2024-09-03_9d317e0ca6c221ee38b6d4634b957762_ryuk

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General

Target

2024-09-03_9d317e0ca6c221ee38b6d4634b957762_ryuk
Size

3.2MB
MD5

9d317e0ca6c221ee38b6d4634b957762
SHA1

5a442461ef10a8e111c4c0013ca81c379bf3df50
SHA256

8ccc202cabc7707c5b99363f17fcf68b548496564fdce47c06503402099d7588
SHA512

d70db4a8e7dbec86de979bd387e08dd7d8eae1ac2039d08c435d4fef33d44ac291a9a3dd50d0f7c89385bee5ea6ed0c3c8fe0f4e1dbe6832e26dea7133aea9e5
SSDEEP

49152:KvV8m+eMaPVAa1wNZ+1b13Z5IcOgwx44OZ6FKBetA9MZ9GbZPHoUZwsA8DPPGP4K:3mUcis1J3Z539ZZZNbZPoshoa/0R

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-09-03_9d317e0ca6c221ee38b6d4634b957762_ryuk

Files

2024-09-03_9d317e0ca6c221ee38b6d4634b957762_ryuk
.exe windows:4 windows x64 arch:x64

b02377887619d2caaf45398289aa9b02

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

ws2_32

WSAAddressToStringW
WSACleanup
WSAGetLastError
WSARecv
WSASend
WSASetLastError
WSASocketW
WSAStartup
WSAStringToAddressW
__WSAFDIsSet
accept
bind
closesocket
connect
freeaddrinfo
getaddrinfo
getsockname
getsockopt
htonl
inet_ntop
inet_pton
ioctlsocket
listen
ntohl
recv
select
send
setsockopt
shutdown

kernel32

AcquireSRWLockExclusive
AreFileApisANSI
AssignProcessToJobObject
CloseHandle
CloseThreadpoolWork
CompareStringW
CopyFileW
CreateDirectoryW
CreateEventW
CreateFileW
CreateHardLinkW
CreateIoCompletionPort
CreateJobObjectW
CreateMutexA
CreatePipe
CreateProcessA
CreateProcessW
CreateSymbolicLinkW
CreateThread
CreateThreadpoolWork
CreateWaitableTimerA
DecodePointer
DeleteCriticalSection
DeviceIoControl
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExitThread
FileTimeToSystemTime
FindClose
FindFirstFileExW
FindFirstFileW
FindNextFileW
FlushConsoleInputBuffer
FlushFileBuffers
FormatMessageA
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
FreeLibraryWhenCallbackReturns
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleCP
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetDriveTypeW
GetEnvironmentStringsW
GetFileAttributesExW
GetFileInformationByHandle
GetFileInformationByHandleEx
GetFileSizeEx
GetFileType
GetFullPathNameW
GetLastError
GetLocaleInfoEx
GetLocaleInfoW
GetModuleFileNameA
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetQueuedCompletionStatus
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemFirmwareTable
GetSystemTime
GetSystemTimeAsFileTime
GetTickCount
GetTimeZoneInformation
GetUserDefaultLCID
GlobalMemoryStatus
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitOnceBeginInitialize
InitOnceComplete
InitializeConditionVariable
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeSListHead
InitializeSRWLock
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
LCMapStringEx
LCMapStringW
LeaveCriticalSection
LoadLibraryA
LoadLibraryExW
LoadLibraryW
LocalFree
MultiByteToWideChar
PeekNamedPipe
PostQueuedCompletionStatus
QueryPerformanceCounter
QueryPerformanceFrequency
QueueUserAPC
RaiseException
ReadConsoleInputW
ReadConsoleW
ReadFile
ReleaseMutex
ReleaseSRWLockExclusive
ResetEvent
ResumeThread
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCP
SetConsoleCtrlHandler
SetConsoleMode
SetConsoleOutputCP
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFileInformationByHandle
SetFilePointerEx
SetInformationJobObject
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
SetWaitableTimer
Sleep
SleepConditionVariableSRW
SleepEx
SubmitThreadpoolWork
SystemTimeToFileTime
SystemTimeToTzSpecificLocalTime
TerminateProcess
TerminateThread
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
WaitForMultipleObjects
WaitForSingleObject
WaitForSingleObjectEx
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile

iphlpapi

GetAdaptersAddresses
GetBestRoute

advapi32

DeregisterEventSource
GetUserNameW
RegisterEventSourceW
ReportEventW

user32

GetProcessWindowStation
GetUserObjectInformationW
MessageBoxW

ole32

CoGetApartmentType
CoGetObjectContext

netapi32

NetApiBufferFree
NetWkstaGetInfo

Sections

.text
Size: 2.6MB - Virtual size: 2.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 522KB - Virtual size: 548KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 3KB - Virtual size: 2KB

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: 512B - Virtual size: 472B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 30KB - Virtual size: 30KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b02377887619d2caaf45398289aa9b02

Headers

DLL Characteristics

File Characteristics

Imports

ws2_32

kernel32

iphlpapi

advapi32

user32

ole32

netapi32

Sections

.text Size: 2.6MB - Virtual size: 2.6MB

.data Size: 522KB - Virtual size: 548KB

.tls Size: 3KB - Virtual size: 2KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 512B - Virtual size: 472B

.reloc Size: 30KB - Virtual size: 30KB

.text
Size: 2.6MB - Virtual size: 2.6MB

.data
Size: 522KB - Virtual size: 548KB

.tls
Size: 3KB - Virtual size: 2KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 512B - Virtual size: 472B

.reloc
Size: 30KB - Virtual size: 30KB