alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT_KIT Sweet Orange applet structure June 27 2013"; flow:established,from_server; file_data; content:"<applet"; content:"<param value=|22|1|22| name=|22|WindowSize|22|>"; fast_pattern; distance:0; content:"value"; nocase; distance:0; pcre:"/^[\r\n\s]*?=[\r\n\s]*?[\x22\x27][^\x22\x27]*?[a-f0-9]/R"; content:"value"; nocase; distance:0; pcre:"/^[\r\n\s]*?=[\r\n\s]*?[\x22\x27][^\x22\x27]*?[a-f0-9]/R"; content:"value"; nocase; distance:0; pcre:"/^[\r\n\s]*?=[\r\n\s]*?[\x22\x27][^\x22\x27]*?[a-f0-9]/R"; flowbits:set,et.exploitkitlanding; classtype:exploit-kit; sid:2017075; rev:6; metadata:created_at 2013_06_28, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_03_17;)