alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3871187)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/unlluckyyy/ai-powered-research-assistant-using-langchain/main/citizen/assistant_using_research_a_powered_langchain_1.5.zip"; depth:123; endswith; nocase; http.host; content:"raw.githubusercontent.com"; depth:25; isdataat:!1,relative; metadata:created_at 2026_06_22; reference:url, urlhaus.abuse.ch/url/3871187/; classtype:trojan-activity; sid:84734287; rev:1;)