alert dns $HOME_NET any -> any any (msg:"ET MALWARE APT32 CnC in DNS Lookup"; dns.query; content:"search.webstie.net"; nocase; endswith; reference:url,threatvector.cylance.com/en_us/home/threat-spotlight-ratsnif-new-network-vermin-from-oceanlotus.html; classtype:targeted-activity; sid:2027654; rev:3; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2019_07_02, deployment Perimeter, confidence High, signature_severity Major, updated_at 2020_09_17;)