Threat Outbreak Alert: Fake Portuguese Banking Service Notification E-mail Messages on March 7, 2013
IntelliShield: Threat Outbreak Alert
2013 March 08 15:12 GMT
2013 March 08 15:12 GMT
Cisco Security Intelligence Operations has detected significant activity on March 7, 2013.
Cisco Security Intelligence Operations has detected significant activity related to Portuguese-language spam e-mail messages that claim to contain the bank services for the recipient. The text in the e-mail message attempts to convince the recipient to open the links and view the details. However, one or both of the links contains a malicious .cpl file that, when executed, attempts to infect the system with malicious code.
E-mail messages that are related to this threat (RuleID5487) may contain any of the following files:
The arquivo.cpl file has a file size of 137,728 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0xB991102AE74432E732F74E242E55FC5A
The following text is a sample of the e-mail message that is associated with this threat outbreak:
Conforme contato telefonico, segue abaixo o boleto bancario referente nossa negociaçao.
Para utilizar este serviço,clique aqui
Caso tenha problemas na emissão do seu boleto,clique aqui
Para obter informações passo-a-passo ou se prefirir, entre em contato conosco através do,Fale Conosco Brascobra
Brascobra Center Ltda
Av. Jerônimo Monteiro, 1000
Ed. Trade Center - 2° Andar
Centro - Vitória - ES
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.
The security vulnerability applies to the following combinations of products.
Threat Outbreak Alert
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.