Remove Asprox Botnet Controller from Linux Server

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http://www.linuxquestions.org – My Linux Server got hacked and a bot got installed on it. So far, I have removed every nginx process and file from my server and I am blocking all of the ports accept 80 and a randomly chosen port for SSH. Is anybody familiar with this and know of other things that I can do to remove this and figure out if it is still running? Code: Hello, An IP hosted on your server, *##.##.###.##*, has been blacklisted by Spamhaus (http://www.spamhaus.org/sbl/query/SBL187854).  Unfortunately, because this is a violation of our AUP, and because the listing is negatively affecting other customers the (HowTos)