alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Generic PowerShell Loader Payload Request"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/contis.exe"; endswith; fast_pattern; http.user_agent; bsize:41; content:"Mozilla|2f|5|2e|0|20 28|Windows|20|NT|20|10|2e|0|3b 20|Win64|3b 20|x64|29|"; reference:md5,8ea817d7912b66dd8db4541ba908b1c2; classtype:trojan-activity; sid:2072415; rev:1; metadata:affected_product Windows_Client, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_10_12, deployment Perimeter, deployment SSLDecrypt, confidence Medium, signature_severity Major, tag PowerShell, updated_at 2026_10_12, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol; target:src_ip;)