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Threat Outbreak Alert

Threat Outbreak Alert: Fake iTunes Gift Certificate E-mail Messages on May 26, 2010

 
Threat Type:IntelliShield: Threat Outbreak Alert
IntelliShield ID:20468
Version:3
First Published:2010 May 07 14:43 GMT
Last Published:2010 May 26 14:09 GMT
Port: Not available
Urgency:Unlikely Use
Credibility:Confirmed
Severity:Mild Damage
 
 
Version Summary:

Cisco Security Intelligence Operations has detected significant activity on May 26, 2010.

 

Description
 

Cisco Security Intelligence Operations has detected significant activity related to spam e-mail messages that claim to contain an iTunes gift certificate.? The text in the e-mail message instructs the recipient to open the attached .zip file to retrieve and validate?the gift certificate code.??The .zip file contains a malicious .exe file that, when executed, attempts to infect the targeted system with malicious code.

E-mail messages that are related to this threat (RuleID2743, RuleID2757 and RuleID2782) may contain the following files:

iTunes_certificate_197.zip
iTunes_certificate_147.exe

Gift_Certificate_277.zip
Gift_Certificate_277.exe
Gift_Certificate_131.zip
Gift_Certificate_131.exe

The iTunes_certificate_147.exe file has a file size of 51,200 bytes.? The MD5 checksum, which is a unique identifier of the executable, is the following string: 0x0E50C0085BC6D75226A5C06AC1637DF1

The Gift_Certificate_277.exe file has a file size of 70,144 bytes.? The MD5 checksum is the following string: 0xA952A30105D747C4337BEDED87482DF4

The Gift_Certificate_131.exe file has a file size of 34,304 bytes.? The MD5 checksum is the following string: 0x75809A70E8773D51C5B20DD0F7B8163E

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

Subject: Thank you for buying iTunes Gift Certificate!

Message Body:

Hello!
?
You have received an iTunes Gift Certificate in the amount of $50.00
You can find your certificate code in attachment? below.

Then you need to open iTunes. Once you verify your account, $50.00 will be credited to your account, so you can start buying music, games, video? right away.

iTunes Store.

The malware associated with this threat outbreak appears to be a trojan that belongs to the Trojan.Sasfis family.? This trojan may modify the system registry and attempt to download and install additional malware on the targeted system.? Reports indicate that this trojan may attempt to contact the davidopolko.ru host.

Cisco Security Intelligence Operations 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 IronPort systems to protect customers.? This report will be updated if there are significant changes or if the risk to end users increases.
?
Cisco IronPort Virus Outbreak Filters 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 IronPort web security appliances will not be impacted by these attacks.? Cisco IronPort 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 Intelligence Operations
Cisco Threat Operations Center
Cisco SenderBase Security Network

 
Alert History
 

Version 2, May 12, 2010, 10:34 AM:? Cisco Security Intelligence Operations has detected significant activity on May 11, 2010.

Version 1, May 7, 2010, 10:43 AM: Cisco Security Intelligence Operations has detected significant activity on May 6, 2010.



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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