2024-03-08_3f20bcecf9780d4ac1dc4c3db5f0bb05_ryuk

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General

Target

2024-03-08_3f20bcecf9780d4ac1dc4c3db5f0bb05_ryuk
Size

1.9MB
MD5

3f20bcecf9780d4ac1dc4c3db5f0bb05
SHA1

6af5a8032c30adafe4653279ed5a7cca9f2e455e
SHA256

dffe017271db9bfb2a033a8ef716d9cbefff16cb35a30f1178e2d900ec0bdbd7
SHA512

704c14fa7f38b48ae8f3f7f1682439eacee5be86c44e1ad60e1769b03cec26e3caed5471443592dfb5aa20af92bdea75a6ead1dcab2353859a1958aabdd84842
SSDEEP

49152:jJL/+cPZpJGmF+Ml7mbN6ZNjshcYpKkjsVc2ot4+Ej2ED+l3eFq8uby:vZpldnGMkjsVc2ot4+Ej2ED+l3eFqxy

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-03-08_3f20bcecf9780d4ac1dc4c3db5f0bb05_ryuk

Files

2024-03-08_3f20bcecf9780d4ac1dc4c3db5f0bb05_ryuk
.exe windows:6 windows x64 arch:x64

559cb907fe52b806b92168cb50dec34c

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

C:\j\msdk\build\Khronos-Tools\repo\build\vulkaninfo\RelWithDebInfo\vulkaninfo.pdb

Imports

kernel32

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

user32

LoadCursorA
MonitorFromWindow

gdi32

GetStockObject

Sections

.text
Size: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 386KB - Virtual size: 386KB

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: 48KB - Virtual size: 47KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.cfguard
Size: 9KB - Virtual size: 8KB

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: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

559cb907fe52b806b92168cb50dec34c

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

Sections

.text Size: 1.4MB - Virtual size: 1.4MB

.rdata Size: 386KB - Virtual size: 386KB

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

.pdata Size: 48KB - Virtual size: 47KB

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

.cfguard Size: 9KB - Virtual size: 8KB

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

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

.rsrc Size: 2KB - Virtual size: 1KB

.reloc Size: 10KB - Virtual size: 9KB

.text
Size: 1.4MB - Virtual size: 1.4MB

.rdata
Size: 386KB - Virtual size: 386KB

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

.pdata
Size: 48KB - Virtual size: 47KB

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

.cfguard
Size: 9KB - Virtual size: 8KB

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

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

.rsrc
Size: 2KB - Virtual size: 1KB

.reloc
Size: 10KB - Virtual size: 9KB