Rule History

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Trickbot Data Exfiltration"; flow:established,to_server; http.method; content:"POST"; http.request_body; content:"name=|22|proclist|22|"; content:"svchost.exe"; content:"name=|22|sysinfo|22|"; content:"ipconfig"; content:"net view /all"; fast_pattern; content:"nltest"; distance:0; reference:md5,f99adab7b2560097119077b99aceb40d; classtype:command-and-control; sid:2031241; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_11_27, deployment Perimeter, malware_family Win32_Trickbot, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_11_27;)