Threat Outbreak Alert: Fake Bill Notice Email Messages on February 11, 2014

2014-02-12T16:49:41
ID CISCO-THREAT-32831
Type ciscothreats
Reporter Cisco
Modified 2014-02-12T16:49:41

Description

Medium

Alert ID:

32831

First Published:

2014 February 12 16:49 GMT

Version:

1

Summary

  • Cisco Security has detected significant activity related to spam email messages that claim to contain an invoice reminder notification for the recipient. The text in the email message attempts to convince the recipient to open the attachment to view further 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 (RuleID8825) may contain the following files:

> bill.351-083.zip
bill.351-083.PDF______.exe

The bill.351-083.PDF______.exe file in the bill.351-083.zip attachment has a file size of 87,552 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0x1FD3A9267DA1BFD3E9D324FF2B71BE24

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

> Subject: Invoice Reminder

Message Body:

Dear Customer
This is a notification that the invoice has been generated on 02/05/2014. Your payment method is: credit card. The order reference is 33985.
Your credit card will be charged for 676 USD.
You can find details of the order and delivery:
hxxp: //www.studiochiarelli.eu/02-2014/billing/bill.351-083.zip
Respectfully yours,
Bainbridge International Company
Anastacio Gibbs

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-February-12 16:49 GMT
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