Rule History

SID: 2012959 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 5 • Jun 9, 2011, 12:00 PM

Message:

ET USER_AGENTS MacShield User-Agent Likely Malware

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET USER_AGENTS MacShield User-Agent Likely Malware"; flow:established,to_server; http.user_agent; content:"MacShield"; startswith; reference:url,blog.spiderlabs.com/2011/06/analysis-and-evolution-of-macdefender-os-x-fake-av-scareware.html; classtype:trojan-activity; sid:2012959; rev:5; metadata:created_at 2011_06_09, confidence High, signature_severity Major, updated_at 2020_08_13;)

Created:

Jun 9, 2011, 12:00 PM

Updated:

Aug 13, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-user_agents.rules