Threat Outbreak Alert: Fake Package Detainment Notification Email Messages on December 2, 2013

2013-12-03T00:36:14
ID CISCO-THREAT-31960
Type ciscothreats
Reporter Cisco
Modified 2013-12-03T00:36:14

Description

Medium

Alert ID:

31960

First Published:

2013 December 3 00:36 GMT

Version:

1

Summary

  • Cisco Security has detected significant activity related to spam email messages that claim to contain a package detainment notification from UK Customs and Border Protection for the recipient. The text in the email message attempts to convince the recipient to open the attachment for details. 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 (RuleID8094) may contain the following files:

> Royal-Mail_7CE9869F8F.zip
3.exe

The 3.exe file in the Royal-Mail_7CE9869F8F.zip attachment has a file size of 131,072 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0xF594E395286013EB54BF2E5599A6DD27

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

> Subject: Mail - Lost / Missing package

Message Body:

Royal Mail
Mail - Lost / Missing package - UK Customs and Border Protection
Royal Mail has detained your package for some reason (for example, lack of a proper invoice, bill of sale, or other documentation, a possible trademark violation, or if the package requires a formal entry) the RM International Mail Branch holding it will notify you of the reason for detention (in writing) and how you can get it released.
Please fulfil the documents attached.
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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 | | 2013-December-03 00:36 GMT
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