Threat Outbreak Alert: Fake Terminal Agent Key Reset Notification Email Messages on January 14, 2014

2014-01-16T20:30:40
ID CISCO-THREAT-32473
Type ciscothreats
Reporter Cisco
Modified 2014-01-16T20:30:40

Description

Medium

Alert ID:

32473

First Published:

2014 January 16 20:30 GMT

Version:

1

Summary

  • Cisco Security has detected significant activity related to spam email messages that claim to contain a terminal agent key reset notification for the recipient. The text in the email message attempts to convince the recipient to open the attachment for instructions on installing a new certificate. 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 (RuleID8470KVR) may contain the following files:

> osoa617aAgent.cert2014.zip
WUPOS.2014.exe

The WUPOS.2014.exe file in the osoa617aAgent.cert2014.zip attachment has a file size of 468,480 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0x43CCFE953F222FAB549E532EF640F283

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

> Subject: New terminal instructions

Message Body:

**Dear Operator,
Your terminal agent key certificate has been reseted due security reasons.
New installing instructions you can find in zip file.
If you require further assistance, please do not hesitate to contact us.
Thank you. Best regards,


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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.

Related Links
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Revision History

  • Version | Description | Section | Date
    ---|---|---|---
    1 | Initial Release | | 2014-January-16 20:30 GMT
    Show Less

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