alert dns $HOME_NET any -> any any (msg:"ET MALWARE DonotGroup Staging Domain in DNS Query"; dns.query; content:"datasecure.icu"; nocase; endswith; classtype:domain-c2; sid:2030331; rev:3; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2020_06_12, deployment Perimeter, confidence High, signature_severity Major, updated_at 2020_11_17;)