Btcwinnerapp.co is a pop-up currently attacking all popular browsers, including Google Chrome, Mozilla Firefox, Safari, Internet Explorer and Microsoft Edge. The reason why such pop-ups occur is because your entire system is deeply messed up with some nasty adware that has recently made itself the part of your system. We therefore strongly advise you to be very careful not to interact with such bountiful alerts, since they may ruin the integrity of your system and cause a lot of stability issues. Furthermore, such pop-ups may easily redirect your browser to all sorts of dangerous sites in the web. So, as…