Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Service Windows' = '%APPDATA%\Mudadalol.exe'
Malicious functions:
Creates and executes the following:
- %APPDATA%\Mudadalol.exe
- %APPDATA%\J6yr3aH.exe
- %APPDATA%\J6yr3aH.exe (downloaded from the Internet)
Executes the following:
- <SYSTEM32>\cmd.exe /c ""<Current directory>\self.bat" "
Terminates or attempts to terminate
the following user processes:
- windump.exe
Modifies file system :
Creates the following files:
- %APPDATA%\J6yr3aH.exe
- <Current directory>\self.bat
- C:\zxss.jpg
- %APPDATA%\Mudadalol.exe
Modifies the HOSTS file.
Deletes itself.
Network activity:
Connects to:
- 'di########helsephine.skyrock.com':80
- 'wp#d':80
- 'sm##.gmail.com':587
TCP:
HTTP GET requests:
- di########helsephine.skyrock.com/
- wp#d/wpad.dat
UDP:
- DNS ASK di########helsephine.skyrock.com
- DNS ASK wp#d
- DNS ASK sm##.gmail.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
