Rule History

SID: 2027942 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 3 • Sep 3, 2019, 12:00 PM

Message:

ET POLICY DNS Query to a Reverse Proxy Service Observed

Rule:

alert dns $HOME_NET any -> any any (msg:"ET POLICY DNS Query to a Reverse Proxy Service Observed"; dns.query; content:".serveo.net"; nocase; endswith; classtype:policy-violation; sid:2027942; rev:3; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2019_09_03, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_17;)

Created:

Sep 3, 2019, 12:00 PM

Updated:

Sep 17, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 23, 2025, 9:34 PM

Filename:

rules/emerging-policy.rules