Rule History

alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Remcos RAT Checkin 64"; flow:established,to_server; content:"|d7 9e f0 38 3f f1 9a ab d6 74 00|"; depth:11; fast_pattern; content:"|15 46|"; distance:2; within:2; threshold:type limit, seconds 30, count 1, track by_src; classtype:command-and-control; sid:2026504; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_10_16, deployment Perimeter, malware_family Remcos, performance_impact Low, confidence High, signature_severity Major, tag RAT, updated_at 2020_11_06, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;)