One possibility is that it is a fake upload with a name of the form: game_of_thrones.mkv.exe Just like with a lot of email spam malware, and the hope is w

One possibility is that it is a fake upload with a name of the form: game_of_thrones.mkv.exe Just like with a lot of email spam malware, and the hope is windows users will launch it without realizing it is really an executable, not a video file.