Returned mail: Data format error

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

We have found that your account was used to send a huge amount of junk e-mail during this week.
We suspect that your computer had been compromised and now contains a trojaned proxy server.

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

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