Win32 Vundo Removal

Hello, j' have a virus called Vundo Trojan. J' employ Symantec Antivirus, but not able to notice or eliminate this virus. J' tested VundoFix. exe, but it n' could not remove the whole virus. J' employed Malwarebytes and removed all. The day after j' made a scansion and the è virus turned on my computer. If quelqu' one knows a good method to eliminate this virus it would be beautiful. J' tested Kaspersky and BitDefender, but mien doesnt Symantec seems pleasure. J' need d' s&#039 helps; you like it!
Thank you