ET MALWARE Reply Sinkhole - irc-sinkhole.cert.pl

Query · suricata

flow:established,from_server;
content:"|3a|irc|2d|sinkhole|2e|cert|2e|pl"; nocase; fast_pattern;
content:"|3a|End of MOTD command|2e|";
Raw source ET MALWARE Reply Sinkhole - irc-sinkhole.cert.pl · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MALWARE Reply Sinkhole - irc-sinkhole.cert.pl";
    flow:established,from_server;
    content:"|3a|irc|2d|sinkhole|2e|cert|2e|pl"; nocase; fast_pattern;
    content:"|3a|End of MOTD command|2e|";
    classtype:trojan-activity;
    sid:2019354; rev:2;
    metadata:created_at 2014_10_06, confidence High, signature_severity Major, updated_at 2019_10_08;
)

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