alert dns $HOME_NET any -> any any (msg:"ET INFO Interactsh Domain in DNS Lookup (.interact .sh)"; dns.query; dotprefix; content:".interact.sh"; nocase; endswith; reference:url,unit42.paloaltonetworks.com/exploits-interactsh/; classtype:bad-unknown; sid:2034198; rev:1; metadata:attack_target Client_Endpoint, created_at 2021_10_15, deployment Perimeter, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_10_15;)