alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE AsyncRAT Payload Request (.ps1)"; flow:established,to_server; flowbits:set,ET.asyncrat; flowbits:noalert; http.method; content:"GET"; http.uri; content:".ps1"; fast_pattern; endswith; nocase; classtype:command-and-control; sid:2072095; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, affected_product Windows_8, affected_product Windows_10, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_09_18, deployment Perimeter, deployment SSLDecrypt, malware_family AsyncRAT, confidence High, signature_severity Major, tag RAT, tag PowerShell, updated_at 2026_09_18, mitre_tactic_id TA0037, mitre_tactic_name Command_And_Control, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel; target:src_ip;)