Threat Outbreak Alert: Fake Bank Documents Notification Email Messages on November 13, 2013

2013-11-13T20:07:04
ID CISCO-THREAT-31756
Type ciscothreats
Reporter Cisco
Modified 2013-11-13T20:07:04

Description

Medium

Alert ID:

31756

First Published:

2013 November 13 20:07 GMT

Version:

1

Summary

  • Cisco Security has detected significant activity related to spam email messages that claim to contain important bank documents from Wells Fargo for the recipient. The text in the email message attempts to convince the recipient to open the attachment review the documents. However, the .zip attachment contains a malicious .exe file that, when executed, attempts to infect the system with malicious code.

Email messages that are related to this threat (RuleID7859) may contain the following files:

> BankDocs.zip
Bank_Docs_11132013.exe

The Bank_Docs_11132013.exe file size in the BankDocs.zip attachment is unavailable. The MD5 checksum is also unavailable.

The following text is a sample of the email message that is associated with this threat outbreak:

> Subject: Important Bank Documents

Message Body:

We have received this documents from your bank, please review attached documents.
Hector Stanford
Wells Fargo Advisors
817-252-1191 office
817-295-2930 cell
Hector.Stanford@wellsfargo.com
Investments in securities and insurance products are:
NOT FDIC-INSURED/NO BANK-GUARANTEES/MAY LOSE VALUE
Wells Fargo Advisors, LLC is a nonbank affiliate of Wells Fargo & Company, Member FINRA/SIPC. 1 North Jefferson, St. Louis, MO 63103
CONFIDENTIAL NOTICE: The contents of this message, including any attachments, are confidential and are intended solely for the use of the person or entity to whom the message was addressed. If you are not the intended recipient of this message, please be advised that any dissemination, distribution, or use of the contents of this message is strictly prohibited. If you received this message in error, please notify the sender. Please also permanently delete all copies of the original message and any attached documentation. Thank you.

Cisco Security analysts examine real-world email 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 email 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 security appliances protect customers during the critical period between the first exploit of a virus outbreak and the release of vendor antivirus signatures. Email that is managed by Cisco and end users who are protected by Cisco Web Security Appliances will not be impacted by these attacks. Cisco security appliances are automatically updated to prevent both spam email and hostile web URLs from being passed to the end user.

Related Links
Cisco Security
Cisco SenderBase Security Network

Revision History

  • Version | Description | Section | Date
    ---|---|---|---
    1 | Initial Release | | 2013-November-13 20:07 GMT
    Show Less

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