alert dns $HOME_NET any -> any any (msg:"ET INFO Out-of-Band Interaction Domain in DNS Lookup (oast .pro)"; dns.query; dotprefix; content:".oast.pro"; nocase; endswith; reference:url,github.com/projectdiscovery/interactsh; reference:url,unit42.paloaltonetworks.com/exploits-interactsh/; classtype:bad-unknown; sid:2036890; rev:2; metadata:attack_target Client_Endpoint, created_at 2022_06_07, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, updated_at 2024_04_18, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1567, mitre_technique_name Exfiltration_Over_Web_Service; target:src_ip;)