alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT_KIT RIG EK Payload Jul 05 2016"; flow:established,from_server; file_data; content:"|3b 2d dd 4b 40 77 77 41|"; within:8; classtype:exploit-kit; sid:2022949; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2016_07_05, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, tag Exploit_kit_RIG, updated_at 2019_07_26;)