ET HUNTING Silent ScreenConnect Install (.msi)

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/Bin/ScreenConnect.ClientSetup.msi?e=Access&y=Guest"; fast_pattern;
target:src_ip;
Raw source ET HUNTING Silent ScreenConnect Install (.msi) · 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 HUNTING Silent ScreenConnect Install (.msi)";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/Bin/ScreenConnect.ClientSetup.msi?e=Access&y=Guest"; fast_pattern;
    classtype:bad-unknown;
    sid:2071157; rev:1;
    metadata:affected_product ScreenConnect, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_07_10, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Informational, tag RMM, updated_at 2026_07_10, mitre_tactic_id TA0042, mitre_tactic_name Resource_Development, mitre_technique_id T1583, mitre_technique_name Acquire_Infrastructure;
    target:src_ip;
)

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