ET MALWARE Konni RAT Exfiltrating Data

alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Konni RAT Exfiltrating Data";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:".php?name="; fast_pattern;
    http.request_body;
    content:"name=|22|fileToUpload|22 3b|";
    content:"Upload|20|Image|0d 0a|----"; distance:0;
    content:"|00 00 00 00 00 00|"; endswith;
    reference:url,blog.malwarebytes.com/threat-intelligence/2021/08/new-variant-of-konni-malware-used-in-campaign-targetting-russia/;
    classtype:command-and-control;
    sid:2033791; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_08_25, deployment Perimeter, confidence Medium, signature_severity Major, tag RAT, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_08_25;
)