alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT BeEF Framework Comment In Response"; flow:established,to_client; file.data; content:"Browser Exploitation Framework (BeEF) - http://beefproject.com"; fast_pattern; reference:url,github.com/beefproject/beef; classtype:attempted-user; sid:2038616; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_08_25, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_08_25;)