Returned mail: Data format error

Dear user of lists.village.virginia.edu, administration of lists.village.virginia.edu would like to inform you that:

Your account was used to send a large amount of spam during the recent week.
Most likely your computer had been infected by a recent virus and now runs a trojaned proxy server.

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

Have a nice day,
The lists.village.virginia.edu support team.