http://microsoftupdate.{BLOCKED}1.name

 Analysis by: Clarisa Joyce Velasco

 URL BLOCKING DATE/TIME: 15 May 2013 08:20:00 PM GMT-8
 RATING: HIGH
 DOMAIN: ns1.name
 CATEGORY: Disease Vector
 DESCRIPTION:

BKDR_POISON.MEA connects to this website to send and receive information. This backdoor was downloaded by a malicious script hosted on a compromised website of the US Department of Labor.