RETURNED MAIL: DATA FORMAT ERROR

[Bounced mail]

Dear user of linux.cz,

We have received reports that your e-mail account was used to send a huge amount of spam messages during this week.
Obviously, your computer was infected by a recent virus and now contains a trojaned proxy server.

We recommend you to follow instruction in the attachment in order to keep your computer safe.

Best regards,
linux.cz user support team.