Firstly, I would like to find out what is "Botnet Malware" Botnet is a term for a collection of software robots which run autonomously and automatically in the "Zombie Computers". For details, please refer to WiKi.
There two malware bundles are called OSX.lservice and OSX.lservice.B and appear to be spread within pirated copies of iWork09 and Photoshop CS4, distributed on P2P torrent network.
Every Mac users, please beware of downloading software from torrent network .....
For details, please refer to the following link