ET MALWARE ElectroRAT CnC Checkin

alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE ElectroRAT CnC Checkin";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:!".";
    http.user_agent;
    content:"go-resty/"; startswith;
    http.header;
    content:"|20|(https|3a|//github.com/go-resty/resty)"; endswith;
    http.request_body;
    content:"{|22|id|22 3a 22|"; depth:7;
    content:"|22 2c 22|mac_name|22 3a 22|"; nocase; distance:0;
    content:"|22 2c 22|os_version|22 3a 22|"; nocase; fast_pattern; distance:0;
    content:"|22 2c 22|user_name|22 3a 22|"; nocase; distance:0;
    content:"|22 2c 22|os|22 3a 22|"; nocase; distance:0;
    http.header_names;
    content:!"|0d 0a|Referer|0d 0a|";
    reference:md5,3cd1639f28659348e22c2eb8482cd3d6;
    reference:url,www.intezer.com/blog/research/operation-electrorat-attacker-creates-fake-companies-to-drain-your-crypto-wallets;
    classtype:trojan-activity;
    sid:2031478; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_01_05, deployment Perimeter, malware_family ElectroRAT, confidence High, signature_severity Major, updated_at 2024_03_12;
)