alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Py/Beapy CnC Checkin"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"?id="; content:"&mac="; distance:0; content:"&OS="; distance:0; content:"&BIT="; distance:0; content:"bit&IT="; distance:0; fast_pattern; content:"&VER="; distance:0; content:"&mpass="; distance:0; http.user_agent; content:"Python-urllib/"; depth:14; reference:url,s.tencent.com/research/report/680.html; classtype:command-and-control; sid:2027149; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_04_03, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Python, updated_at 2020_08_28;)