Avast seems to get the best ratings for free.
You can get virus and malware from anywhere, even from trust sites. GAF was affected at one point. Just curious, can you run Malwarebytes Anti-malware and post your results?
Will do. Standby.
Here's the log:
Malwarebytes Anti-Malware 1.75.0.1300
www.malwarebytes.org
Database version: v2014.02.19.13
Windows 7 Service Pack 1 x64 NTFS
Internet Explorer 11.0.9600.16518
lostsupper :: SAMANTHA [administrator]
2/19/2014 10:18:58 PM
mbam-log-2014-02-19 (22-18-58).txt
Scan type: Full scan (C:\|D:\|)
Scan options enabled: Memory | Startup | Registry | File System | Heuristics/Extra | Heuristics/Shuriken | PUP | PUM
Scan options disabled: P2P
Objects scanned: 412174
Time elapsed: 26 minute(s), 24 second(s)
Memory Processes Detected: 0
(No malicious items detected)
Memory Modules Detected: 0
(No malicious items detected)
Registry Keys Detected: 1
HKLM\Software\InstallIQ (PUP.Optional.InstallBrain.A) -> Quarantined and deleted successfully.
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: 0
(No malicious items detected)
(end)