ET MALWARE APT-C-23 Activity (POST)

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/mehro"; endswith; fast_pattern;
http.request_body;
content:"celal="; startswith;
content:"&type="; distance:0;
content:"&value="; distance:0;
http.header_names;
content:!"Referer";
content:!"Accept";
content:!"Connect";
Raw source ET MALWARE APT-C-23 Activity (POST) · Suricata
Esc
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 APT-C-23 Activity (POST)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/mehro"; endswith; fast_pattern;
    http.request_body;
    content:"celal="; startswith;
    content:"&type="; distance:0;
    content:"&value="; distance:0;
    http.header_names;
    content:!"Referer";
    content:!"Accept";
    content:!"Connect";
    reference:md5,738886d83e8dc379fc463e3869c74217;
    classtype:trojan-activity;
    sid:2033200; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2021_06_28, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_06_28;
)

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