alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET PHISHING Generic Smail Phishing Landing 2018-01-29"; flow:established,to_client; file_data; content:"...|7c|1|7c|Smail Code|7c|1|7c|..."; fast_pattern; nocase; content:"ALTER ANYTHING BELOW THIS LINE"; nocase; distance:0; classtype:social-engineering; sid:2025259; rev:1; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2018_01_29, deployment Perimeter, confidence Medium, signature_severity Minor, tag Phishing, updated_at 2019_07_26;)