ET MALWARE DeathStalker/Powersing CnC Checkin

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.request_body;
content:"|22|un|22 3a|";
content:"|22|cn|22 3a|"; distance:0;
content:"|22|av|22 3a|"; distance:0;
content:"|22|dob|22 3a|"; distance:0; fast_pattern;
content:"|22|os|22 3a|"; distance:0;
content:"|22|ou|22 3a|"; distance:0;
content:"|22|dc|22 3a|"; distance:0;
Raw source ET MALWARE DeathStalker/Powersing CnC Checkin · Suricata
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Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE DeathStalker/Powersing CnC Checkin";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.request_body;
    content:"|22|un|22 3a|";
    content:"|22|cn|22 3a|"; distance:0;
    content:"|22|av|22 3a|"; distance:0;
    content:"|22|dob|22 3a|"; distance:0; fast_pattern;
    content:"|22|os|22 3a|"; distance:0;
    content:"|22|ou|22 3a|"; distance:0;
    content:"|22|dc|22 3a|"; distance:0;
    reference:url,securelist.com/deathstalker-mercenary-triumvirate/98177/;
    classtype:command-and-control;
    sid:2030726; rev:1;
    metadata:created_at 2020_08_24, deployment Perimeter, malware_family Powersing, confidence High, signature_severity Major, tag APT, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_24;
)

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