ET WEB_SPECIFIC_APPS Attempted Symantec Secure Web Gateway RCE

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/spywall/timeConfig.php"; bsize:23; fast_pattern;
http.user_agent;
content:"XTC";
http.request_body;
content:"posttime=";
content:"&saveForm=";
content:"&timesync=";
content:"&ntpserver=";
content:"wget";
content:"/tmp/viktor|29 3b|";
content:"timezone=";
Raw source ET WEB_SPECIFIC_APPS Attempted Symantec Secure Web Gateway RCE · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET WEB_SPECIFIC_APPS Attempted Symantec Secure Web Gateway RCE";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/spywall/timeConfig.php"; bsize:23; fast_pattern;
    http.user_agent;
    content:"XTC";
    http.request_body;
    content:"posttime=";
    content:"&saveForm=";
    content:"&timesync=";
    content:"&ntpserver=";
    content:"wget";
    content:"/tmp/viktor|29 3b|";
    content:"timezone=";
    reference:url,unit42.paloaltonetworks.com/hoaxcalls-mirai-target-legacy-symantec-web-gateways/;
    classtype:attempted-user;
    sid:2030193; rev:1;
    metadata:attack_target Web_Server, created_at 2020_05_19, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_05_19;
)

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