NACHA Spam / badthen.com

More NACHA spam, this time leading to a malicious payload on badthen.com. Stupidly (again) the NACHA email appears to come from linkedin.com.

Date:      Wed, 14 Dec 2011 05:36:48 +0900
From:      "LinkedIn" [linkedin@em.linkedin.com]
Subject:      ACH transfer suspended

The ACH transaction (ID: 137297301664), recently initiated from your bank account (by you or any other person), was rejected by the Electronic Payments Association.
Rejected transfer
Transaction ID:     137297301664
Rejection Reason     See details in the report below
Transaction Report     report_137297301664.doc (Microsoft Word Document)

13450 Sunrise Valley Drive, Suite 100 Herndon, VA 20171 (703) 561-1100

© 2011 NACHA - The Electronic Payments Association

The malware is on badthen.com/main.php?page=977334ca118fcb8c  hosted on 173.230.130.158 (Linode, US). Blocking the IP address will block any other malware domains on the same server.