Rule History

alert tcp $HOME_NET any -> $EXTERNAL_NET !6661:6668 (msg:"ET MALWARE IRC DCC chat request on non-standard port"; flow:to_server,established; content:"PRIVMSG "; nocase; depth:8; content:" |3a|.DCC CHAT chat"; nocase; classtype:policy-violation; sid:2000350; rev:11; metadata:created_at 2010_07_30, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26, reviewed_at 2024_09_16;)