C:\Users\yaneen\Dropbox\project2\YaneuraOu2016Engine\YaneuraOu.pdb
Static task
static1
Behavioral task
behavioral1
Sample
2024-04-18_50b7ccaee5a076f3830ce0dd771ce93d_ryuk.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-18_50b7ccaee5a076f3830ce0dd771ce93d_ryuk.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-18_50b7ccaee5a076f3830ce0dd771ce93d_ryuk
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Size
652KB
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MD5
50b7ccaee5a076f3830ce0dd771ce93d
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SHA1
5b7e191288a50736fe9b00c509b91e889a438af8
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SHA256
8f2923b7eea573a21a17a3c7e80d02e653855e94d40d0324a6fc14779a3e2c65
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SHA512
5aba295ae2ed9aca40d865e5845f273fdbc4060f5b94410a63fcaea07cad0db92ffa6a95723bf3e8ed7197033082087e015d59f0efdfa537fb173e6ca9e93a0b
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SSDEEP
12288:NshUZ7jmUTckakZ789YP6qv0XdhPU9y0fbFS4o1WY:Ns67NTckakZ78906qodG9y0fbc4QW
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-18_50b7ccaee5a076f3830ce0dd771ce93d_ryuk
Files
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2024-04-18_50b7ccaee5a076f3830ce0dd771ce93d_ryuk.exe windows:6 windows x64 arch:x64
67d62918f3be335e68384be73d71506b
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
Imports
kernel32
ReadFile
SetHandleInformation
WriteFile
TerminateProcess
CreatePipe
PeekNamedPipe
WaitForSingleObject
CloseHandle
CreateProcessW
WideCharToMultiByte
QueryPerformanceCounter
QueryPerformanceFrequency
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
DeleteCriticalSection
GetCurrentThreadId
DuplicateHandle
WaitForSingleObjectEx
Sleep
GetCurrentProcess
GetCurrentThread
GetExitCodeThread
EncodePointer
DecodePointer
MultiByteToWideChar
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetTickCount
GetModuleHandleW
GetProcAddress
CompareStringW
LCMapStringW
GetLocaleInfoW
GetStringTypeW
GetCPInfo
SetEvent
ResetEvent
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetCurrentProcessId
InitializeSListHead
CreateTimerQueue
GetLastError
SignalObjectAndWait
SwitchToThread
CreateThread
SetThreadPriority
GetThreadPriority
GetLogicalProcessorInformation
CreateTimerQueueTimer
ChangeTimerQueueTimer
DeleteTimerQueueTimer
GetNumaHighestNodeNumber
GetProcessAffinityMask
SetThreadAffinityMask
RegisterWaitForSingleObject
UnregisterWait
GetThreadTimes
FreeLibrary
FreeLibraryAndExitThread
GetModuleFileNameW
GetModuleHandleA
LoadLibraryExW
GetVersionExW
VirtualAlloc
VirtualFree
VirtualProtect
ReleaseSemaphore
InterlockedPopEntrySList
InterlockedPushEntrySList
InterlockedFlushSList
QueryDepthSList
UnregisterWaitEx
LoadLibraryW
RtlPcToFileHeader
RaiseException
RtlUnwindEx
ExitProcess
GetModuleHandleExW
HeapAlloc
HeapFree
ExitThread
HeapReAlloc
GetModuleFileNameA
GetStdHandle
GetCommandLineA
GetCommandLineW
GetACP
HeapSize
GetFileType
FlushFileBuffers
GetConsoleCP
GetConsoleMode
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
SetFilePointerEx
GetProcessHeap
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
SetStdHandle
WriteConsoleW
ReadConsoleW
CreateFileW
SetEndOfFile
Sections
.text Size: 455KB - Virtual size: 455KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 151KB - Virtual size: 150KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 11KB - Virtual size: 8.5MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 24KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gfids Size: 3KB - Virtual size: 3KB
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
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ