Rule History

SID: 2003649 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 9 • Jul 30, 2010, 12:00 PM

Message:

ET MALWARE Hupigon User Agent Detected (SykO)

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Hupigon User Agent Detected (SykO)"; flow:established,to_server; http.user_agent; content:"SykO"; startswith; classtype:trojan-activity; sid:2003649; rev:9; metadata:created_at 2010_07_30, confidence High, signature_severity Major, updated_at 2024_02_13;)

Created:

Jul 30, 2010, 12:00 PM

Updated:

Feb 13, 2024, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-malware.rules