Threat Outbreak Alert: Fake Credit Card Transaction Email Messages on May 14, 2014

2014-05-15T12:00:21
ID CISCO-THREAT-34236
Type ciscothreats
Reporter Cisco
Modified 2014-05-15T12:00:21

Description

Medium

Alert ID:

34236

First Published:

2014 May 15 12:00 GMT

Version:

1

Summary

  • Cisco Security has detected significant activity related to spam email messages that claim to contain an unauthorized credit card transaction notification for the recipient. The text in the email message attempts to convince the recipient to open the attachment and view the details. However, the .rar 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 (RuleID9978) may contain the following files:

> cclog.scr
Authorization.rar

The cclog.scr file in the Authorization.rar attachment has a file size of 784,448 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0x2AC6D6D05AAF066E6A72601DCDC580C4

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

> Subject: Urgent Authorization

Message Body:

Attention,
We detected someone has used your credit card fraudulently on our store and we have attached the
credit card transaction carried out on your name to this email.Kindly check the attached
document if you actually authorized the transaction or not
Regards

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 | | 2014-May-15 12:00 GMT
    Show Less

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