alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT Nuclear EK JAR URI Struct Nov 05 2013"; flow:established,to_server; flowbits:set,et.exploitkitlanding; http.uri; content:"/14"; fast_pattern; content:".jar"; endswith; pcre:"/\/14\d{8}(?:\.jar)?$/"; http.user_agent; content:"Java/1."; classtype:exploit-kit; sid:2017666; rev:13; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2013_11_05, deployment Perimeter, malware_family Nuclear, confidence High, signature_severity Critical, tag Exploit_Kit, tag Nuclear, updated_at 2024_03_17;)