Neo-reGeorg tunnel.jsp/jspx web shell drop on WebLogic/PeopleSoft

This rule monitors for the creation of known Neo-reGeorg web shell files ('tunnel.jsp', 'tunnel.jspx') within common web server directory paths, such as 'webapps', 'applications', 'wlserver', 'PSHTTP', 'PORTAL', or 'webserv'. Neo-reGeorg is a popular tunneling web shell used by adversaries to facilitate persistent access and proxy traffic into a compromised environment.