Amphimix was not likely to be encountered by Mac users, and appeared to have been written as a proof-of-concept highlighting a vulnerability in Apple’s software.Leap-A, the first ever virus for Mac OS X was discovered.Laroux, the first Excel macro virus, was released and hit owners of Windows computers.Mac users escaped unaffected at first – at least until the release of Excel 98 for Mac meant they could also become victims.In 1982, 15-year-old student Rich Skrenta wrote the Elk Cloner virus, capable of infecting the boot sector of Apple II computers.
Running on early versions of Apple’s Mac OS, one Hyper Card virus displayed a message about Michael Dukakis’s US presidential bid before self-destructing: "Greetings from the Hyper Avenger! I was created by a mischievous 14 year old, and am completely harmless. Peace on earth and have a nice day" The MDEF virus (aka Garfield) emerged, infecting application and system files on the Mac.) and others who believe that the malware problem on Macs is underestimated by the Apple-loving community.Hopefully this short history will go some way to present the facts, and encourage sensible debate.In late 2010, I wrote a short history of Apple Mac malware.Since then there have been some significant developments, so here’s a revised and updated version.Rich Skrenta, by the way, went on to found the web companies Topix and Blekko.