ET EXPLOIT RUIJIE NBR/RGNBR Command Injection Attempt Inbound M2

Query · suricata

flow:established,to_server;
http.uri;
content:"/wget_test.asp?"; fast_pattern;
http.uri.raw;
content:"=";
pcre:"/^%(?:3b|0a|26|60|7C|24)/R";
Raw source ET EXPLOIT RUIJIE NBR/RGNBR Command Injection Attempt Inbound 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 any any -> [$HOME_NET,$HTTP_SERVERS] any (
    msg:"ET EXPLOIT RUIJIE NBR/RGNBR Command Injection Attempt Inbound M2";
    flow:established,to_server;
    http.uri;
    content:"/wget_test.asp?"; fast_pattern;
    http.uri.raw;
    content:"=";
    pcre:"/^%(?:3b|0a|26|60|7C|24)/R";
    classtype:attempted-admin;
    sid:2034162; rev:1;
    metadata:attack_target Server, created_at 2021_10_09, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag Exploit, updated_at 2021_10_09, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
)

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