received this spam email, but I think it's not from Facebook... Anyway, I scanned the attachment, it contains virus... So be careful upon receiving this kind of emails from Facebook...
From: "Facebook Messages" [email@example.com]
Message contains attachments: 1 File (46KB) Facebook_password_845.zip
Virus detected File: Facebook_password_845.zip
Dear user of facebook,
Because of the measures taken to provide safety to our clients, your password has been changed. You can find your new password in attached document.