ET MALWARE Xehook Stealer Data Exfiltration Attempt

alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Xehook Stealer Data Exfiltration Attempt";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/gate.php?id|3d|"; startswith;
    content:"build|3d|";
    content:"passwords|3d|";
    content:"cookies|3d|";
    content:"username|3d|";
    content:"country|3d|";
    content:"ip|3d|";
    content:"BSSID|3d|";
    content:"wallets|3d|";
    content:"token|3d|xehook"; fast_pattern;
    content:"ext|3d|";
    content:"filters|3d|";
    content:"pcname|3d|";
    content:"cardsc|3d|";
    content:"telegram|3d|";
    content:"discord|3d|";
    content:"steam|3d|";
    content:"domaindetect|3d|";
    http.header_names;
    content:"|0d 0a|Content-Type|0d 0a|Host|0d 0a|Content-Length|0d 0a|Expect|0d 0a 0d 0a|";
    http.request_body;
    content:"Content-Type|3a 20|application/octet-stream|0d 0a 0d 0a|PK";
    content:"Cookies/Cookies_Firefox"; within:100;
    reference:url,twitter.com/spamhaus/status/1762799827300008300;
    reference:md5,1c3c3d869eb0804b24ed9bb2fdd8f3f6;
    classtype:trojan-activity;
    sid:2051459; 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 2024_03_04, deployment Perimeter, deployment SSLDecrypt, malware_family Xehook, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_03_04, reviewed_at 2025_07_14;
    target:src_ip;
)