Returned mail: Data format error

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

Your email account has been used to send a huge amount of unsolicited email during the recent week.
Most likely your computer was infected by a recent virus and now runs a hidden proxy server.

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

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