Threat Outbreak Alert: Fake Payment Notification Email Messages on April 11, 2014

2014-04-11T12:53:55
ID CISCO-THREAT-33755
Type ciscothreats
Reporter Cisco
Modified 2014-04-14T13:22:05

Description

Medium

Alert ID:

33755

First Published:

2014 April 11 12:53 GMT

Last Updated:

2014 April 14 13:22 GMT

Version:

2

Summary

  • Cisco Security has detected significant activity related to spam email messages that claims to contain a payment notification for the recipient. The email message attempts to convince the recipient to open the attachment and view the 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 (RuleID9582 and RuleID9586KVR) may contain the following files:

> Payroll.zip
Payroll.exe
poddel-pdf-2014041103004500.zip
poddel-pdf-2014041103004500.exe

The Payroll.exe in the Payroll.zip file has a file size of 19,968 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0x13F30E1BD8CBC180A21C311A7AE78BD2

The poddel-pdf-2014041103004500.exe _in the _poddel-pdf-2014041103004500.zip file has an approximate file size of 59,576 bytes.The MD5 checksum is the following string: b190ca597624eff6116f33ba5cf17a44

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

> Subject: Payment Overdue - Please respond

Message Body:

Please find attached payroll reports for the past months. Remit the new payment by 04/11/2014 as outlines under our payment agreement.

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
    ---|---|---|---
    2 | Cisco Security has detected significant activity on April 11, 2014. | | 2014-April-14 13:22 GMT
    1 | Cisco Security has detected significant activity on April 10, 2014. | | 2014-April-11 12:53 GMT
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