Nasty malware, it's tricky to deal with but I don't think it's necessary to reinstall OS.Try restore the computer back to a normal point where everything was functioning perfectly.
Another solution is manual removal. Delete its main component, remove its main folder in Program files and get rid of suspicious extensions in browser. These normally help you fix ads issue.
Turn jealousy into motivation. I know it's easy to say than to do. But, if what you have been longing for is really what you want, there is no other way around but go get it.
Another solution is manual removal. Delete its main component, remove its main folder in Program files and get rid of suspicious extensions in browser. These normally help you fix ads issue.
source:http://blog.doohelp.com/guide-to-get-rid-of-ads-by-unisales-...