ET INFO EXE IsDebuggerPresent (Used in Malware Anti-Debugging)

Query · suricata

flow:established,to_client;
flowbits:isset,ET.http.binary;
http.header;
content:!"|0d 0a|x-avast";
file.data;
content:"IsDebuggerPresent";

Rule dependencies

⚠ Higher-order rule. It fires on other rules' alerts, not on raw events, so it cannot fire on its own. Deploy the rules it depends on too.

Depends on

Raw source ET INFO EXE IsDebuggerPresent (Used in Malware Anti-Debugging) · 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 INFO EXE IsDebuggerPresent (Used in Malware Anti-Debugging)";
    flow:established,to_client;
    flowbits:isset,ET.http.binary;
    http.header;
    content:!"|0d 0a|x-avast";
    file.data;
    content:"IsDebuggerPresent";
    classtype:misc-activity;
    sid:2015744; rev:6;
    metadata:created_at 2012_09_28, confidence High, signature_severity Informational, updated_at 2022_11_30;
)

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