alert dns $HOME_NET any -> any any (msg:"ET DELETED Magecart CnC Domain Observed in DNS Query"; dns.query; content:"contextjs.info"; nocase; endswith; reference:url,www.riskiq.com/blog/labs/magecart-reused-domains/?utm_campaign=magecart-reused-domains; classtype:domain-c2; sid:2028609; rev:5; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2019_09_19, deployment Perimeter, malware_family MageCart, confidence High, signature_severity Major, updated_at 2022_11_21;)