alert dns $HOME_NET any -> any any (msg:"ET MALWARE Cobalt Strike Related Domain in DNS Lookup"; dns.query; content:"api.musicbee.getlist.destinycraftpe.com"; nocase; bsize:39; reference:url,twitter.com/Unit42_Intel/status/1470778363254128651; reference:md5,b873bfa8dec8c3a1f62c30903e59e849; classtype:domain-c2; sid:2034725; rev:1; metadata:attack_target Client_Endpoint, created_at 2021_12_14, deployment Perimeter, malware_family Cobalt_Strike, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_12_14;)