SlashGear

Dear Apple: welcome to the malware race. Despite Apple having released a new, daily-updating antivirus system yesterday to clean out the MacDefender menace, the authors of the malware responded within hours with a new version that bypasses the OS X defenses. ZDNet reports that it took less than 8hrs from the Mac Security Update 2011-003 definitions being released to an updated MacDefender build arriving. Read The Full Story

Apple's attempts to handle the MacDefender malware have already been circumnavigated by the apps author, with a new version resilient to the official removal method in the wild within 12 hours. Spotted by Intego, the updated variant now uses a two-part approach to infection. Renamed as MacGuard, it first installs a downloader - with no administrator password required, as long as the person using the Mac has an administrator account - and then that grabs the new version of MacDefender and installs that without the user realizing. Read The Full Story