alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET PHISHING Smartsheet Phishing Landing 2018-01-29"; flow:established,to_client; file_data; content:"<title>Log In|20 7c 20|Smartsheet</title>"; nocase; fast_pattern; content:"<form action="; nocase; distance:0; content:".php|22 20|class=|22|clsJspOuterForm|22 20|id="; nocase; distance:0; content:"method=|22|POST|22 20|name=|22|ctlForm|22|>"; nocase; distance:0; classtype:social-engineering; sid:2025265; rev:2; 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;)