alert dns $HOME_NET any -> any any (msg:"ET MALWARE Phorpiex CnC Domain in DNS Lookup"; dns.query; content:"b0t.to"; depth:6; nocase; endswith; classtype:command-and-control; sid:2027756; rev:3; metadata:attack_target Client_Endpoint, created_at 2019_07_24, deployment Perimeter, confidence High, signature_severity Major, updated_at 2020_09_17;)