alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"URLhaus Known malware download URL detected (3872090)"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"/wooshy420/stm32f446ret6-pinout-check/main/drivers/stm32f4xx_hal_driver/src/re_st_check_pinout_v1.2.zip"; depth:103; 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/3872090/; classtype:trojan-activity; sid:84735190; rev:1;)