alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT NuclearPack Java exploit binary get request"; flow:established,to_server; content:"GET"; http_method; nocase; content:"Java/1."; fast_pattern; http_user_agent; pcre:"/[a-f0-9]{32,64}\/[a-f0-9]{32,64}/\w$/U"; classtype:exploit-kit; sid:2015000; rev:7; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2012_07_03, deployment Perimeter, malware_family Nuclear, signature_severity Critical, tag Exploit_Kit, tag Nuclear, updated_at 2019_10_08;)