Trojan Win64/Sirefef.AK is one of the famous Trojan which attempts to infect PC system and modify PC settings maliciously. Trojan:Win64/Sirefef.AK is part of the Alureon family virus that are similar to Win64/Alureon.gen!L and Trojan:win64/alureon.gen!b infections. This Trojan will not display any alert message on PC screen however, it will change search results and generates pay-per-click […]