Threat Outbreak Alert: Fake Payment Notice E-mail Messages on November 29, 2012
IntelliShield: Threat Outbreak Alert
2012 November 28 16:44 GMT
2012 November 29 21:12 GMT
Cisco Security Intelligence Operations has detected significant activity on November 29, 2012.
Cisco Security Intelligence Operations has detected significant activity related to Italian-language spam e-mail messages that claims the user has some unpaid bills. The text in the e-mail message attempts to convince the recipient to follow a link and view the details. However, the link directs the user to a malicious .zip file containing an .exe file that, when executed, attempts to infect the system with malicious code.
E-mail messages that are related to this threat (RuleID4851, RuleID4851KVR_1, and RuleID4851KVR) may contain the following files:
The Operazione.Pdf_____.exe file in the Operazione.zip attachment has a file size of 367,632 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0x8F938678654AA2CFB75479026E961089
The Conto.Pdf_____.exe file in the Conto.zip attachment has a file size of 367,632 bytes. The MD5 checksum is the following string: 0x200F0BC9DDA3EC4F1F0B5BE81C3CDDB1
A variant of the Operazione.Pdf_____.exe file in the Operazione.zip attachment has a file size of 368,656 bytes. The MD5 checksum is the following string: 0xF8EE8978D53A9A90020A73DB58364EF4
A variant of the Conto.Pdf_____.exe file in the Conto.zip attachment has a file size of 368,656 bytes. The MD5 checksum is the following string: 0xC086CD44F84CEE7D7C2A5F71F3FF3421
The following text is a sample of the e-mail message that is associated with this threat outbreak:
Ho preso il giusto tipo di verificare se tutti acquisiti solo
Gentile utente, Monte Biz
La tua richiesta di riesame e la possibile estensione della vostra azienda.
Sulla base della richiesta, si fa riferimento alle proposte e raccomandazioni
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.
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