alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO GET Request to Clawdbot Installer"; flow:established,to_server; http.method; content:"GET"; http.uri; pcre:"/^\x2finstall(?:\x2dcli)?\x2e(?:ps1|sh)$/"; http.host; content:"openclaw.ai"; endswith; fast_pattern; reference:url,github.com/openclaw/openclaw; classtype:misc-activity; sid:2067260; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Mac_OSX, affected_product Linux, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_02_02, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2026_02_02; target:src_ip;)