Threat Outbreak Alert: Fake Bank Payment Information Email Messages on October 1, 2013

Medium

Alert ID:

31095

First Published:

2013 October 2 13:04 GMT

Version:

1

Summary

• Cisco Security has detected significant activity related to spam email messages that claim to contain bank payment information notification. The text in the email message attempts to convince the recipient to open the attachment and view the details. However, the 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 (RuleID7292) may contain the following files:

> Payment Advice.rar
Payment Advice.scr

The Payment Advice.scr file in the Payment Advice.rar attachment has a file size of 396,288 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0x56855F4C3E360C2F5D93723430D7370E

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

> Subject: Fwd: Payment Advice Ref:1[G41978847387] / ACH credits / Customer Ref:[PO925110]???

Message Body:

Dear Sir/Madam,
The attached payment advice is issued at the request of our customer. The
advice is for your reference only.
Yours faithfully,
Global Payments and Cash Management
HSBC

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		2013-October-02 13:04 GMT
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