alert dns $HOME_NET any -> any any (msg:"ET MALWARE OSX/SHLAYER CnC Domain in DNS Lookup"; dns.query; content:"api.youdarlingme.com"; nocase; bsize:20; classtype:domain-c2; sid:2038975; rev:1; metadata:affected_product Mac_OSX, attack_target Client_Endpoint, created_at 2022_09_26, deployment Perimeter, malware_family Shlayer, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_09_26;)