Cisco Security has detected significant activity related to spam email messages that claim to contain a purchase order request notice for the recipient. The text in the email message attempts to convince the recipient to open the attachment to view the purchase order and image samples. However, the .rar
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 (RuleID9580) may contain the following files:
#PO001 NEW LIST.rar
#PO001 NEW LISTS.SCR
The #PO001 NEW LISTS.SCR
file in the #PO001 NEW LIST.rar
attachment has a file size of 226,816 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0x7C306707F63EF180749A0220D61BEDFD
The following text is a sample of the email message that is associated with this threat outbreak:
Please find attached our purchase orders and image samples needed. plz send us your proforma invoice urgent.
Awaiting your soonest reply.
Al Wessam Co
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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