Hi It sounds like your computer is higly infected. My advise would be to restore back to factory. This will eliminate all malware and software that maybe causing you problems.
http://h10025.www1.hp.com/ewfrf/wc/document?docname=c01867418&cc=us&dlc=en&lc=en
That is my advise. Others here might have a better suggestion.
Dokie!