Symantec AntiVirus found a virus in an attachment from "Bounced mail" <postmaster(a)lists.jboss.org&gt;. Attachment: attachment.scr Risk: W32.Sality.U Action taken: Delete succeeded File status: Deleted The original message was received at Mon, 9 Mar 2009 15:27:09 +0530 from 147.127.52.170 ----- The following addresses had permanent fatal errors ----- <jopr-dev(a)lists.jboss.org&gt; ----- Transcript of the session follows ----- .... while talking to host lists.jboss.org.: 550 5.1.2 <jopr-dev@lists.jboss.org>... Host unknown (Name server: host not found)