The cat-and-mouse game has begun. Apple in its pursuit of nabbing the bad Mac malware rolled out fourth new security update to XProtect, its list of malware definitions on 3rd June around 5:00 AM PDT. The latest update is intended to cover all the 5 known variants viz. MacDefender, MacSecurity, MacProtector, MacGuard, MacShield (the latest variant recognized as OSX.MacDefender.E.) of Mac Defender, the fake Mac anti-virus program.
See the image of new Mac malware variant. aka. MacShield