alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"🐾 - 🚨 HTTP Connection ➡ Internet from 🐧 Linux"; flow:to_server, stateless; threshold:type limit, track by_src,count 1, seconds 86400; http.user_agent; content:"Mozilla/5.0 |28|X11|3B|"; fast_pattern; nocase; content:"Linux"; nocase; content:!"Mozilla/5.0 |28|X11|3B| Linux x86_64|29| AppleWebKit/537.36 |28|KHTML, like Gecko|29| Chrome/60.0.3112.32 Safari/537.36"; metadata:created_at 2021_04_26, updated_at 2023_10_30; sid:3300032; rev:7; classtype:policy-violation;)