alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT_KIT Sweet Orange applet July 08 2013"; flow:established,from_server; file_data; content:"<applet"; nocase; content:"value"; distance:0; nocase; pcre:"/^[\r\n\s]*?=[\r\n\s]*?[\x22\x27][^\x22\x27]+?(?P<dot>[a-f0-9]{2})([^a-f0-9]{2}){1,20}(?P<p>(?!(?P=dot))[a-f0-9]{2})([^a-f0-9]{2}){1,20}(?P<h>(?!((?P=p)|(?P=dot)))[a-f0-9]{2})([^a-f0-9]{2}){1,20}(?P=p).+?value[\r\n\s]*?=[\r\n\s]*?[\x22\x27][^\x22\x27]+?(?P=dot)([^a-f0-9]{2}){1,20}(?P<e>[a-f0-9]{2})([^a-f0-9]{2}){1,20}(?P<x>(?!(?P=e))[a-f0-9]{2})([^a-f0-9]{2}){1,20}(?P=e)(([^a-f0-9]{2}){1,20})?[\x22\x27]/Rs"; flowbits:set,et.exploitkitlanding; classtype:exploit-kit; sid:2017115; rev:8; metadata:created_at 2013_07_09, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)