GPL SCAN superscan echo

Query · suricata

dsize:8;
itype:8;
content:"|00 00 00 00 00 00 00 00|";
Raw source GPL SCAN superscan echo · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert icmp $EXTERNAL_NET any -> $HOME_NET any (
    msg:"GPL SCAN superscan echo";
    dsize:8;
    itype:8;
    content:"|00 00 00 00 00 00 00 00|";
    classtype:attempted-recon;
    sid:2100474; rev:5;
    metadata:created_at 2010_09_23, confidence Medium, signature_severity Informational, updated_at 2019_07_26;
)

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