Cisco Security has detected significant activity related to spam e-mail messages that claim to contain a state tax return rejection notification from TurboTax for the recipient. The text in the e-mail message attempts to convince the recipient to open the attachment for more information. However, the .zip
attachment contains a malicious .exe
file that, when executed, attempts to infect the system with malicious code.
E-mail messages that are related to this threat (RuleID5301) may contain the following files:
file in the TAX_977121824.zip
attachment has a file size of 154,624 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0x6F4B289B92C638DFF2DB2B3E5913DF0E
The following text is a sample of the e-mail message that is associated with this threat outbreak:
Subject: TurboTax: State Return Rejected
Your Tax Return Status: State Return Rejected Your State Return Has Been Rejected! What this means:
Your 2012 Personal return "TAX_977121824" has been rejected. All information has been reviewed and validated by Intuit, please find more information attached. You will be prompted to open (view) the file or save (download) it to your computer.
Need copies of your tax returns for your records?
You can sign in to TurboTax any time and print or save copies for your records by clicking on the Print Center tab in the upper right corner of your screen.
Note: If you e-filed a federal return, you will receive a separate status email about that return.
We recommend keeping copies of all status emails for your records.
Thanks for using TurboTax!
Note: This email was automatically generated. Please do not respond to this email address; it comes from our automated alert system, which is not monitored for responses.
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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 security appliances 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 security appliances are automatically updated to prevent both spam e-mail and hostile web URLs from being passed to the end user.
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