alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET PHISHING Github Phishing Landing 2018-07-19"; flow:established,from_server; file_data; content:"form action=|22|login.php|22|"; content:"<h1>Sign in to GitHub</h1>"; distance:0; fast_pattern; content:"<input type=|22|text|22 20|name=|22|username|22|"; distance:0; classtype:social-engineering; sid:2025873; rev:1; metadata:attack_target Client_Endpoint, created_at 2018_07_19, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, tag Phish, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)