alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET HUNTING Possible Fake Nintendo User-Agent Observed"; flow:established,to_server; http.user_agent; content:"|20 28|Nintendo|20|"; content:"|3b 20|U|3b 20 3b 20|"; distance:0; fast_pattern; content:"en|29|"; distance:0; reference:url,en-americas-support.nintendo.com/app/answers/detail/a_id/13802/~/nintendo-3ds-internet-browser-specs; classtype:misc-activity; sid:2052806; rev:1; metadata:attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_05_21, deployment Perimeter, deployment SSLDecrypt, confidence Low, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_05_21;)