Hi,
Could you please check this thread.
https://www-secure.symantec.com/connect/forums/w32-virut-cf
Check this blog as well
https://www-secure.symantec.com/connect/blogs/w32virutcf-collateral-damage
Best practice to troubleshoot virus on the network
http://www.symantec.com/docs/TECH122466
IF not helped,
Use Symantec endpoint Protection Support Tool with Power Eraser (eliminates deeply embedded and difficult to remove threats that traditional virus scanning doesn't always detect) following the article:
Support Tool with Power Eraser Tool included
http://www.symantec.com/business/support/index?pag...
Check the loadpoints on your machine:
How to use the Load Point Analysis within the Symantec Support Tool to help locate suspicious files
http://www.symantec.com/business/support/index?pag...
If you manage to identify infected files and thay are not detected by SEP, please submit the files using this link:
http://www.symantec.com/business/security_response...