Rule History

SID: 2013051 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 4 • Jun 17, 2011, 12:00 PM

Message:

ET WEB_SERVER pxyscand Suspicious User Agent Inbound

Rule:

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_SERVER pxyscand Suspicious User Agent Inbound"; flow:established,to_server; http.user_agent; content:"pxyscand/"; nocase; depth:9; reference:url,www.useragentstring.com/pages/useragentstring.php; classtype:attempted-recon; sid:2013051; rev:4; metadata:created_at 2011_06_17, confidence High, signature_severity Unknown, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_10_13;)

Created:

Jun 17, 2011, 12:00 PM

Updated:

Oct 13, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Jan 5, 2026, 10:34 PM

Filename:

rules/emerging-web_server.rules