C:\BuildAgent\work\4bd930a1ee32000a\vSpace10\vserver\wts64\NcMojoFileHandler\NcMojoFileHandler\x64\Release\NcMojoFileHandler.pdb
Static task
static1
Behavioral task
behavioral1
Sample
2024-03-15_528322a4c3bd39d4eb454ab397c399af_ryuk.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-15_528322a4c3bd39d4eb454ab397c399af_ryuk.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-15_528322a4c3bd39d4eb454ab397c399af_ryuk
-
Size
346KB
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MD5
528322a4c3bd39d4eb454ab397c399af
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SHA1
0742019c273a6cc0fd12cb06b5b74fa99ada425d
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SHA256
a8e88d2ec778279696dcdb1467fb711da255c79bf2881e55dc3084e8ba004415
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SHA512
c738bd14b2de7a220fbd65377ec968d58d7582cf4edda7a069423c78e41a9e1910d47eed03d9993811928efded0235f4dd282584c917b561ec0e61b4216e998b
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SSDEEP
6144:+Eg2UxDUe+3hHO3AmLg3lA1SaHhAsVDPCz0KaLosX:+EBFDmo1/aGWqVgz
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-15_528322a4c3bd39d4eb454ab397c399af_ryuk
Files
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2024-03-15_528322a4c3bd39d4eb454ab397c399af_ryuk.exe windows:6 windows x64 arch:x64
c9e50178fe8a1e1e27d242c5bbb04006
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
ProcessIdToSessionId
GetLastError
CreateFileA
CloseHandle
GetWindowsDirectoryA
CreateFileW
GetCurrentProcessId
WriteConsoleW
SetFilePointerEx
OutputDebugStringA
WriteFile
lstrlenW
GetCommandLineW
LocalFree
GetFileSizeEx
HeapReAlloc
HeapSize
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
DeleteCriticalSection
GetCurrentThreadId
WideCharToMultiByte
QueryPerformanceCounter
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetTickCount
GetModuleHandleW
GetProcAddress
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
SetEvent
WaitForSingleObjectEx
SignalObjectAndWait
SwitchToThread
CreateThread
SetThreadPriority
GetThreadPriority
GetLogicalProcessorInformation
CreateTimerQueueTimer
ChangeTimerQueueTimer
DeleteTimerQueueTimer
GetNumaHighestNodeNumber
GetProcessAffinityMask
SetThreadAffinityMask
RegisterWaitForSingleObject
UnregisterWait
EncodePointer
GetCurrentThread
GetThreadTimes
FreeLibrary
FreeLibraryAndExitThread
GetModuleFileNameW
GetModuleHandleA
LoadLibraryExW
GetVersionExW
VirtualAlloc
VirtualFree
VirtualProtect
DuplicateHandle
ReleaseSemaphore
InterlockedPopEntrySList
InterlockedPushEntrySList
InterlockedFlushSList
QueryDepthSList
UnregisterWaitEx
CreateTimerQueue
LoadLibraryW
RtlPcToFileHeader
RaiseException
RtlUnwindEx
HeapAlloc
HeapFree
GetStdHandle
GetModuleFileNameA
MultiByteToWideChar
ExitProcess
GetModuleHandleExW
GetACP
LCMapStringW
GetFileType
GetProcessHeap
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetStringTypeW
FlushFileBuffers
GetConsoleCP
GetConsoleMode
DecodePointer
user32
wsprintfW
MessageBoxW
advapi32
RegQueryValueExA
RegOpenKeyExA
RegOpenKeyExW
RegQueryValueExW
RegCloseKey
shell32
CommandLineToArgvW
Sections
.text Size: 220KB - Virtual size: 220KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 87KB - Virtual size: 87KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 8KB - Virtual size: 14KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 15KB - Virtual size: 14KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gfids Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 8KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ