Cisco Security has detected significant activity related to spam email messages that claim to contain payment details from a purchase order for the recipient. The text in the email message attempts to convince the recipient to open the attachment for details. However, the .zip
attachment contains a malicious .scr
file that, when executed, attempts to infect the system with malicious code.
Email messages that are related to this threat (RuleID7679) may contain the following files:
file in the Payment TTcopy.zip
attachment has a file size of 2,220,032 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0x4AE86CB5C869BB7DAB0D91033F5353E1
The following text is a sample of the email message that is associated with this threat outbreak:
Subject: Payment copy
Please find in this email our payment details for the order our client has placed from your company. The details and all relevant information regarding this purchase is attached. I look forward to receiving a response from you and details of shippment of our purchase.
Cisco Security 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.
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