alert tcp $HOME_NET any -> any 6667 (msg:"ET DELETED Likely Botnet Activity"; flow:to_server,established; content:"PRIVMSG|20|"; depth:8; pcre:"/(cheguei gazelas|meh que tao|Status|Tempo|Total pacotes|Total bytes|M?dia de envio|portas? aberta)/i"; classtype:string-detect; sid:2001620; rev:10; metadata:created_at 2010_07_30, signature_severity Unknown, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)