What Is Bhd4.xyz?
A new tabs opens in your browser every several minutes, directing you first to http://bhd4.xyz/search/ (or http://bhd4.xyz/searches/, http://bhd4.xyz/searchsm/, etc.), then to http://b2.ijquery11.com/… and finally to an ad site – these new tabs are generated by an adware infection. The adware has created a task in Windows Task Scheduler to periodically launch a new tab in a browser and connect to the bhd4.xyz website. You can follow this removal guide to get rid of http://bhd4.xyz/ new tab pop-ups.