Minnesota1 said:
by environment you mean what network type or what?
Yes, I meant if you were on a domain, or if it was a work machine.
But your other posts suggest not.

Silverlight is Microsoft's own version of Flash.

The issue does seem suspicious...
In conjuction with fseal's suggestion, I'd also suggest booting into safe mode
(reboot and keep pressing F8 before the 'starting windows' splash screen)
Once in safe mode, do another scan.