The Description of Nginx virus:
Nginx virus, deemed as a browser hijacker, is able to block popular websites such as Google Chrome, Youtube, Yahoo, Facebook and other similar ones. Nginx virus is able to alter system settings and change your homepage without users' permission.
In order to avoid Nginx hjacker, it is recommended that you should pay much attention to the download as well as the installation of freeware. The reason is that the freeware is usually packed with optional components like plugins and browser add-ons.