ET MALWARE TA457 Related Activity M3 (POST)

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/GO/"; startswith;
content:".php"; endswith;
http.user_agent;
content:"Go-http-client/"; startswith;
http.header;
content:"|0d 0a|Authorization|3a 20|auth_token="; fast_pattern;
http.request_body;
content:"news="; startswith;
content:"&request_for_read="; distance:0;
http.header_names;
content:!"Referer";
Raw source ET MALWARE TA457 Related Activity M3 (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 TA457 Related Activity M3 (POST)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/GO/"; startswith;
    content:".php"; endswith;
    http.user_agent;
    content:"Go-http-client/"; startswith;
    http.header;
    content:"|0d 0a|Authorization|3a 20|auth_token="; fast_pattern;
    http.request_body;
    content:"news="; startswith;
    content:"&request_for_read="; distance:0;
    http.header_names;
    content:!"Referer";
    reference:md5,f8c29040122cf892190bcf3665975d2f;
    reference:url,research.checkpoint.com/2022/state-sponsored-attack-groups-capitalise-on-russia-ukraine-war-for-cyber-espionage/;
    classtype:trojan-activity;
    sid:2036758; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2022_06_02, deployment Perimeter, malware_family TA457, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_06_02;
)

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