ET EXPLOIT Possible Microsoft RDP Client for Mac RCE

Query · suricata

flow:established,to_client;
content:"rdp|3a 2f 2f|"; nocase;
content:"drivestoredirect"; fast_pattern; nocase; distance:0;
content:"rdp|3a 2f 2f|"; nocase;
pcre:"/^\S+?drivestoredirect/Ri";
Raw source ET EXPLOIT Possible Microsoft RDP Client for Mac RCE · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET EXPLOIT Possible Microsoft RDP Client for Mac RCE";
    flow:established,to_client;
    content:"rdp|3a 2f 2f|"; nocase;
    content:"drivestoredirect"; fast_pattern; nocase; distance:0;
    content:"rdp|3a 2f 2f|"; nocase;
    pcre:"/^\S+?drivestoredirect/Ri";
    reference:url,www.wearesegment.com/research/Microsoft-Remote-Desktop-Client-for-Mac-Remote-Code-Execution;
    classtype:attempted-admin;
    sid:2023755; rev:1;
    metadata:affected_product Mac_OSX, attack_target Client_Endpoint, created_at 2017_01_24, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2019_07_26;
)

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