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Aug 29 2008   5:05 PM GMT
Eag   5 pts.

Delivery Failures for mail I did not send - Spoofing or Trojan


Trojans, Spam, malware, SMTP transmission failure, SMTP Trace

I'm getting delivery failures for email I didn't send. It's probabaly someone spoofing my account, but could it be a trojan sending emails directly via SMTP? How can I tell? Is there a way to query the SMTP service for a list of sent emails?

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KevinBeaver   3540 pts.  |   Sep 29 2008  3:37PM GMT

Chances are good that your email address is on a spam list and spam is addressed to make it look like you sent it. Happens to me a lot. The next best thing is to monitor your SMTP logs on your server or better yet setup a network analyzer (such as OmniPeek or CommView) somewhere between you and your server or on the server itself that monitors outbound SMTP traffic.