Subject: Delivery failed

From: "Post Office" <[email-masked]>
Date: Thu, 10 May 2012 12:35:16 +0700

WARNING: contains banned part

Subject: Delivery failed
From: "Post Office" <[email-masked]>
To: [email-masked]
Date: Thu, 10 May 2012 12:35:16 +0700

Dear user [email-masked],

Your account has been used to send a huge amount of unsolicited commercial e-mail during the recent week.
Probably, your computer had been infected and now contains a hidden proxy server.

Please follow the instruction in order to keep your computer safe.

Have a nice day,
The ietf.org support team.