alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE RevStealer CnC Checkin"; flow:established,to_server; http.method; content:"GET"; http.uri; bsize:11; content:"/ext/status"; fast_pattern; reference:md5,85f0892c7d48c46f46377fe7fadfaba2; classtype:trojan-activity; sid:2069985; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_06_17, deployment Perimeter, deployment SSLDecrypt, malware_family RevStealer, performance_impact Low, confidence High, signature_severity Major, tag Stealer, updated_at 2026_06_17, mitre_tactic_id TA0009, mitre_tactic_name Collection, mitre_technique_id T1005, mitre_technique_name Data_from_local_system; target:src_ip;)