2024-02-23_db90a9113a8350ae35e2c0aee1f1f75e_ryuk

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General

Target

2024-02-23_db90a9113a8350ae35e2c0aee1f1f75e_ryuk
Size

1.2MB
MD5

db90a9113a8350ae35e2c0aee1f1f75e
SHA1

4691cb6ffed88371c06ea0beed029f7fa3810998
SHA256

6ae2ac2eebbc4024e4f6c0b4d0a1b20213245938d284b926bc0eee19f730fc5c
SHA512

906c38198bb9734d52fcc093885cfdac04759a8ff50adcde894dc1eda64788c376d66fb09cc49b716767fc31b209f1914099c8c8cf2f8759bb62c5ac8e6229e1
SSDEEP

24576:zwXwWyekFhkqdkQED9N7Fygr95MSqv2Xx5DTqoIHBVNf07+:zwXwWDk3kNQa9N3r9ySqQHDTqlHBHm

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-23_db90a9113a8350ae35e2c0aee1f1f75e_ryuk

Files

2024-02-23_db90a9113a8350ae35e2c0aee1f1f75e_ryuk
.exe windows:6 windows x64 arch:x64

4eb11239f5b5fd472533bf31c77fd194

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

D:\VSTworkspace\wdl-ol\IPlugExamples\IPlugSpectFFT\build-win\app\x64\bin\IPlugSpectFFT.pdb

Imports

dsound

ord1
ord6
ord7
ord2

winmm

midiInGetNumDevs
timeEndPeriod
timeBeginPeriod
midiInUnprepareHeader
midiOutGetDevCapsA
midiInGetDevCapsA
midiOutReset
midiInStop
midiOutClose
midiOutLongMsg
midiOutGetNumDevs
midiInOpen
midiOutShortMsg
midiInAddBuffer
midiInClose
midiInStart
midiOutUnprepareHeader
midiInPrepareHeader
midiInReset
midiOutOpen
midiOutPrepareHeader

opengl32

glBindTexture
glTexParameteri
glDeleteTextures
glTexImage2D
glPixelStorei
glPointSize
glPopMatrix
glViewport
glClear
glEnable
glEnd
glTexCoord2f
glMatrixMode
glDrawPixels
glBlendFunc
glReadPixels
glLoadIdentity
wglGetCurrentDC
wglGetProcAddress
glGetString
wglCreateContext
glFinish
glBegin
glClearColor
glTranslatef
glVertex2f
glRotatef
glRasterPos2i
glVertex2d
glColor4f
glDisable
glPushMatrix
glShadeModel
glTexSubImage2D
glOrtho
wglMakeCurrent
wglDeleteContext
glGenTextures

glu32

gluOrtho2D
gluDeleteNurbsRenderer

comctl32

InitCommonControlsEx
ord17

wininet

InternetGetConnectedState

kernel32

GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
IsValidCodePage
FindNextFileA
FindFirstFileExA
FindClose
GetTimeZoneInformation
ReadConsoleW
SetFilePointerEx
FreeEnvironmentStringsW
GetFullPathNameW
GetCurrentDirectoryW
GetConsoleMode
GetConsoleCP
FlushFileBuffers
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetTimeFormatW
GetDateFormatW
HeapReAlloc
HeapFree
SetEnvironmentVariableA
GetProcessHeap
SetStdHandle
WriteConsoleW
HeapSize
HeapAlloc
SetEndOfFile
GetACP
OpenFile
MultiByteToWideChar
EnterCriticalSection
LeaveCriticalSection
GetModuleHandleA
LoadLibraryA
FreeLibrary
SetThreadPriority
InitializeCriticalSection
WaitForSingleObject
Sleep
SetEvent
CloseHandle
ResetEvent
DeleteCriticalSection
CreateEventA
CreateMutexA
ReleaseMutex
OpenMutexA
WritePrivateProfileStringA
CreateDirectoryA
GetPrivateProfileIntA
CreateTimerQueue
OutputDebugStringA
GetModuleFileNameA
GlobalLock
GetCurrentProcessId
WideCharToMultiByte
GlobalUnlock
SizeofResource
FindResourceA
LockResource
LoadResource
ExitProcess
WriteFile
GetStdHandle
GetModuleFileNameW
ReadFile
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
PeekNamedPipe
GetFileType
GetDriveTypeW
CreateFileW
GetModuleHandleExW
FreeLibraryAndExitThread
ExitThread
CreateThread
InterlockedFlushSList
InterlockedPushEntrySList
LoadLibraryExW
GetLastError
RtlUnwindEx
RaiseException
RtlPcToFileHeader
GetCPInfo
GetStringTypeW
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTickCount
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
SetLastError
DecodePointer
EncodePointer
QueryPerformanceFrequency
GetExitCodeThread
GetCurrentThread
DuplicateHandle
TryEnterCriticalSection
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
QueryPerformanceCounter
GetStartupInfoW
IsDebuggerPresent
GetProcAddress
GetModuleHandleW
CreateEventW
WaitForSingleObjectEx
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
SignalObjectAndWait
SwitchToThread
GetThreadPriority
GetLogicalProcessorInformation
CreateTimerQueueTimer
ChangeTimerQueueTimer
DeleteTimerQueueTimer
GetNumaHighestNodeNumber
GetProcessAffinityMask
SetThreadAffinityMask
RegisterWaitForSingleObject
UnregisterWait
GetThreadTimes
GetVersionExW
VirtualAlloc
VirtualFree
VirtualProtect
ReleaseSemaphore
InterlockedPopEntrySList
QueryDepthSList
UnregisterWaitEx
LoadLibraryW
GetPrivateProfileStringA

user32

GetAncestor
SetCursorPos
GetCursorPos
BeginPaint
EndPaint
GetMessageA
DispatchMessageA
GetClassLongA
RegisterWindowMessageA
IsDialogMessageA
GetWindowLongA
TranslateMessage
CreateDialogParamA
GetParent
SetWindowLongPtrA
SetForegroundWindow
GetWindowRect
EndDialog
GetSystemMetrics
DialogBoxParamA
wsprintfA
ShowWindow
MessageBoxA
MoveWindow
SendDlgItemMessageA
GetClientRect
GetDlgItem
InvalidateRect
EnableWindow
GetForegroundWindow
GetDesktopWindow
DestroyWindow
GetDC
RegisterClassA
DefWindowProcA
CreateWindowExA
UnregisterClassA
ReleaseDC
CharLowerBuffA
GetWindowLongPtrA
IsClipboardFormatAvailable
PeekMessageA
AppendMenuA
SetCapture
SendMessageA
GetClipboardData
GetUpdateRect
SetFocus
DestroyMenu
EnumWindows
SetWindowTextA
TrackMouseEvent
ValidateRect
CallWindowProcA
CloseClipboard
ClientToScreen
ShowCursor
ReleaseCapture
PostQuitMessage
UpdateWindow
GetCapture
OpenClipboard
TrackPopupMenu
GetClassNameA
CreatePopupMenu
ScreenToClient
SetWindowPos
LoadCursorA
GetKeyState
GetWindowThreadProcessId
DrawTextW
DrawTextA
FindWindowA
SetTimer

gdi32

GetTextMetricsA
SetPixelFormat
ChoosePixelFormat
CreateFontA
SetBkColor
SetBkMode
SetTextColor
GetStockObject
BitBlt
DeleteObject
CreateDIBSection
DeleteDC
CreateCompatibleDC
SelectObject

comdlg32

GetSaveFileNameA
ChooseColorA
GetOpenFileNameA

advapi32

RegCloseKey
RegOpenKeyExA
RegQueryValueExA
RegOpenKeyA
RegEnumKeyA

shell32

SHGetFolderPathA
ShellExecuteA
SHGetSpecialFolderPathA

ole32

CoInitialize
CoUninitialize
CoCreateInstance
CLSIDFromString

Sections

.text
Size: 757KB - Virtual size: 756KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 245KB - Virtual size: 245KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 12KB - Virtual size: 8.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 36KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 3KB - Virtual size: 2KB

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

_RDATA
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 183KB - Virtual size: 182KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4eb11239f5b5fd472533bf31c77fd194

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

dsound

winmm

opengl32

glu32

comctl32

wininet

kernel32

user32

gdi32

comdlg32

advapi32

shell32

ole32

Sections

.text Size: 757KB - Virtual size: 756KB

.rdata Size: 245KB - Virtual size: 245KB

.data Size: 12KB - Virtual size: 8.4MB

.pdata Size: 36KB - Virtual size: 36KB

.gfids Size: 3KB - Virtual size: 2KB

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

_RDATA Size: 6KB - Virtual size: 5KB

.rsrc Size: 183KB - Virtual size: 182KB

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

.text
Size: 757KB - Virtual size: 756KB

.rdata
Size: 245KB - Virtual size: 245KB

.data
Size: 12KB - Virtual size: 8.4MB

.pdata
Size: 36KB - Virtual size: 36KB

.gfids
Size: 3KB - Virtual size: 2KB

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

_RDATA
Size: 6KB - Virtual size: 5KB

.rsrc
Size: 183KB - Virtual size: 182KB

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