Ox-social.bidsystem.com is recognized as a browser redirect virus which makes many people upset recently no matter which operation system is installed onto the machine, including Windows XP, Vista, Win 7 and Win 8. Normally the hijacker virus is designed by cyber criminals to aim at generating browser traffic and boosting the page-ranking of its affiliated domain. The affected browser may include Internet Explorer, Firefox, and Google Chrome. Internet surfers may get infected with the virus by accident when they visit harmful websites, download freeware application or open spam email messages. Hence, everybody should be careful when performing similar activities via the internet in order to prevent from being infected again.