alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed StealC_V2 Payload Request (GET)"; flow:established,to_server; urilen:5; http.method; content:"GET"; http.uri; content:"/evel"; nocase; http.user_agent; content:"WindowsPowerShell/"; fast_pattern; classtype:trojan-activity; sid:2066558; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_01_02, deployment Perimeter, deployment SSLDecrypt, malware_family Stealc, confidence High, signature_severity Major, updated_at 2026_01_02, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1105, mitre_technique_name Ingress_Tool_Transfer; target:src_ip;)