Motitags is a Adware, and Trojan that can be installed through Google Chrome. It is an adware extension that can display unwanted ads in the user's browser. The Virus itself gained popularity when it was used throughout Vinesauce Joel's "Windows Destruction" videos.
When it was installed, it changes the home page to MyWay Search Browser, then it injects unwanted ads, and spys when the user is surfing the internet, this can infect on many browsers, like Opera, Internet Explorer, Mozilla Firefox, and more.
The original version has been removed from the link, however, it can still be installed from the Chrome Web Store, which, still can offer ads and spying.