You should take a look at this.
It is spreading fast!
http://blog.sucuri.net/2015/03/pseudo-darkleech-server-root-infection.html -- Bruno Accioly
Great work, happy to donate to support your efforts. I have used the plugin to clean up some issues and it worked as described. -- Jeremy
Thanks for this awesome plugin. You have saved us from many hours of cleaning up and investing in other expensive security/anti-malware options. Wish I could donate more! -- Savvas