Technical Information
To ensure autorun and distribution:
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\DNS Client.] 'Start' = '00000002'
Malicious functions:
Creates and executes the following:
- '%WINDIR%\windows_xp'
Executes the following:
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\DELME.BAT
Modifies file system :
Creates the following files:
- %WINDIR%\DELME.BAT
- %WINDIR%\windows_xp
Sets the 'hidden' attribute to the following files:
- %WINDIR%\windows_xp
Deletes itself.
Network activity:
Connects to:
- 'yy###6.3322.org':8000
UDP:
- DNS ASK yy###6.3322.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
