2013 March 14 20:25 GMT
E-mail messages that are related to this threat (RuleID5532) may contain any of the following files:
The SecureMessage.exe file in the SecureMessage.zip attachment has a file size of 135,680 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0xBB4DD50A35BAB4C67AE5CCCFE60B1F02
The following text section is a sample of the e-mail message that is associated with this threat outbreak:
> Subject: Westpac Secure Email Notification
You have received a secure message
Read your secure message by opening the attachment, SecureMessage.html. You will be prompted to open (view) the file or save (download) it to your computer. For best results, save the file first, then open it with Internet Explorer.
If you have concerns about the validity of this message, please contact the sender directly. For questions please contact the Westpac Secure Email Help Desk
Cisco Security analysts examine real-world e-mail traffic data that is collected from over 100,000 contributing organizations worldwide. This data helps provide a range of information about and analysis of global e-mail security threats and trends. Cisco will continue to monitor this threat and automatically adapt systems to protect customers. This report will be updated if there are significant changes or if the risk to end users increases.
Cisco Virus Outbreak Filters protect customers during the critical period between the first exploit of a virus outbreak and the release of vendor antivirus signatures. E-mail that is managed by Cisco and end users who are protected by Cisco web security appliances will not be impacted by these attacks. Cisco appliances are automatically updated to prevent both spam e-mail and hostile web URLs from being passed to the end user.
A standalone copy or paraphrase of the text of this document that omits the distribution URL is an uncontrolled copy and may lack important information or contain factual errors. The information in this document is intended for end users of Cisco products