alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/DataStealer.P CnC Checkin"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/ip.htm?v="; fast_pattern; startswith; http.user_agent; content:"RAM|3a|"; content:"CPU|3a|"; distance:0; content:"HW|3a|"; distance:0; pcre:"/^[A-F0-9]{12}\,/R"; content:"SysUp|3a|"; distance:0; content:"Idle|3a|"; distance:0; content:"AppUp|3a|"; distance:0; reference:md5,6bd7c7c29e2f6989f48c35ec86980b72; classtype:trojan-activity; sid:2039718; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_11_04, deployment Perimeter, malware_family Win32_DataStealer_P, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_11_04;)