Security researchers at Cybellum, a PC security firm in Tel Aviv, Israel, have discovered a rather nasty new zero-day attack that allows remote attackers to hijack popular antivirus programs and turn them into malicious agents. The technique is called DoubleAgent, named after the fact that a compromised antivirus agent might give the illusion

Source: Hot Hardware – DoubleAgent Exploit Uses Microsoft Verifier Tool And Your Antivirus App To Hijack Your PC