alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET INFO JJEncode Encoded Script"; flow:established,to_client; file.data; content:"$$$$|3a|(![]+|22 22|)["; pcre:"/^(?P<global_var>((?!(\]\,__\$\x3a\+\+)).)+)]\,__\$\x3a\+\+(?P=global_var)/R"; classtype:bad-unknown; sid:2017127; rev:3; metadata:created_at 2013_07_11, confidence High, signature_severity Informational, updated_at 2024_03_13;)