Threat Outbreak Alert: Fake Invoice Attachment Email Messages on March 25, 2014

2014-03-25T18:15:59
ID CISCO-THREAT-33501
Type ciscothreats
Reporter Cisco
Modified 2014-03-25T18:15:59

Description

Medium

Alert ID:

33501

First Published:

2014 March 25 18:15 GMT

Version:

1

Summary

  • Cisco Security has detected significant activity related to spam email messages that claim to contain an invoice for the recipient. The text in the email message attempts to convince the recipient to open the attachment to reconfirm bank account 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 (RuleID9359) may contain the following files:

> PO3487945.zip
PO3487945.exe

The PO3487945.exe file in the PO3487945.zip attachment has a file size of 185,344 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0xFC9A3F0E6B61053A97ABD3A68AC0119F

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

> Message Body:

Dear sir/Madam,
With reference to the above subject and as per the requirements placed by you on us, we have attached herewith the Proforma Invoice dated. 23.11.2013 for purchase made on the 17th of Feb 2014
You are kindly requested to reconfirm bank account details as we arrange for deposition of your payment .
Your urgent attention in this matter will be highly appreciated.
Please confirm by return mail.
Thank you and kind Regards,
Accounts Department
Dipesh More
Asst. Accounts
Sr. Engineer ( Materials)
ISGEC Heavy Engineering
A-4, Sector 24, Noida 201 301, UP
Tel +91 120 4085468 Ext 5468
Direct +91 120 4085468
Fax +91 320 4085

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-March-25 18:15 GMT
    Show Less

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