Here is a malicious e-mail with a dangerous Trojan horse attached, claiming that the victim received eFax sent by J2 Global Communications. The email appeared as if it came from an e-mail address at linkedin.com, but it was not sent from there.
A Sample of the Malicious Email
Fax Message [Caller-ID: 837091732]
You have received a 27 pages fax at Tue, 12 Feb 2013 05:11:17 -0500, (578)-746-6998.
* The reference number for this fax is [eFAX-062107024].
View attached fax using your Internet Browser.
© 2013 j2 Global Communications, Inc. All rights reserved.
eFax is a registered trademark of j2 Global Communications, Inc.
This account is subject to the terms listed in the eFax ? Customer Agreement.
The name of the attachment is: Efax_Corporate.htm. Do not open the attachment, it is a Trojan horse called JS:Redirector-AGO.