I've got a couple of machines that definitely recently had viruses and very likely still do. I've run Norton AV, Radix RootKit remover, Sophos Rootkit remover, Spybot, Ad-Aware, CA Antivirus Plus, ...
For OS X, I have discovered Rootkit Hunter recently and liked the functionality. What other rootkit/spyware scanners for OS X have been developed that are available for use?
Just executed rkhunter on my new MBP which runs a freshly installed Mac OS X and I get the following warnings: Checking for passwd file changes [ Warning ] Checking ...