Returned mail: Data format error

Dear user of lists.village.virginia.edu, administration of lists.village.virginia.edu would like to let you know that.

Your account has been used to send a large amount of junk email messages during this week.
Most likely your computer was compromised and now runs a trojan proxy server.

We recommend you to follow our instructions in order to keep your computer safe.

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