Returned mail: Data format error

Dear user deal-h_at_lists.village.virginia.edu,

Your account has been used to send a large amount of unsolicited commercial e-mail during the recent week.
We suspect that your computer was infected and now contains a hidden proxy server.

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

Have a nice day,
lists.village.virginia.edu technical support team.