ET MALWARE Snake Keylogger CnC Exfil via Telegram

alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Snake Keylogger CnC Exfil via Telegram";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/sendDocument?chat_id=";
    http.request_body;
    content:"PC Name|3a|";
    content:"Snake|20|Keylogger"; fast_pattern;
    content:"Snake|20|Keylogger"; distance:0;
    http.host;
    content:"telegram.org"; endswith;
    http.header_names;
    content:!"Referer";
    content:!"Accept";
    content:!"User-Agent";
    classtype:trojan-activity;
    sid:2031604; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_02_03, deployment Perimeter, malware_family Snake_Keylogger, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_02_03;
)