Just this morning our company started receiving a slew of emails claiming an update to Microsoft Outlook.

Beware this update is not legit.

Here is the header and the email.

Return-path: <babyinggm52@sippmedia.com>

Envelope-to:

Delivery-date: Wed, 24 Jun 2009 10:46:42 -0400

Received: from [186.59.1.137] (port=29394 helo=186-59-1-137.speedy.com.ar)

by boreas.hmdnsgroup.com with esmtp (Exim 4.69)

(envelope-from <babyinggm52@sippmedia.com>)

id 1MJTiy-0003e5-B9; Wed, 24 Jun 2009 10:45:20 -0400

Received: from 186.59.1.137 by mail.sippmedia.com; Wed, 24 Jun 2009 11:45:13 -0300

From: “Microsoft Customer Support” <no-reply@microsoft.com>

To: <xxxx>

Subject: Critical Update for Microsoft Outlook

Date: Wed, 24 Jun 2009 11:45:13 -0300

Message-ID: <000d01c9f4da$617c1720$6400a8c0@babyinggm52>

MIME-Version: 1.0

Content-Type: multipart/alternative;

boundary=”—-=_NextPart_000_000E_01C9F4DA.617C1720″

X-Priority: 3 (Normal)

X-MSMail-Priority: Normal

X-Mailer: Microsoft Outlook IMO, Build 9.0.2416 (9.0.2911.0)

X-MimeOLE: Produced By Microsoft MimeOLE V4.72.2106.4

Importance: Normal

X-HMDNSGroup-MailScanner-Information: Please contact the ISP for more information

X-HMDNSGroup-MailScanner-ID: 1MJTiy-0003e5-B9

X-HMDNSGroup-MailScanner: Found to be clean

X-HMDNSGroup-MailScanner-SpamCheck: not spam, SpamAssassin (not cached,

timed out)

From: Microsoft Customer Support [mailto:no-reply@microsoft.com]
Sent: Wednesday, June 24, 2009 7:45 AM
To: xxx
Subject: Critical Update for Microsoft Outlook

No virus found in this incoming message.
Checked by AVG – www.avg.com
Version: 8.5.339 / Virus Database: 270.12.90/2200 – Release Date: 06/24/09 12:49:00