PUP.Optional.Wajam is the detection name for Wajam, a browser add-on marketed as a “social search.”
PUP.Optional.Babylon is the detection for a potentially unwanted program (PUP) that redirects your browser searches to the babylon.com domain.
Malwarebytes can remove this potentially unwanted software without further user interaction. Should users wish to keep it, they can add the detections to the exclusions list. Here’s how to do it.