Notebook using Windows 7, IE9 getting ads on Google page and some other random pages. Used all the common removal tools, MalwareBytes, CC Cleaner, SuperAntiApyware, SpyBot. Harddrive was removed and scanned on another PC with Norton Internet Security and MalwareBytes. Checked master boot record, OK. Reset Winsock and DNS. Ran Tweaking.com AIO Windows repair. Blocked yieldmanger in IE privacy tab. If you type Google.com in the browser and ad show up below the search entry box. If you hover over it is ad.yieldmanger.com with random ads. If you enter the IP address of Google the ad does not appear.
What am I missing?
I cannot blow out the machine because of proprietary software that is on it that cannot be reloaded.