2024-04-15_4e1d1fc6c276c6df5a69012b2e7b72ea_ryuk

Sharing

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General

Target

2024-04-15_4e1d1fc6c276c6df5a69012b2e7b72ea_ryuk
Size

354KB
MD5

4e1d1fc6c276c6df5a69012b2e7b72ea
SHA1

9f20916ca1b4d0f962ffc4bf95fafb38a0c06b68
SHA256

6c00f372f51e691714fedf0418e9fbeb99f07f1e39bf340941ef59a24fe834cd
SHA512

8841188a7dd6ec556333a92c8f394c7b377433183486043c16baf0ec2246056a8f1b684539553896e0de633c2c2b73f077a9a7e0d8f7428d56f79f855ab37322
SSDEEP

6144:P1AtjM+EVs7+W7d2lw4GAcstxxIHohqJpyQysE:t+M+FdCGAfUo0aQysE

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-15_4e1d1fc6c276c6df5a69012b2e7b72ea_ryuk

Files

2024-04-15_4e1d1fc6c276c6df5a69012b2e7b72ea_ryuk
.exe windows:6 windows x64 arch:x64

2cf97f9719da37b00c9d5013c4bb6479

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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:\dvs\p4\build\sw\devrel\Playpen\yyao\VRBench\VR-FCAT\FVSDK_rel_1_0\external\FvSDK\FvSDKTestClient\FvSDKTestClient\bin\FvSDKTestClient.pdb

Imports

kernel32

SetConsoleCtrlHandler
SetDefaultDllDirectories
WaitForSingleObject
Sleep
QueryPerformanceFrequency
CloseHandle
CreateThread
GetLocalTime
QueryPerformanceCounter
GetSystemDirectoryW
FreeLibrary
GetProcAddress
LoadLibraryA
VerSetConditionMask
CreateFileW
GetFileAttributesW
GetFullPathNameW
OutputDebugStringW
GetLastError
SetLastError
GetModuleFileNameA
GetModuleFileNameW
GetModuleHandleW
LoadLibraryExW
LocalAlloc
LocalFree
lstrcmpA
VerifyVersionInfoW
FileTimeToSystemTime
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
EncodePointer
DecodePointer
MultiByteToWideChar
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
CompareStringW
LCMapStringW
GetLocaleInfoW
GetStringTypeW
GetCPInfo
SetEvent
ResetEvent
WaitForSingleObjectEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetCurrentProcessId
GetCurrentThreadId
InitializeSListHead
RtlPcToFileHeader
RaiseException
RtlUnwindEx
GetStdHandle
GetFileType
GetModuleHandleExW
WriteConsoleW
HeapAlloc
HeapReAlloc
HeapFree
ExitProcess
WriteFile
GetCommandLineA
GetCommandLineW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FlushFileBuffers
GetConsoleCP
GetConsoleMode
ReadFile
GetFileSizeEx
SetFilePointerEx
GetProcessHeap
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
ReadConsoleW
HeapSize
SetEndOfFile

Sections

.text
Size: 216KB - Virtual size: 216KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 97KB - Virtual size: 96KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 11KB - Virtual size: 11KB

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: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.zero
Size: 8KB - Virtual size: 4KB

IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

2cf97f9719da37b00c9d5013c4bb6479

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

Sections

.text Size: 216KB - Virtual size: 216KB

.rdata Size: 97KB - Virtual size: 96KB

.data Size: 5KB - Virtual size: 12KB

.pdata Size: 11KB - Virtual size: 11KB

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

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

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

.zero Size: 8KB - Virtual size: 4KB

.text
Size: 216KB - Virtual size: 216KB

.rdata
Size: 97KB - Virtual size: 96KB

.data
Size: 5KB - Virtual size: 12KB

.pdata
Size: 11KB - Virtual size: 11KB

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

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

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

.zero
Size: 8KB - Virtual size: 4KB