alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY Edwards Packed proxy.pac from 724sky"; flow:established,from_server; file_data; content:"eval(function(p,a,c"; content:"|7C|FindProxyForURL|7C|"; nocase; content:"|7c|proxy|7c|"; nocase; content:"|7c|baidu|7c|"; nocase; reference:md5,50bd21aac1f57d90c54683995ec102aa; classtype:misc-activity; sid:2021511; rev:3; metadata:created_at 2015_07_23, deployment Perimeter, confidence High, signature_severity Informational, updated_at 2023_05_08;)