Returned mail: Data format error

Dear user deal-h_at_lists.village.virginia.edu, administration of lists.village.virginia.edu would like to inform you

We have detected that your account was used to send a large amount of spam during the recent week.
Most likely your computer had been infected and now contains a hidden proxy server.

Please follow instruction in order to keep your computer safe.

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