2024-02-20_ca77b3117cf9d532630a57c23c7d2bf2_ryuk

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General

Target

2024-02-20_ca77b3117cf9d532630a57c23c7d2bf2_ryuk
Size

2.4MB
MD5

ca77b3117cf9d532630a57c23c7d2bf2
SHA1

06e2e9b8ad1fc49d8611b9b70d84fe2274736d6d
SHA256

bee6c8287ed5fb0622a765565572d8aebbf367181e3aadd6c63844dc3036c2d8
SHA512

8e057805a227ce2617f29cb5c6e4db9099df599b8a13d1fad20cb39bc70371df3450cb44df141a9a1e2f60eaa00f25274d724c054543c6758320628b029be8a0
SSDEEP

24576:/qR3/JrGj9yhplgJLIgLFA5KpRrAAGfxJK7b:/qR3/ZGj9yhppyn2w

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-20_ca77b3117cf9d532630a57c23c7d2bf2_ryuk

Files

2024-02-20_ca77b3117cf9d532630a57c23c7d2bf2_ryuk
.exe windows:6 windows x64 arch:x64

42d8a67f15c15ea1425e5f23ff04e70c

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

C:\ZTAO_CS2013\IP3D\main\PrimaAPI\TestCCMLO\Debug\TestCCMLO.pdb

Imports

enhance

?Set@GeoNipple400@@QEAAXXZ
FreeSet
AllocSet
DumpC2Vol
BreastMask_AllProj_Tomo
VolToCADSci

primaccmlo

CompleteMapping
MapDetectPeaks
GetQuodrant
ComputeMatchGeo
ParseXml
LoadDcmXml

cadscience

GetCadScience
CadSciBP

igitt

GITTCtxDestroy
GITTCtxRead
GITTCtxObjects
GITTCtxDimensionX
GITTCtxDimensionY
GITTCtxFromMemory

kernel32

FreeEnvironmentStringsW
GetEnvironmentStringsW
GetOEMCP
SetEnvironmentVariableW
ReadConsoleW
SetStdHandle
SetEnvironmentVariableA
IsValidCodePage
FindNextFileW
FindNextFileA
FindFirstFileExW
FindFirstFileExA
FindClose
GetTimeZoneInformation
WideCharToMultiByte
FormatMessageW
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
MultiByteToWideChar
EncodePointer
DecodePointer
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetTickCount
GetModuleHandleW
GetProcAddress
CompareStringW
LCMapStringW
GetLocaleInfoW
GetStringTypeW
GetCPInfo
CreateFileA
CreateFileW
GetFileType
ReadFile
WriteFile
CloseHandle
GetLastError
GetOverlappedResult
MapViewOfFile
UnmapViewOfFile
LoadLibraryW
SetEvent
ResetEvent
WaitForSingleObjectEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
RaiseException
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
InitializeSListHead
HeapAlloc
HeapFree
GetProcessHeap
VirtualQuery
FreeLibrary
RtlPcToFileHeader
RtlUnwindEx
LoadLibraryExW
InterlockedPushEntrySList
InterlockedFlushSList
GetModuleFileNameW
GetStdHandle
GetModuleFileNameA
GetModuleHandleExW
WriteConsoleW
ExitProcess
HeapSize
HeapValidate
GetSystemInfo
GetCommandLineA
GetCommandLineW
GetACP
GetCurrentThread
OutputDebugStringA
OutputDebugStringW
CreateThread
SetConsoleCtrlHandler
GetDateFormatW
GetTimeFormatW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
HeapReAlloc
HeapQueryInformation
FlushFileBuffers
GetConsoleCP
GetConsoleMode
SetFilePointerEx

Exports

Exports

??0AdvBdr400@@QEAA@AEBV0@@Z
??0AdvBdr400@@QEAA@XZ
??0BreastMaskClass@@QEAA@AEBV0@@Z
??0BreastMaskClass@@QEAA@HH@Z
??0FeatPeak@@QEAA@AEBV0@@Z
??0FeatPeak@@QEAA@HHH@Z
??0FeatPeak@@QEAA@XZ
??0GeoNipple400@@QEAA@AEBV0@@Z
??0GeoNipple400@@QEAA@PEAEHH_N@Z
??0IPt3D@@QEAA@HHH@Z
??0IPt3D@@QEAA@XZ
??0RoiVolF@@QEAA@MM@Z
??0RoiVolF@@QEAA@MMMMMM@Z
??1AdvBdr400@@QEAA@XZ
??1BreastMaskClass@@QEAA@XZ
??1FeatPeak@@QEAA@XZ
??1GeoNipple400@@QEAA@XZ
??1IPt3D@@QEAA@XZ
??4AdvBdr400@@QEAAAEAV0@AEBV0@@Z
??4ArtifactDetector@@QEAAAEAV0@AEBV0@@Z
??4BreastMaskClass@@QEAAAEAV0@AEBV0@@Z
??4FeatPeak@@QEAAAEAV0@AEBV0@@Z
??4GeoNipple400@@QEAAAEAV0@AEBV0@@Z
??4IPt3D@@QEAAAEAV0@AEBV0@@Z
??4RoiVolF@@QEAAAEAU0@$$QEAU0@@Z
??4RoiVolF@@QEAAAEAU0@AEBU0@@Z
?__autoclassinit2@AdvBdr400@@QEAAX_K@Z
?__autoclassinit2@ArtifactDetector@@QEAAX_K@Z
?__autoclassinit2@BreastMaskClass@@QEAAX_K@Z
?__autoclassinit2@FeatPeak@@QEAAX_K@Z
?__autoclassinit2@GeoNipple400@@QEAAX_K@Z

Sections

.textbss
Size: - Virtual size: 844KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.text
Size: 1.7MB - Virtual size: 1.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 494KB - Virtual size: 493KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 10KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 107KB - Virtual size: 107KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 6KB - Virtual size: 6KB

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: 1024B - Virtual size: 777B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.00cfg
Size: 512B - Virtual size: 283B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 15KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

42d8a67f15c15ea1425e5f23ff04e70c

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

enhance

primaccmlo

cadscience

igitt

kernel32

Exports

Exports

Sections

.textbss Size: - Virtual size: 844KB

.text Size: 1.7MB - Virtual size: 1.7MB

.rdata Size: 494KB - Virtual size: 493KB

.data Size: 10KB - Virtual size: 21KB

.pdata Size: 107KB - Virtual size: 107KB

.idata Size: 6KB - Virtual size: 6KB

.gfids Size: 3KB - Virtual size: 3KB

.tls Size: 1024B - Virtual size: 777B

.00cfg Size: 512B - Virtual size: 283B

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 15KB - Virtual size: 14KB

.textbss
Size: - Virtual size: 844KB

.text
Size: 1.7MB - Virtual size: 1.7MB

.rdata
Size: 494KB - Virtual size: 493KB

.data
Size: 10KB - Virtual size: 21KB

.pdata
Size: 107KB - Virtual size: 107KB

.idata
Size: 6KB - Virtual size: 6KB

.gfids
Size: 3KB - Virtual size: 3KB

.tls
Size: 1024B - Virtual size: 777B

.00cfg
Size: 512B - Virtual size: 283B

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 15KB - Virtual size: 14KB