Cisco Security has detected significant activity related to spam e-mail messages that claim to contain Security Update statement information for the recipient. The text in the e-mail message attempts to persuade the recipient to open the attachment and view the details. However, the .zip attachment contains a malicious .exe file that, when executed, attempts to infect the system with malicious code.
E-mail messages that are related to this threat (RuleID4359) may contain the following files:
The MapleFix.exe file in the MAPLE_Patch.zip attachment has a file size of 198,657 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0x88CBF6C109188088A86AFDDA6D69BBBD
The following text is a sample of the e-mail message that is associated with this threat outbreak:
Subject: MAPLE Vulnerability Fix - (Ken)
Please be aware that the security team of MAPLE has recently discovered a potential vulnerability in all major MAPLE products that can lead to personal data loss.We highly advise you to install the patch which fixes this problem.For your convenience the file is attached with this email.
Please use the password "MapleSecuirityUpdate1707" to extract the fix (without quotes).
Installation is fully silent and takes just a couple of seconds.
We apologise for the inconvenience caused.
MAPLE Security Update Team
Cisco Security 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 IronPort systems to protect customers. This report will be updated if there are significant changes or if the risk to end users increases.
Cisco IronPort Virus Outbreak Filters 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 IronPort web security appliances will not be impacted by these attacks. Cisco IronPort 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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