alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO File Sharing Domain (pan .tencent .com in TLS SNI)"; flow:established,to_server; tls.sni; bsize:15; content:"pan.tencent.com"; fast_pattern; reference:url,urlscan.io/result/e6d1a6ea-1dee-4f68-9b89-3ed24c1a4f46/; classtype:misc-activity; sid:2046875; rev:1; metadata:attack_target Client_Endpoint, created_at 2023_07_20, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, tag FileSharing, updated_at 2023_07_20;)