Threat Outbreak Alert: Fake Online Browser Security Verification E-mail Messages on May 10, 2013
IntelliShield: Threat Outbreak Alert
2013 May 10 16:54 GMT
2013 May 10 16:54 GMT
Cisco Security Intelligence Operations has detected significant activity on May 10, 2013.
Cisco Security Intelligence Operations has detected significant activity related to German-language spam e-mail messages that claim to contain browser security details for the recipient. The text in the e-mail message attempts to convince the recipient to follow a link and run the safety test. However, the link directs the user to a malicious .exe file that, when executed, attempts to infect the system with malicious code.
E-mail messages that are related to this threat (RuleID6011) may contain the following file:
The amazon-sicherheitscheck.exe file has a file size of 122,880 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0xA6AA16716BFD4E85B36D23B240BE6A8B
The following text is a sample of the e-mail message that is associated with this threat outbreak:
Subject: : [Amazon]Service-Center
Kunde: Roland Rothfu
Sehr geehrte/r Herr/Frau Roland Rothfu,
Sie haben es fast geschafft !
Führen Sie bitte den nachfolgenden Sicherheitstest durch:
Dieser überprüft Ihre Browser Konfiguration und schützt Sie rund um die Uhr, damit Sie wie gewohnt bei Amazon Shoppen können.
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 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 Intelligence Operations Cisco Threat Operations Center Cisco SenderBase Security Network
The security vulnerability applies to the following combinations of products.
Threat Outbreak Alert
Original Release Base
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.
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.