Versions (3)
Version DetailsCurrent
Rev: 5 • Oct 10, 2017, 12:00 PMET POLICY Observed IP Lookup Domain (l2 .io in DNS Lookup)
alert dns $HOME_NET any -> any any (msg:"ET POLICY Observed IP Lookup Domain (l2 .io in DNS Lookup)"; dns.query; content:"l2.io"; endswith; classtype:external-ip-check; sid:2024831; rev:5; metadata:attack_target Client_Endpoint, created_at 2017_10_10, deployment Perimeter, confidence Medium, signature_severity Informational, updated_at 2020_09_15;)
Oct 10, 2017, 12:00 PM
Sep 15, 2020, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-policy.rules