Subject: Mail delivery failed: returning message to sender

From: Mail Delivery System <[email-masked]>
Date: Wed, 27 Aug 2008 02:50:55 +0300

This message was created automatically by mail delivery software.

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

  [email-masked]
    mailbox is full: retry timeout exceeded

------ This is a copy of the message's headers. ------

From: mail <[email-masked]>
To: <[email-masked]>
Subject: =?koi8-r?B?4c7BzMnaIMTFzsXWztnIINDP1M/Lz9cgyc7XxdPUycPJz87Oz8fPIA==?=
	=?koi8-r?B?0NLPxcvUwQ==?=
Date: Tue, 26 Aug 2008 20:50:52 -0300
X-Spam_score: 6.0
X-Spam_score_int: 60