The following message is an attempt to get you to open the attached file which contains a virus:

Dear user of e-mail server "Autonerdz.com",

We warn you about some attacks on your e-mail account. Your computer may
contain viruses, in order to keep your computer and e-mail account safe,
please, follow the instructions.

Advanced details can be found in attached file.

Cheers,
    The Autonerdz.com team                 http://www.autonerdz.com