Unlike the other viruses, trackid=sp-006 works a bit differently or rather you can say it attacks your browser in a much silent and subtle way. If you have encountered some problems while using your browser and the problem does not go away how much you try to remove it, then you have been a victim of the trackid=sp-006 virus attack. trackid=sp-006 is such a kind that targets your browser to hamper your browser usage. Every web browser gets affected by some kind of Viruses at some point in time.