alert dns $HOME_NET any -> any any (msg:"ET INFO Anydesk Relay Domain (net .anydesk .com) in DNS Lookup"; dns.query; dotprefix; content:".net.anydesk.com"; nocase; endswith; reference:url,support.anydesk.com/knowledge/firewall; classtype:misc-activity; sid:2060507; rev:1; metadata:affected_product Any, attack_target Client_and_Server, created_at 2025_03_03, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, tag AnyDesk, updated_at 2025_03_03, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1219, mitre_technique_name Remote_Access_Software;)