Secure my centos Plesk unix server from spammer ? !

This project was awarded to dfk for $150 USD.

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Project Description

I am worried someone has installed a script on my server, I have changed the root password but it seems to have not helped

I get the messages

Hi. This is the qmail-send program at

I'm afraid I wasn't able to deliver your message to the following addresses.

This is a permanent error; I've given up. Sorry it didn't work out.


[url removed, login to view] failed after I sent the message.

Remote host said: 554 delivery error: dd This user doesn't have a [url removed, login to view] account () [0] - [url removed, login to view]

--- Below this line is a copy of the message.

Return-Path: <>

Received: (qmail 17839 invoked by uid 0); 13 Jan 2011 09:33:48 +0000

Date: 13 Jan 2011 09:33:48 +0000

Message-ID: <>

etc etc

In my mail box, It seems someone using my server to send spam.

I will also need a version of cacti totally removed and perhaps a free server scanner or similar if one is available to scan in future for such trojans, scripts etc

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