alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE ClickFix Fake Update Related Domain in TLS SNI (pley .es)"; flow:established,to_server; tls.sni; bsize:7; content:"pley.es"; fast_pattern; reference:url,proofpoint.com/us/blog/threat-insight/clipboard-compromise-powershell-self-pwn; classtype:bad-unknown; sid:2052608; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2024_05_14, deployment Perimeter, malware_family ClickFix, performance_impact Low, confidence Medium, signature_severity Major, tag compromised_website, updated_at 2024_05_14, reviewed_at 2025_07_14, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)