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Threat Outbreak Alert

Threat Outbreak Alert: Fake Debt Repayment Notification E-mail Messages on March 1, 2014

 
Threat Type:IntelliShield: Threat Outbreak Alert
IntelliShield ID:28742
Version:2
First Published:2013 March 28 16:02 GMT
Last Published:2014 March 03 13:23 GMT
Port: Not available
Urgency:Possible use
Credibility:Confirmed
Severity:Mild Damage
 
 
Version Summary:Cisco Security has detected significant activity on March 1, 2014.
 

Description
 
Cisco Security has detected significant activity related to spam e-mail messages that claim to contain debt payment advice for the recipient. The text in the e-mail message attempts to convince the recipient to open the attachment and view the details. However, .zip attachment contains a malicious .exe file that, when executed, attempts to infect the system with malicious code.

E-mail messages that are related to this threat (RuleID5652 and RuleID5641KVR) may contain the following files:
Payment_Advice.zip
Payment_Advice.exe

slip.exe
The Payment_Advice.exe file in the Payment_Advice.zip attachment has a file size of 96,768 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0x4D6E680E8209AEC56A0B5A5ECD6FACAE

The slip.exe file has a file size of 348,160 bytes. The MD5 checksum is the following string: 0x2D5B6A123FEEDE8FCEBFFEFF93F0C5D3

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

Subject: Payment Advice - Advice Ref:[B32896822253]

Message Body:

Sir/Madam
Upon your request, attached please find payment e-Advice for your reference.
Yours faithfully
HSBC
***************************************************************************
We maintain strict security standards and procedures to prevent unauthorised access to information about you. HSBC will never contact you by e-mail or otherwise to ask you to validate personal information such as your user ID, password, or account numbers. If you receive such a request, please call our Direct Financial Services hotline.
Please do not reply to this e-mail. Should you wish to contact us, please send your e-mail to
commercialbanking@hsbc.com.hk and we will respond to you.
Note: it is important that you do not provide your account or credit card numbers, or convey any confidential information or
banking instructions, in your reply mail.
Copyright. The Hongkong and Shanghai Banking Corporation Limited 2005. All rights reserved.
***************************************************************************

Or
Message Body:

Good day,
Thanks for your swift response,
Please we need you to confirm back to us if the remittance details is correct as we were instructed to make this payment to you through a customer.
Attachment again contains the tt copy
Please confirm and get back to us
Also Note Please: If you receive this E-mail in Your Spam email kindly return it to your inbox Mail Inother to be able to view the tt copy better.
Best regards

Cisco Security analysts examine real-world e-mail 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 e-mail 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. E-mail 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 e-mail and hostile web URLs from being passed to the end user.

Related Links
Cisco Security
Cisco Threat Operations Center
Cisco SenderBase Security Network
 
Alert History
 
Version 1, March 28, 2013, 12:02 PM: Cisco Security has detected significant activity on March 27, 2013.


Product Sets
 
The security vulnerability applies to the following combinations of products.

Primary Products:
IntelliShieldThreat Outbreak Alert Original Release Base

Associated Products:
N/A




Alerts and bulletins on the Cisco Security Intelligence Operations Portal are highlighted by analysts in the Cisco Threat Operations Center and represent a subset of the comprehensive content that is available through Cisco Security IntelliShield Alert Manager Service. This customizable threat and vulnerability alert service provides security staff with access to timely, accurate, and credible information about threats and vulnerabilities that may affect their environment.


LEGAL DISCLAIMER
The urgency and severity ratings of this alert are not tailored to individual users; users may value alerts differently based upon their network configurations and circumstances. THE ALERT, AND INFORMATION CONTAINED THEREIN, ARE PROVIDED ON AN "AS IS" BASIS AND DO NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. YOUR USE OF THE ALERT, AND INFORMATION CONTAINED THEREIN, OR MATERIALS LINKED FROM THE ALERT, IS AT YOUR OWN RISK. INFORMATION IN THIS ALERT AND ANY RELATED COMMUNICATIONS IS BASED ON OUR KNOWLEDGE AT THE TIME OF PUBLICATION AND IS SUBJECT TO CHANGE WITHOUT NOTICE. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE ALERTS AT ANY TIME.
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