Do you happen to have Norton on the system as well?
What is the location of the file?
Have you submit it to JOTTI? If not, please do so and let us know the results.

vpc32.exe is a part of the Symantec Antivirus Corperate Edition Internet Security suite which protects your computer from Internet bound threats.
Agobot.XM > This worm arrives via network shares. Upon execution, it drops a copy of itself in the Windows system folder as VPC32.EXE.