Apple fights back Flashback malware
At April 13, following the discovery of this botnet, Apple released a patch for Mac OS X Snow Leopard (10.6) and Leo (10.7). This disables the default Java applets and in case of reactivation, blocks them automatically if no applet is loaded for a long time.
A new update is now available for Mac OS X Leopard (10.5). This tool identifies the best known variants of Flashback and cleans infected machines. Apple also released a tool to automatically disable the versions of Flash Player does not have the latest security updates.
Apple continues its fight against malware Flashback and publishes a patch for users of Mac OS X 10.5.