alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET PHISHING Comcast/Xfinity Phishing Landing 2018-03-30"; flow:established,to_client; file_data; content:"<!-- saved from url="; nocase; fast_pattern; within:300; content:")https://"; within:15; pcre:"/^[^/]+(?:xfinity|comcast)\.(?:com|net)/Ri"; classtype:social-engineering; sid:2025450; rev:1; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2018_03_30, deployment Perimeter, confidence Medium, signature_severity Minor, tag Phishing, updated_at 2019_07_26;)