Rule History

SID: 2010088 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 7 • Jul 30, 2010, 12:00 PM

Message:

ET SCAN Suspicious User-Agent Containing Web Scan/er Likely Web Scanner

Rule:

alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (msg:"ET SCAN Suspicious User-Agent Containing Web Scan/er Likely Web Scanner"; flow:established,to_server; http.user_agent; content:"web"; nocase; depth:200; content:"scan"; nocase; distance:0; classtype:attempted-recon; sid:2010088; rev:7; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2010_07_30, deployment Perimeter, confidence Medium, signature_severity Major, tag User_Agent, updated_at 2020_08_06;)

Created:

Jul 30, 2010, 12:00 PM

Updated:

Aug 6, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-scan.rules