alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE AMOS ClickFix Campaign - AMOS Payload Request"; flow:established,to_server; http.method; content:"GET"; http.uri; pcre:"/\x2f(?:arm64|x86_64)\x2f/"; content:"/amos_bin"; within:9; endswith; fast_pattern; reference:url,ransom-isac.org/blog/macos-clickfix-amos-campaign; classtype:trojan-activity; sid:2072074; rev:1; metadata:affected_product Mac_OSX, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_09_17, deployment Perimeter, deployment SSLDecrypt, malware_family AMOS_Stealer, confidence High, signature_severity Major, updated_at 2026_09_17, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1105, mitre_technique_name Ingress_Tool_Transfer; target:src_ip;)