alert tcp $HOME_NET any -> $EXTERNAL_NET 1024: (msg:"ET MALWARE [eSentire] Win32/Spy.Banker.ADIO CnC Checkin"; flow:to_server,established; dsize:<35; content:"|3c 7c|"; depth:2; content:"|7c 3e|OPERADOR|3c 7c 3e|"; fast_pattern; distance:0; reference:md5,f45991556122b07d501fa995bd4e74a7; classtype:command-and-control; sid:2025652; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_07_11, deployment Perimeter, malware_family Banking_Trojan, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)