alert dns $HOME_NET any -> any any (msg:"ET MALWARE Kimsuky APT CnC Domain in DNS Lookup"; dns.query; content:"alps.travelmountain.ml"; bsize:22; nocase; reference:url,mp.weixin.qq.com/s/8RgFvA_rOR2nIGxjWbEq-w; classtype:domain-c2; sid:2032922; rev:1; metadata:affected_product Android, attack_target Client_Endpoint, created_at 2021_05_06, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_05_06;)