ET MALWARE PoshC2 - Observed Default URI Structure M25

Query · suricata

flow:established,to_server;
http.uri;
content:"/qqzddddd/2018/load.php/"; startswith; fast_pattern;
content:"/?"; within:38;
isdataat:!16,relative;
Raw source ET MALWARE PoshC2 - Observed Default URI Structure M25 · 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 PoshC2 - Observed Default URI Structure M25";
    flow:established,to_server;
    http.uri;
    content:"/qqzddddd/2018/load.php/"; startswith; fast_pattern;
    content:"/?"; within:38;
    isdataat:!16,relative;
    reference:url,github.com/nettitude/PoshC2/;
    reference:url,poshc2.readthedocs.io/en/latest/;
    classtype:command-and-control;
    sid:2036533; rev:2;
    metadata:attack_target Client_Endpoint, created_at 2022_05_06, deployment Perimeter, deployment SSLDecrypt, malware_family PoshC2, confidence Medium, signature_severity Major, tag c2, updated_at 2022_05_06, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;
)

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