What is Photor?

The Malwarebytes research team has determined that Photor is a browser hijacker. These so-called “hijackers” manipulate your browser(s), for example to change your startpage or searchscopes, so that the affected browser visits their site or one of their choice. This one is a Chrome extension

https://forums.malwarebytes.com/topic/204351-removal-instructions-for-photor/