alert udp $HOME_NET 1024:65535 -> $EXTERNAL_NET 1024:65535 (msg:"ET DELETED eMule KAD Network Hello Request (2)"; dsize:27; content:"|e4 10|"; depth:2; byte_test:2,<,65535,0,relative; threshold:type limit, count 5, seconds 600, track by_src; reference:url,emule-project.net; classtype:policy-violation; sid:2009971; rev:6; metadata:created_at 2010_07_30, signature_severity Unknown, updated_at 2019_07_26;)