alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE AveMaria Initial CnC Checkin"; flow:established,to_server; dsize:12; content:"|29 bb 66 e4 00 00 00 00 00 00 00 00|"; fast_pattern; reference:url,app.any.run/tasks/67362469-76df-4b19-bfda-5d95a2b4d179; classtype:command-and-control; sid:2026736; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_12_15, deployment Perimeter, malware_family AveMaria, performance_impact Low, confidence High, signature_severity Major, tag Stealer, updated_at 2019_07_26;)