2024-02-20_d87503be6edf16c64d2fdb400757e840_ryuk

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General

Target

2024-02-20_d87503be6edf16c64d2fdb400757e840_ryuk
Size

2.5MB
MD5

d87503be6edf16c64d2fdb400757e840
SHA1

f2220cc056e67e69d87eaf87d90464b7b3341a02
SHA256

4cf59642ece903b27403370aaf499a4f0c6093c22c9d1ea5a3f2ff533dfed0ad
SHA512

82e14e54c7f069f3e7058f00309e99c5d0fc8cd3cd92708b9c86f3a44da5359bf52e0929804abb808cd91db070236321e04bbbeeb30f16e292b9cda1c0aea488
SSDEEP

24576:hKMwYr/qX3E/U/76X3AyawGeNj3ep3A96evvJD:hKy/qEs/76XJVYp32d

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-20_d87503be6edf16c64d2fdb400757e840_ryuk

Files

2024-02-20_d87503be6edf16c64d2fdb400757e840_ryuk
.exe windows:6 windows x64 arch:x64

f5eaa1aaef35db2e1cea90af31698c06

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

kernel32

SetEnvironmentVariableW
SetStdHandle
ReadConsoleW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetOEMCP
IsValidCodePage
FindNextFileW
SetEnvironmentVariableA
DeleteFileA
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
HeapSize
HeapValidate
GetSystemInfo
GetModuleFileNameA
GetModuleHandleExW
GetStdHandle
WriteConsoleW
ExitProcess
GetCommandLineA
GetCommandLineW
GetACP
GetCurrentThread
GetDateFormatW
GetTimeFormatW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FlushFileBuffers
GetConsoleCP
GetConsoleMode
SetFilePointerEx
HeapReAlloc
HeapQueryInformation
OutputDebugStringA
OutputDebugStringW
CreateThread
SetConsoleCtrlHandler
GetTimeZoneInformation
FindClose
FindFirstFileExA
FindFirstFileExW
FindNextFileA
SetEndOfFile

enhance

AllocSet
DumpC2Vol
FreeSet

igitt

GITTCtxPrimaryAngle
GITTCtxPixelSpacing
GITTCtxDimensionY
GITTCtxDimensionX
GITTCtxObjects
GITTCtxRead
GITTCtxDestroy
GITTCtxFromMemory

cadscience

GetMassLikelihood
CadSciBP

Exports

Exports

??0BreastMaskClass@@QEAA@AEBV0@@Z
??0BreastMaskClass@@QEAA@HH@Z
??1BreastMaskClass@@QEAA@XZ
??4BreastMaskClass@@QEAAAEAV0@AEBV0@@Z
?__autoclassinit2@BreastMaskClass@@QEAAX_K@Z

Sections

.textbss
Size: - Virtual size: 918KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.text
Size: 1.9MB - Virtual size: 1.9MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 526KB - Virtual size: 526KB

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: 110KB - Virtual size: 109KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 6KB - Virtual size: 5KB

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: 16KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f5eaa1aaef35db2e1cea90af31698c06

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

enhance

igitt

cadscience

Exports

Exports

Sections

.textbss Size: - Virtual size: 918KB

.text Size: 1.9MB - Virtual size: 1.9MB

.rdata Size: 526KB - Virtual size: 526KB

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

.pdata Size: 110KB - Virtual size: 109KB

.idata Size: 6KB - Virtual size: 5KB

.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: 16KB - Virtual size: 15KB

.textbss
Size: - Virtual size: 918KB

.text
Size: 1.9MB - Virtual size: 1.9MB

.rdata
Size: 526KB - Virtual size: 526KB

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

.pdata
Size: 110KB - Virtual size: 109KB

.idata
Size: 6KB - Virtual size: 5KB

.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: 16KB - Virtual size: 15KB