Pondus
2
right click tray icon and pause Shields from there
I wish to investigate with Combofix & also by running only MSSE.
do you have avast and MSSE installed?
never install multiple AV as this will give you a slow machine, Windows arrors and false detections
if you dont remeber Your avast password, then only option is to reinstall http://www.avast.com/uninstall-utility