And here is the Malwarebytes log.
Malwarebytes Anti-Malware 1.61.0.1400
Malwarebytes : Free anti-malware, anti-virus and spyware removal download
Database version: v2012.06.16.08
Windows Vista Service Pack 2 x64 NTFS
Internet Explorer 9.0.8112.16421
ED :: ED-PC [administrator]
6/16/2012 8:52:24 PM
mbam-log-2012-06-16 (20-52-24).txt
Scan type: Full scan
Scan options enabled: Memory | Startup | Registry | File System | Heuristics/Extra | Heuristics/Shuriken | PUP | PUM
Scan options disabled: P2P
Objects scanned: 430194
Time elapsed: 1 hour(s), 10 minute(s), 26 second(s)
Memory Processes Detected: 1
C:\Windows\svchost.exe (Trojan.Agent) -> 3864 -> Delete on reboot.
Memory Modules Detected: 0
(No malicious items detected)
Registry Keys Detected: 0
(No malicious items detected)
Registry Values Detected: 0
(No malicious items detected)
Registry Data Items Detected: 0
(No malicious items detected)
Folders Detected: 0
(No malicious items detected)
Files Detected: 1
C:\Windows\svchost.exe (Trojan.Agent) -> Delete on reboot.
(end)