ET MALWARE Cobalt Strike Beacon (Amazon Profile) M2

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/g/rfer=nmn_fr_gees_1/42-332638-0264389/field-keywords=toys"; fast_pattern;
http.cookie;
content:"skin=noskin|3b|"; startswith;
Raw source ET MALWARE Cobalt Strike Beacon (Amazon Profile) M2 · 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 Cobalt Strike Beacon (Amazon Profile) M2";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/g/rfer=nmn_fr_gees_1/42-332638-0264389/field-keywords=toys"; fast_pattern;
    http.cookie;
    content:"skin=noskin|3b|"; startswith;
    reference:url,twitter.com/TheDFIRReport/status/1376878123061551104;
    reference:md5,5ac5656269d2dd45405a153dca591ede;
    classtype:trojan-activity;
    sid:2032353; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2021_03_30, deployment Perimeter, confidence Medium, signature_severity Major, tag c2, updated_at 2021_03_30, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;
)

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