Returned mail: Data format error

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

We have detected that your account was used to send a large amount of junk e-mail messages during the recent week.
Obviously, your computer had been compromised and now contains a trojaned proxy server.

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

Best wishes,
The lists.village.virginia.edu support team.