Threat Outbreak Alert: Fake Wells Fargo Advisors Email Messages on November 26, 2013

2013-11-26T19:59:40
ID CISCO-THREAT-31917
Type ciscothreats
Reporter Cisco
Modified 2013-11-26T19:59:40

Description

Medium

Alert ID:

31917

First Published:

2013 November 26 19:59 GMT

Version:

1

Summary

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

Email messages that are related to this threat (RuleID8044) may contain the following files:

> Message.zip
Message.com

The Message.com file in the Message.zip attachment has a file size of 20,992 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0x447174978C49807C00BEA640EAEA254D

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

> Subject: Wells Fargo Advisors Online Documents Activated

Message Body:

Wells Fargo Advisors
Secure Email from Wells Fargo Advisors
To Read This Message:
Look for and open Message.zip (typically at the top or bottom; location varies by email service).
Need help?
Support information , Video tutorial or
call the support line at 1.877.879.2495, option 3.
Personal Security Image
Your email: storrence@geico.com
ATTENTION: THIS E-MAIL MAY BE AN ADVERTISEMENT OR SOLICITATION FOR
PRODUCTS AND SERVICES.
To unsubscribe from marketing emails from an individual Wells Fargo
Advisors financial advisor, reply to one of his/her emails and type 'Unsubscribe' in the
subject line.
To unsubscribe from marketing emails from Wells Fargo and its affiliates, unsubscribe at
www.wellsfargoadvisors.com/unsubscribe.
Neither of these actions will affect delivery of important service messages regarding your
accounts that we may need to send you or preferences you may have previously
set for other email services. For additional information regarding our electronic
communication policies, visit:
hxxp: //wellsfargoadvisors.com/disclosures/email-disclosure.html
Investments in securities and insurance products are:
NOT FDIC-INSURED/NO BANK-GUARANTEES/MAY LOSE VALUE
Investment professionals are registered representatives of Wells Fargo Advisors, LLC,
a registered broker dealer and a separate non-bank affiliate of Wells Fargo &
Company. Member FINRA/SIPC. 1 North Jefferson, St. Louis, MO 63103.
Email Security Powered by Voltage IBE
Copyright 2013 Wells Fargo. All rights reserved

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-26 19:59 GMT
    Show Less

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