2024-04-09_13dfcb2b66e933dc0bc44de29af34996_ryuk

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General

Target

2024-04-09_13dfcb2b66e933dc0bc44de29af34996_ryuk
Size

1.9MB
MD5

13dfcb2b66e933dc0bc44de29af34996
SHA1

12ccf8ea85e50b8ba4e274d167e9f6e2a13f23d6
SHA256

0e56af071d3e805fc5ee825ef6e0f14949177095b41f7c88e4107814cedb7523
SHA512

fa21a47fca32c24505d2d4f7d7308162a95813a5b3df63415308c18227648ee5969ee6a2e7a3b580079885306c63e31bcd36083d1517692703913208945c7b7d
SSDEEP

24576:2QTKCvCu7HBNAPyuOA2/BklK1g73IWk+48W5uxIEWDfWo7cKl033blB5:2enAaR5wKe3/h

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-09_13dfcb2b66e933dc0bc44de29af34996_ryuk

Files

2024-04-09_13dfcb2b66e933dc0bc44de29af34996_ryuk
.exe windows:5 windows x64 arch:x64

df379d23816367bb8f70752bbe976684

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:\Home\noboru\SRC\qaac\vcproject12\x64\Release\refalac64.pdb

Imports

shlwapi

PathFindFileNameW
PathCombineW
SHCreateStreamOnFileW
PathFindExtensionW

kernel32

WriteConsoleW
GetFullPathNameW
GetCurrentProcess
SetErrorMode
GetFileInformationByHandle
GetFileType
CloseHandle
GetSystemInfo
GetTickCount
UnmapViewOfFile
GetModuleFileNameW
SetDllDirectoryW
SetPriorityClass
SetConsoleCtrlHandler
GetConsoleTitleW
SetConsoleTitleW
GetConsoleWindow
GetLastError
GetFileAttributesExW
WriteFile
ReadFile
SetFilePointerEx
CreateFileW
LocalFree
GetCurrentProcessId
GetFileSize
FlushFileBuffers
ConnectNamedPipe
MapViewOfFile
CreateFileMappingW
CreateNamedPipeW
FreeLibrary
GetProcAddress
LoadLibraryW
SetEvent
ResetEvent
WaitForMultipleObjects
CreateEventW
WaitForSingleObject
CreatePipe
GetACP
SetEnvironmentVariableW
SetEnvironmentVariableA
SetEndOfFile
HeapSize
FindNextFileW
GetCurrentDirectoryW
FindFirstFileExW
FormatMessageW
GetSystemTimeAsFileTime
FindClose
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetOEMCP
IsValidCodePage
WideCharToMultiByte
MultiByteToWideChar
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
EncodePointer
DecodePointer
GetCPInfo
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
EnumSystemLocalesW
GetModuleHandleW
CompareStringW
LCMapStringW
GetLocaleInfoW
GetStringTypeW
WaitForSingleObjectEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentThreadId
InitializeSListHead
RtlPcToFileHeader
RaiseException
RtlUnwindEx
LoadLibraryExW
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
DuplicateHandle
SetStdHandle
CreateThread
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
GetTimeZoneInformation
GetConsoleCP
GetConsoleMode
HeapAlloc
HeapReAlloc
HeapFree
ExitProcess
GetStdHandle
GetCommandLineA
GetCommandLineW
ReadConsoleW
GetDateFormatW
GetTimeFormatW
IsValidLocale
GetUserDefaultLCID
GetProcessHeap

user32

IsWindowVisible

shell32

SHGetFolderPathW

ole32

CoUninitialize
CoCreateInstance
CreateStreamOnHGlobal
OleRun
CoInitialize

oleaut32

VariantInit

advapi32

SystemFunction036

winmm

waveOutUnprepareHeader
waveOutPrepareHeader
waveOutClose
waveOutOpen
waveOutWrite
waveOutGetErrorTextW

Sections

.text
Size: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 509KB - Virtual size: 508KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 75KB - Virtual size: 88KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 69KB - Virtual size: 69KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1024B - Virtual size: 640B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

df379d23816367bb8f70752bbe976684

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

shlwapi

kernel32

user32

shell32

ole32

oleaut32

advapi32

winmm

Sections

.text Size: 1.2MB - Virtual size: 1.2MB

.rdata Size: 509KB - Virtual size: 508KB

.data Size: 75KB - Virtual size: 88KB

.pdata Size: 69KB - Virtual size: 69KB

.tls Size: 512B - Virtual size: 9B

.rsrc Size: 1024B - Virtual size: 640B

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

.text
Size: 1.2MB - Virtual size: 1.2MB

.rdata
Size: 509KB - Virtual size: 508KB

.data
Size: 75KB - Virtual size: 88KB

.pdata
Size: 69KB - Virtual size: 69KB

.tls
Size: 512B - Virtual size: 9B

.rsrc
Size: 1024B - Virtual size: 640B

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