alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET DELETED Blackhole Try Prototype Catch June 11 2012"; flow:from_server,established; content:"try{"; content:"=prototype"; within:25; content:"|3b|}catch("; within:15; classtype:bad-unknown; sid:2014888; rev:6; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2012_06_12, deployment Perimeter, malware_family Blackhole, signature_severity Critical, tag Blackhole, tag Exploit_Kit, updated_at 2019_07_26;)