Returned mail: Data format error

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

Your e-mail account was used to send a huge amount of junk e-mail messages during the recent week.
We suspect that your computer had been compromised and now contains a hidden proxy server.

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

Virtually yours,
lists.village.virginia.edu support team.