviceInterfaceRegKey

bcrypt

BCryptGenRandom

Sections

.text
Size: 2.0MB - Virtual size: 2.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1.8MB - Virtual size: 1.8MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 22KB - Virtual size: 1.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 56B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gxfg
Size: 57KB - Virtual size: 57KB

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

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 37KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

526ff36b148e24176b4614f0126e7019

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

winmm

kernel32

advapi32

ws2_32

user32

crypt32

ole32

setupapi

bcrypt

Sections

.text Size: 2.0MB - Virtual size: 2.0MB

.rdata Size: 1.8MB - Virtual size: 1.8MB

.data Size: 22KB - Virtual size: 1.1MB

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

.00cfg Size: 512B - Virtual size: 56B

.gxfg Size: 57KB - Virtual size: 57KB

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

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 37KB - Virtual size: 36KB

.reloc Size: 7KB - Virtual size: 7KB

.text
Size: 2.0MB - Virtual size: 2.0MB

.rdata
Size: 1.8MB - Virtual size: 1.8MB

.data
Size: 22KB - Virtual size: 1.1MB

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

.00cfg
Size: 512B - Virtual size: 56B

.gxfg
Size: 57KB - Virtual size: 57KB

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

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 37KB - Virtual size: 36KB

.reloc
Size: 7KB - Virtual size: 7KB