This mail is probably spam.  The original message has been attached
along with this report, so you can recognize or block similar unwanted
mail in future.  See http://spamassassin.org/tag/ for more details.

Content preview:  Hello there, I would like to inform you about important
  information regarding your email address. This email address will be
  expiring. Please read attachment for details. --- Best regards,
  Administrator aosazrbz [...] 

Content analysis details:   (7.80 points, 5 required)
NO_REAL_NAME       (1.0 points)  From: does not include a real name
SUBJ_HAS_SPACES    (1.4 points)  Subject contains lots of white space
SUBJ_HAS_UNIQ_ID   (1.1 points)  Subject contains a unique ID
FORGED_MUA_THEBAT  (4.3 points)  Forged mail pretending to be from The Bat!

The original message did not contain plain text, and may be unsafe to
open with some email clients; in particular, it may contain a virus,
or confirm that your address can receive spam.  If you wish to view
it, it may be safer to save it to a file and open it with an editor.