ET MALWARE Common Sandbox Identification Evasion List Downloaded via WindowsPowerShell

alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Common Sandbox Identification Evasion List Downloaded via WindowsPowerShell";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    pcre:"/\x2f(?:BIOS_Serial|CPU_Serial|MachineGuid|ip|pc_platforms|services|BaseBoard_Manufacturer|DiskDrive_Serial|gpu|mac|pc_username|BaseBoard_Serial|HwProfileGuid|hwid|pc_name|processes)(_list)?\x2etxt$/i";
    http.user_agent;
    content:"WindowsPowerShell/"; fast_pattern;
    http.header_names;
    content:!"|0d 0a|referer|0d 0a|"; nocase;
    reference:url,github.com/6nz/virustotal-vm-blacklist;
    classtype:trojan-activity;
    sid:2061734; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2025_04_18, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Major, updated_at 2025_04_18;
    target:src_ip;
)