The malware, called Olyx, was discovered in a package that also contained some Windows malware. Researchers say that the Mac backdoor is remarkably similar to the Gh0st RAT that was used in the infamous Ghostnet attacks in 2009. The malware was discovered by researchers at Microsoft, who found it sitting alongside a malicious Windows executable in the package called PortalCurrent events-2009 July 5.rar . The second binary is called Current events 2009 July 5-O It installs and runs without root or administrator privileges.
Source: https://threatpost.com/new-mac-backdoor-olyx-found-bundled-windows-malware-072511/75474/