Rayna[.]exe | Triage

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General

Target

Rayna.exe
Size

26.0MB
MD5

aa168d7fab9ba4baa4ecf85f80002ea8
SHA1

fa8920c30498c1c8e6e7239da5d0ab7ab1dfee7b
SHA256

c16ac09b0fd93df3176c3b55aa1995ce12e6f31ae623b0dc031aad0bca4c0e9e
SHA512

4898af274697a8017b64f0b045b4f73f9f04f781b42a08c39e90d789fc0fa49dd9a18fdc3c3d3a5379278c12241935947321d385a0c536457a7ff4f0475e6300
SSDEEP

196608:hk8DinIvm9uggu7DAAeMZd4AIYGBmThDftkxPR8tdAjQDuoFjUL6RHKBm:5DiIvmwgg8FLZd4X6ajQDdFjUL6hKc

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Rayna.exe

Files

Rayna.exe
.exe windows:6 windows x64 arch:x64

a4bfa249e1a80821c2f43309a8179695

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

Imports

user32

MessageBoxA

libvlc

libvlc_media_new_location
libvlc_new
libvlc_event_attach
libvlc_media_add_option
libvlc_media_release
libvlc_media_get_duration
libvlc_media_parse
libvlc_media_player_new_from_media
libvlc_media_player_event_manager
libvlc_media_player_play
libvlc_media_player_pause
libvlc_media_player_stop
libvlc_video_set_callbacks
libvlc_video_set_format_callbacks
libvlc_media_player_get_length
libvlc_media_player_get_time
libvlc_media_player_set_position
libvlc_media_player_get_fps
libvlc_video_get_height
libvlc_audio_get_volume
libvlc_audio_set_volume
libvlc_video_get_width

advapi32

RegQueryValueExW
RegOpenKeyExW
RegCreateKeyExW
RegCloseKey
RegSetKeyValueW

kernel32

GetProcessHeap
GetCommandLineW
FindFirstFileExW
OutputDebugStringW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetOEMCP
GetACP
IsValidCodePage
GetFileAttributesExW
SetEnvironmentVariableW
GetFileSizeEx
SetFilePointerEx
GetConsoleOutputCP
FlushFileBuffers
ReadConsoleW
GetConsoleMode
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
GetTimeZoneInformation
HeapFree
HeapReAlloc
GetTempPathW
FreeLibraryAndExitThread
ExitThread
WriteConsoleW
GetStdHandle
MoveFileExW
DeleteFileW
CreateDirectoryW
SetStdHandle
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
GetFileType
GetFileInformationByHandle
GetDriveTypeW
GetModuleHandleExW
ExitProcess
LoadLibraryExW
TlsFree
RtlPcToFileHeader
InitializeSListHead
IsProcessorFeaturePresent
GetStartupInfoW
SetUnhandledExceptionFilter
HeapSize
SetEndOfFile
HeapAlloc
VirtualQuery
TlsGetValue
QueryPerformanceCounter
QueryPerformanceFrequency
GetSystemTime
SystemTimeToFileTime
RtlCaptureContext
TlsSetValue
TlsAlloc
CloseHandle
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
DeleteCriticalSection
SetEvent
ResetEvent
WaitForSingleObject
CreateEventA
CreateThread
GetCurrentThreadId
FreeLibrary
GetProcAddress
LoadLibraryW
GetCommandLineA
LoadLibraryA
ReadFile
WriteFile
DuplicateHandle
CreatePipe
GetCurrentProcess
TerminateProcess
GetExitCodeProcess
CreateProcessW
GetCurrentProcessId
FormatMessageA
SetCurrentDirectoryW
GetCurrentDirectoryW
FindClose
FindFirstFileW
FindNextFileW
GetFileAttributesW
GetFullPathNameW
Sleep
GetModuleFileNameW
CreateFileW
GetLastError
PeekNamedPipe
WaitNamedPipeW
lstrlenW
MultiByteToWideChar
RtlUnwindEx
RaiseException
SetLastError
VirtualFree
RtlUnwind
GetModuleHandleA
LoadLibraryExA
GetModuleFileNameA
GetModuleHandleExA
VirtualAlloc
VirtualProtect
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
InitializeCriticalSectionEx
WideCharToMultiByte
WaitForSingleObjectEx
GetExitCodeThread
InitializeConditionVariable
WakeConditionVariable
WakeAllConditionVariable
SleepConditionVariableCS
SleepConditionVariableSRW
GetSystemTimeAsFileTime
GetModuleHandleW
EncodePointer
DecodePointer
LCMapStringEx
GetStringTypeW
GetCPInfo
InitializeCriticalSectionAndSpinCount
CreateEventW
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter

Exports

Exports

AmdPowerXpressRequestHighPerformance
NvOptimusEnablement
hx_cffi

Sections

.text
Size: 19.6MB - Virtual size: 19.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 3.5MB - Virtual size: 3.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1.8MB - Virtual size: 2.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 523KB - Virtual size: 523KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 197KB - Virtual size: 196KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 409KB - Virtual size: 409KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

a4bfa249e1a80821c2f43309a8179695

Headers

DLL Characteristics

File Characteristics

Imports

user32

libvlc

advapi32

kernel32

Exports

Exports

Sections

.text Size: 19.6MB - Virtual size: 19.6MB

.rdata Size: 3.5MB - Virtual size: 3.5MB

.data Size: 1.8MB - Virtual size: 2.1MB

.pdata Size: 523KB - Virtual size: 523KB

_RDATA Size: 512B - Virtual size: 244B

.rsrc Size: 197KB - Virtual size: 196KB

.reloc Size: 409KB - Virtual size: 409KB

.text
Size: 19.6MB - Virtual size: 19.6MB

.rdata
Size: 3.5MB - Virtual size: 3.5MB

.data
Size: 1.8MB - Virtual size: 2.1MB

.pdata
Size: 523KB - Virtual size: 523KB

_RDATA
Size: 512B - Virtual size: 244B

.rsrc
Size: 197KB - Virtual size: 196KB

.reloc
Size: 409KB - Virtual size: 409KB