alert dns $HOME_NET any -> any any (msg:"ET MALWARE ComRAT CnC Domain in DNS Lookup"; dns.query; content:"sanitar.ml"; nocase; bsize:10; reference:url,us-cert.cisa.gov/ncas/analysis-reports/ar20-303a; classtype:targeted-activity; sid:2031139; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_10_29, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_11_19;)