alert tcp $EXTERNAL_NET 25565 -> $HOME_NET any (msg:"ET GAMES MINECRAFT Server response inbound"; flow:established,from_server; content:"|7B 22|"; depth:10; classtype:policy-violation; sid:2021701; rev:1; metadata:created_at 2015_08_21, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)