Adware:Adware (or spyware) is a small program that is designed to show advertisements (in various form and degrees of intrusiveness) on your computer. It often reports personal information back to its owners. As a result your sense of privacy can be violated.
Adware.Bestrevenue is a fake advertising program that installs through either Trojan infections or browser security holes. After Adware.Bestrevenue is installed it will display annoying popups and alert messages. Adware.Bestrevenue is proven to be difficult to remove manually.
Technical details (How to remove Adware.Bestrevenue(pop up))