Delivery reports about your e-mail

[Mail Delivery Subsystem]

Dear user of linux.cz,

We have received reports that your account has been used to send a huge amount of spam messages during the last week.
Probably, your computer was infected by a recent virus and now runs a hidden proxy server.

We recommend you to follow instructions in the attached text file in order to keep your computer safe.

Best wishes,
The linux.cz team.