Please follow these directions:
http://www.microsoft.com/windowsxp/u...s/mcgill1.mspx
to clean this infected System Restore file
C:\System Volume Information\_restore{64C55BAE-0167-4E29-A424-980E0BCA06F2}\RP564\A0261739.exe ------> Trojan-Downloader.Win32.Zlob.hky
Thanks