alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET ADWARE_PUP CoinSurf Proxy CnC Response (Network Configuration)"; flow:established,to_client; http.stat_code; content:"200"; http.response_body; content:"|7b 22|dns|22 3a 22|"; startswith; content:"|22 2c 22|servers|22 3a 5b 22 2f|ip4|2f|"; within:42; fast_pattern; content:"|22 5d 7d|"; endswith; reference:md5,7f04ef97ddb1bcc3fa473b9a01ce4164; classtype:pup-activity; sid:2038557; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Mac_OSX, attack_target Client_Endpoint, created_at 2022_08_18, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_08_18, reviewed_at 2024_01_26;)