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<div class="titlepage"><div><div>
<h2 class="title"><a id="attempt-to-disable-syslog-service"></a>Attempt to Disable Syslog Service<a class="edit_me" rel="nofollow" title="Edit this page on GitHub" href="https://github.com/elastic/stack-docs/edit/7.8/docs/en/siem/detections/prebuilt-rules/rule-details/attempt-to-disable-syslog-service.asciidoc">edit</a></h2>
</div></div></div>
<p>Identifies attempts to disable the syslog service, a technique adversaries can
use to disrupt event logging and evade detection by security controls.</p>
<p><span class="strong strong"><strong>Rule type</strong></span>: query</p>
<p><span class="strong strong"><strong>Rule indices</strong></span>:</p>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
auditbeat-*
</li>
</ul>
</div>
<p><span class="strong strong"><strong>Severity</strong></span>: medium</p>
<p><span class="strong strong"><strong>Risk score</strong></span>: 47</p>
<p><span class="strong strong"><strong>Runs every</strong></span>: 5 minutes</p>
<p><span class="strong strong"><strong>Searches indices from</strong></span>: now-6m (<a href="/guide/en/elasticsearch/reference/7.8/common-options.html#date-math" class="ulink" target="_top">Date Math format</a>, see also <a class="xref" href="rules-ui-create.html#rule-schedule"><code class="literal">Additional look-back time</code></a>)</p>
<p><span class="strong strong"><strong>Maximum signals per execution</strong></span>: 100</p>
<p><span class="strong strong"><strong>Tags</strong></span>:</p>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Elastic
</li>
<li class="listitem">
Linux
</li>
</ul>
</div>
<p><span class="strong strong"><strong>Version</strong></span>: 1</p>
<p><span class="strong strong"><strong>Added (Elastic Stack release)</strong></span>: 7.8.0</p>
<div class="section">
<div class="titlepage"><div><div>
<h3 class="title"><a id="_rule_query_5"></a>Rule query<a class="edit_me" rel="nofollow" title="Edit this page on GitHub" href="https://github.com/elastic/stack-docs/edit/7.8/docs/en/siem/detections/prebuilt-rules/rule-details/attempt-to-disable-syslog-service.asciidoc">edit</a></h3>
</div></div></div>
<div class="pre_wrapper lang-js">
<pre class="programlisting prettyprint lang-js">event.action:(executed or process_started) and ((process.name:service
and process.args:stop) or (process.name:chkconfig and
process.args:off) or (process.name:systemctl and process.args:(disable
or stop or kill))) and process.args:(syslog or rsyslog or "syslog-ng")</pre>
</div>
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<div class="titlepage"><div><div>
<h3 class="title"><a id="_threat_mapping_4"></a>Threat mapping<a class="edit_me" rel="nofollow" title="Edit this page on GitHub" href="https://github.com/elastic/stack-docs/edit/7.8/docs/en/siem/detections/prebuilt-rules/rule-details/attempt-to-disable-syslog-service.asciidoc">edit</a></h3>
</div></div></div>
<p><span class="strong strong"><strong>Framework</strong></span>: MITRE ATT&CK<sup>TM</sup></p>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
<p>Tactic:</p>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Name: Defense Evasion
</li>
<li class="listitem">
ID: TA0005
</li>
<li class="listitem">
Reference URL: <a href="https://attack.mitre.org/tactics/TA0005/" class="ulink" target="_top">https://attack.mitre.org/tactics/TA0005/</a>
</li>
</ul>
</div>
</li>
<li class="listitem">
<p>Technique:</p>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Name: Disabling Security Tools
</li>
<li class="listitem">
ID: T1089
</li>
<li class="listitem">
Reference URL: <a href="https://attack.mitre.org/techniques/T1089/" class="ulink" target="_top">https://attack.mitre.org/techniques/T1089/</a>
</li>
</ul>
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</li>
</ul>
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