ET MALWARE Observed Sharp Panda APT Related Activity M2

Query · suricata

flow:established,to_server;
http.method;
content:"PROPFIND";
http.uri;
content:"/goanywhere/"; startswith; fast_pattern;
content:".xhtml"; endswith;
http.user_agent;
content:"Microsoft"; startswith;
http.header_names;
content:!"Referer|0d 0a|";
content:"|0d 0a|Depth|0d 0a|translate|0d 0a|";
target:src_ip;
Raw source ET MALWARE Observed Sharp Panda APT Related Activity M2 · 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 1024: (
    msg:"ET MALWARE Observed Sharp Panda APT Related Activity M2";
    flow:established,to_server;
    http.method;
    content:"PROPFIND";
    http.uri;
    content:"/goanywhere/"; startswith; fast_pattern;
    content:".xhtml"; endswith;
    http.user_agent;
    content:"Microsoft"; startswith;
    http.header_names;
    content:!"Referer|0d 0a|";
    content:"|0d 0a|Depth|0d 0a|translate|0d 0a|";
    reference:url,twitter.com/StopMalvertisin/status/1663461621120000010;
    reference:md5,ea889308acb4249af92807cc7d70f084;
    classtype:trojan-activity;
    sid:2046148; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2023_06_07, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_06_07;
    target:src_ip;
)

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