For what little it's worth, here's the most relevant snippet from anti-virus history:
Category: Intrusion Prevention
6/23/2012 7:01 PM,High,An intrusion attempt by vmpsaudio.com was blocked. Web Attack: Mass Injection Website,"vmpsaudio.com (198.63.41.15, 80)",www.vmpsaudio.com/,"
6/23/2012 7:01 PM,High,An intrusion attempt by vmpsaudio.com was blocked. Web Attack: Mass Injection Website 2,"vmpsaudio.com (198.63.41.15, 80)",www.vmpsaudio.com/,"
6/23/2012 7:01 PM,Info,Intrusion Prevention Signature Auto Block has blocked IP: 198.63.41.15 for a period of: 30 minutes
System is Win 7 Pro, Norton anti-virus, Firefox v.12 (Mozilla) browser.
/mp