alert tcp $HOME_NET any -> $EXTERNAL_NET !1433 (msg:"ET MALWARE Bancos.DV MSSQL CnC Connection Outbound"; flow:to_server,established; flowbits:isset,ET.MSSQL; content:"|49 00 B4 00 4D 00 20 00 54 00 48 00 45 00 20 00 4D 00 41 00 53 00 54 00 45 00 52 00|"; classtype:command-and-control; sid:2013411; rev:1; metadata:created_at 2011_08_16, malware_family Bancos, confidence High, signature_severity Major, tag Banking_Trojan, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)