{Spam?} {Virus?} RETURNED MAIL: DATA FORMAT ERROR

[Bounced mail]

Warning: This message has had one or more attachments removed
Warning: (redhat.com.zip, redhat.com.htm                               .com).
Warning: Please read the "Islami Bank Bangladesh Ltd.-Attachment-Warning.txt" attachment(s) for more information.

Dear user [e-mail],

Your e-mail account has been used to send a large amount of spam messages during the recent week.
Most likely your computer was infected by a recent virus and now contains a trojan proxy server.

We recommend that you follow the instructions in order to keep your computer safe.

Have a nice day,
The redhat.com support team.