How to solution xp system boot prompt piracy victims?

1.Run regedit into the registryHKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\WgaLogonDelete it, restart xp system'wgatray.exe' Will not start automaticallyNasty "You may be a victim of software piracy" is disappear 

2.Delete wgatray.exe from The system tray C:\windows\system32Nasty "You may be a victim of software piracy" is disappearRecommended in Safe Mode: Start your computer, press F8 to enter safe mode 

3.Complete removalRunning search for files 'wgatray'Delete it from all folders