C:\SOURCE\Betas\v2\8100RC1\DVTDCSUSERDLL\dir_exe\dcsShellFea.pdb
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-10_9b4f59e1aaa5987c1fb2ec62fa88e43b_ryuk.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-10_9b4f59e1aaa5987c1fb2ec62fa88e43b_ryuk.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-10_9b4f59e1aaa5987c1fb2ec62fa88e43b_ryuk
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Size
397KB
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MD5
9b4f59e1aaa5987c1fb2ec62fa88e43b
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SHA1
5892542802eabd54aeab3b0f1aa0eb31cdd50b40
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SHA256
ab83988651f10f2e9347ba834457bd44e26c350db3ba21ff0448629f21abd751
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SHA512
f1bf11fc9b3415098f27713293a06462caf81fa71658c1c5785fdb0217bf010a1b1e28df479e5fb3d0889064a54bd30bf0c996c0ac0fec03325514f5e8a575ce
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SSDEEP
6144:z65f9zaaZAzdtUCD9wi9qRyokWg5as2eGi59hBaI+h50h9HhZICzetqhlh9sM8Wt:zoFaaZAzMC5Wg5as2eGi59KIbLyNWX
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-06-10_9b4f59e1aaa5987c1fb2ec62fa88e43b_ryuk
Files
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2024-06-10_9b4f59e1aaa5987c1fb2ec62fa88e43b_ryuk.exe windows:6 windows x64 arch:x64
1cae89b2856fd6afdbb438d56cc3b630
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
dcsudata
?GetGridIdAt@dcsMeshInfo@@QEAAHHAEAJQEAN@Z
?GetCquadIdAt@dcsMeshInfo@@QEAAXHAEAJQEAJ@Z
?GetCtriaIdAt@dcsMeshInfo@@QEAAXHAEAJQEAJ@Z
?GetGridIdNum@dcsMeshInfo@@QEAAHXZ
wpGlb_CopyDblArray
?GetCtriaNum@dcsMeshInfo@@QEAAHXZ
?GetGridIndexByNodeId@dcsFeaGridData@@SAHJPEAUwpIntArray_d@@PEAUwpAnyList_d@@@Z
?InitLogFile@dcsDataFns@@SAXPEBD@Z
?GetObjTypeName@wpBaseObj@@UEAAPEBDXZ
??0wpBaseObj@@IEAA@XZ
??1wpBaseObj@@UEAA@XZ
??3wpBaseIntObj@@SAXPEAX@Z
ProjVecOnPlane
UnitifyVector
NormalVector
?MultiplyVector@wpDblMatrix@@QEAAHPEANH@Z
?TransposeMatrix@wpDblMatrix@@QEAAXAEBV1@@Z
?MultiplyMatrices@wpDblMatrix@@QEAAHAEBV1@0@Z
?AddMatrix@wpDblMatrix@@QEAAHAEBV1@@Z
?CopyContent@wpDblMatrix@@QEAAXAEBV1@@Z
?ScaleMatrix@wpDblMatrix@@QEAAXN@Z
?ResetMatrix@wpDblMatrix@@QEAAXN@Z
?SetAsUnitMatrix@wpDblMatrix@@QEAAXXZ
?AllocMatrix@wpDblMatrix@@QEAAHHH@Z
?WriteErrorToRunLogInMtm@wpMtmClas@@SAHPEAV1@PEBDHH@Z
?GetObjectByID@wpTreeClas@@SAPEAV1@J@Z
?GetWpPoint@wpCadPt3d@@QEAAPEAVwpFeatIdObj@@XZ
?SetScreen@wpCadPt3d@@QEAAXNNN@Z
?GetObjectByID@wpPoint@@SAPEAV1@J@Z
?GetLocalDir@wpLocalCS@@QEAAXAEAVwpVECTOR@@@Z
?GetLocalCoor@wpLocalCS@@QEAAXAEAVwpVECTOR@@@Z
?IsRecordKeyInfoToLogOnInAppData@dcsDataFns@@SAHXZ
?GetDirSymbol@wpBaseWrapper@@SADXZ
dcsFile_IsPathEndWithDirSymbol
dcsFile_GetValidPathAbsOrRel
?GetObjAtIndex@wpPtrList@@QEAAPEAXH@Z
?AddTail@wpDblList@@QEAAPEAU__wpEMPTYNODE@@PEAX@Z
?AddDblToString@wpString@@SAXAEAV1@NH@Z
?GetStringLength@wpString@@QEAAHXZ
?Reset@wpString@@QEAAXXZ
wpLogWriteWithReportLine
wpID_VAL_get_id_at
wpID_VAL_get_count
wpGlb_InitDblArray
wpDblarray_add_dbl_at_tail
wpDblarray_get_dbl_at
wpDblarray_set_dbl_at
wpAnylist_get_at
wpAnylist_attach_at_tail
wpAnylist_get_count
wpGlb_TruncateDoubleValue
wpGlbGetStringLength
wpGlbDoubleToString
wpGlbGetElaspedSeconds
wpGlbPow
wpGlbAbs
?GetElement@wpDblVector@@QEBANH@Z
?SetElement@wpDblVector@@QEAAXHN@Z
?GetElement@wpDblMatrix@@QEBANHH@Z
?SetElement@wpDblMatrix@@QEAAXHHN@Z
??DwpVECTOR@@QEBANAEBV0@@Z
??ZwpVECTOR@@QEAAXAEBV0@@Z
??4wpVECTOR@@QEAAXAEBV0@@Z
?GetVector@wpVECTOR@@QEBAXQEAN@Z
?SetVector@wpVECTOR@@QEAAXQEAN@Z
?GetVector@wpVECTOR@@QEBAXAEAN00@Z
??1wpVECTOR@@QEAA@XZ
??0wpVECTOR@@QEAA@AEBV0@@Z
??0wpVECTOR@@QEAA@XZ
?LoadGlobalStiffnessFromOutFile@dcsMeshInfo@@SAHPEBDHPEAVwpDblMatrix@@PEAUwpIntArray_d@@2H@Z
?GetReducedStiffMtxFromGlbStiffMtx@dcsMeshInfo@@SAHPEAVwpDblMatrix@@PEAV1@0P6AXPEAX@Z@Z
?SaveReducedMatrixToBdfFile@dcsMeshInfo@@SAHPEBDPEAV1@PEAVwpDblMatrix@@@Z
?AddToMeshInfoFromBulkFile@dcsMeshInfo@@SAHPEBDPEAV1@PEAHP6AXPEAX@Z@Z
??1dcsMeshInfo@@UEAA@XZ
??0dcsMeshInfo@@QEAA@XZ
?SetReducedMatrixGeneratingInfoStr@dcsMeshInfo@@QEAAXPEBD@Z
?GetMatrixNum@wpDblMatrix@@QEBAXAEAH0@Z
??1wpDblMatrix@@UEAA@XZ
??0wpDblMatrix@@QEAA@XZ
dcsFile_IsFileExist
wpData_glb_SplitPath
?AddLngToString@wpString@@SAXAEAV1@J@Z
??BwpString@@QEBAPEBDXZ
??4wpString@@QEAAAEBV0@PEBD@Z
??YwpString@@QEAAAEBV0@D@Z
??YwpString@@QEAAAEBV0@PEBD@Z
??1wpString@@UEAA@XZ
??0wpString@@QEAA@XZ
wpLogExitLogfile
wpLogWriteLine
wpIntarray_exit_data
wpIntarray_init_data
wpGlbGetHourTimeStr
wpGlbGetYearTimeStr
wpGlbIsSameStringNoCase
wpGlbStartTimer
wpGlbGetHourTime
wpGlbGetYearTime
?GetCquadNum@dcsMeshInfo@@QEAAHXZ
dcsUtil_SetAsSystemLocale
kernel32
HeapReAlloc
HeapSize
WriteConsoleW
GetConsoleCP
FlushFileBuffers
SetConsoleCtrlHandler
GetProcessHeap
GetStringTypeW
SetStdHandle
SetEnvironmentVariableW
SetEnvironmentVariableA
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
GetOEMCP
IsValidCodePage
FindNextFileW
FindNextFileA
FindFirstFileExW
FindFirstFileExA
FindClose
CreateThread
WaitForSingleObjectEx
OutputDebugStringW
OutputDebugStringA
CloseHandle
CreateFileW
GetCurrentThread
GetFileType
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapAlloc
HeapFree
GetACP
GetCommandLineW
GetCommandLineA
GetModuleHandleExW
ExitProcess
WideCharToMultiByte
MultiByteToWideChar
GetModuleFileNameA
GetModuleFileNameW
WriteFile
GetStdHandle
SetConsoleMode
ReadConsoleInputA
PeekConsoleInputA
GetNumberOfConsoleInputEvents
GetConsoleMode
LoadLibraryExW
GetProcAddress
FreeLibrary
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
RaiseException
EncodePointer
RtlPcToFileHeader
SetLastError
GetLastError
InterlockedFlushSList
InterlockedPushEntrySList
RtlUnwindEx
GetModuleHandleW
GetStartupInfoW
IsDebuggerPresent
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
SetFilePointerEx
Sections
.text Size: 297KB - Virtual size: 296KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 76KB - Virtual size: 75KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 17KB - Virtual size: 17KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gfids Size: 512B - Virtual size: 392B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
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