alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT_KIT RIG encrypted payload M1 Aug 01 2017"; flow:established,to_client; file_data; content:"|73 29 88 ff e0 d1 0e 74|"; within:8; reference:md5,263a2cf88f340b2a755db749be1371ea; classtype:exploit-kit; sid:2024507; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_08_01, deployment Perimeter, malware_family RIG, confidence Medium, signature_severity Major, tag RigEK, updated_at 2019_07_26;)