Threat Outbreak Alert: Fake Tax Refund Notification Email Messages on January 21, 2014

2014-01-21T21:27:58
ID CISCO-THREAT-32509
Type ciscothreats
Reporter Cisco
Modified 2014-01-21T21:27:58

Description

Medium

Alert ID:

32509

First Published:

2014 January 21 21:27 GMT

Version:

1

Summary

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

Email messages that are related to this threat (RuleID8556) may contain the following files:

> TurboTax_Payment_Confirmation.scr
TurboTax_Payment_Confirmation.zip

The TurboTax_Payment_Confirmation.scr file in the TurboTax_Payment_Confirmation.zip attachment has a file size of 411,136 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0x25875DE2AB3FC279BDBD6A1231BD6FD2

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

> Message Body:

Dear Loyal Customer,
You've received a Tax Refund of $4,120.55.
Kindly find attached file to view your Refund Confirmation
from TurboTax.
Please keep this refund confirmation for your records.
NOTE: TurboTax/IRS will not request your banking details through email, sms or telephone.
Thank you for using TurboTax®.
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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.

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Revision History

  • Version | Description | Section | Date
    ---|---|---|---
    1 | Initial Release | | 2014-January-21 21:27 GMT
    Show Less

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