Threat Outbreak Alert

Threat Outbreak Alert: Fake Shipment Invoice Notification Email Messages on June 13, 2013

 
Threat Type:IntelliShield: Threat Outbreak Alert
IntelliShield ID:29669
Version:1
First Published:2013 June 14 12:58 GMT
Last Published:2013 June 14 12:58 GMT
Port: Not available
Urgency:Possible use
Credibility:Confirmed
Severity:Harassment
 
Version Summary:Cisco Security Intelligence Operations has detected significant activity on June 13, 2013.
 

Description
 
Cisco Security Intelligence Operations has detected significant activity related to spam email messages that claim to contain a DHL shipment invoice. The text in the email message attempts to convince the recipient to open the attachment and view the details. However, the .pdf 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 (RuleID6275) may contain the following files:

AAA0000000.pdf
LAM{_dhl}.exe

The LAM{_dhl}.exe file in the AAA0000000.pdf attachment has a file size of 113,152 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0x4FBDE39E9F9818A88BDF2B66EDBE80C7

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

Subject: Possible phishing email

Message Body:

THIS IS AN AUTOMATED MESSAGE, DO NOT REPLY
Dear Customer,
Please find attached your invoice in PDF format, dated 13/06/2013 for shipments and services supplied by DHL Express.
If you would like to download your invoice in a different format, click here to go to the DHL e-Billing website. You can also view your account details and on line invoice history here.
In the event of a problem with opening the attachment, please contact the e-Billing support team on 020 8831 5363 for assistance.
For all invoice content related queries, please contact 08442 480 777.
We look forward to receiving your payment in due course, and within the agreed credit terms as stated on your invoice.
We would like to thank you for using the services of DHL Express.
With kind regards,
The DHL e-Billing team
Click here to download Adobe Acrobat Reader
PROTECT YOUR PASSWORD

Cisco Security Intelligence Operations 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 Intelligence Operations
Cisco Threat Operations Center
Cisco SenderBase Security Network
 
Alert History
 
Initial Release


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

Primary Products:
IntelliShieldThreat Outbreak Alert Original Release Base

Associated Products:
N/A




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