alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE KimJongRAT CnC Checkin"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/history.log_"; endswith; fast_pattern; reference:url,unit42.paloaltonetworks.com/kimjongrat-stealer-variant-powershell; classtype:trojan-activity; sid:2063163; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_and_Server, tls_state plaintext, created_at 2025_06_24, deployment Perimeter, malware_family KimJongRAT, performance_impact Low, confidence High, signature_severity Major, updated_at 2025_06_24, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1102, mitre_technique_name Web_Service; target:src_ip;)