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SID: 2007885 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 13Jul 30, 2010, 12:00 PM

ET USER_AGENTS Suspicious User-Agent (downloader)

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET USER_AGENTS Suspicious User-Agent (downloader)"; flow:to_server,established; http.user_agent; content:"downloader"; depth:10; endswith; classtype:pup-activity; sid:2007885; rev:13; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2010_07_30, deployment Perimeter, confidence High, signature_severity Minor, tag User_Agent, updated_at 2020_11_19;)

Jul 30, 2010, 12:00 PM

Nov 19, 2020, 12:00 PM

Sep 21, 2024, 3:00 AM

May 30, 2025, 12:04 AM

rules/emerging-user_agents.rules