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    <title>topic Re: how to block software if the version change happen in Cortex XDR Discussions</title>
    <link>https://live.paloaltonetworks.com/t5/cortex-xdr-discussions/how-to-block-software-if-the-version-change-happen/m-p/537099#M3992</link>
    <description>&lt;P&gt;&lt;SPAN&gt;Hi &lt;a href="https://live.paloaltonetworks.com/t5/user/viewprofilepage/user-id/262549"&gt;@RajeshPremSingh&lt;/a&gt;, thank you for writing to Live Community.&lt;/SPAN&gt;&lt;SPAN&gt;&lt;BR /&gt;&lt;/SPAN&gt;&lt;SPAN&gt;&lt;BR /&gt;&lt;/SPAN&gt;&lt;SPAN&gt;You are correct that if a file hash often changes the way to block it would not be through the file hash allowlist. &lt;/SPAN&gt;&lt;SPAN&gt;&lt;BR /&gt;&lt;/SPAN&gt;&lt;SPAN&gt;&lt;BR /&gt;&lt;/SPAN&gt;&lt;SPAN&gt;You can create a custom process based &lt;/SPAN&gt;&lt;A href="https://docs-cortex.paloaltonetworks.com/r/Cortex-XDR/Cortex-XDR-Pro-Administrator-Guide/Create-a-BIOC-Rule" target="_blank" rel="noopener"&gt;&lt;SPAN&gt;BIOC rule&lt;/SPAN&gt;&lt;/A&gt;&lt;SPAN&gt; to detect the execution of the file you’re looking to block. Go into Detection Rules --&amp;gt; BIOC --&amp;gt; Add BIOC and follow&amp;nbsp;&lt;A href="https://docs-cortex.paloaltonetworks.com/r/Cortex-XSIAM/Cortex-XSIAM-Administrator-Guide/Create-a-Process-Query" target="_self"&gt;these steps&lt;/A&gt;&amp;nbsp;to create a new process query.&lt;/SPAN&gt;&lt;SPAN&gt;&lt;BR /&gt;&lt;/SPAN&gt;&lt;SPAN&gt;&lt;BR /&gt;&lt;/SPAN&gt;&lt;SPAN&gt;Next, head over to Policy Management→ Profiles→ Add Profile →Create New→Choose platform (note that this will not apply to iOS or Android) and choose Restrictions Profile. M&lt;/SPAN&gt;&lt;SPAN&gt;ake sure to enable Custom Prevention&amp;nbsp;Rules&lt;/SPAN&gt;&lt;/P&gt;
&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="mavraham_1-1680178991949.png" style="width: 400px;"&gt;&lt;img src="https://live.paloaltonetworks.com/t5/image/serverpage/image-id/49162iA1247AC56280685D/image-size/medium?v=v2&amp;amp;px=400" role="button" title="mavraham_1-1680178991949.png" alt="mavraham_1-1680178991949.png" /&gt;&lt;/span&gt;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&lt;SPAN&gt;After creating the BIOC rule you can now &lt;/SPAN&gt;&lt;A href="https://docs-cortex.paloaltonetworks.com/r/Cortex-XSIAM/Cortex-XSIAM-Administrator-Guide/Create-a-BIOC-Rule" target="_blank" rel="noopener"&gt;&lt;SPAN&gt;configure a custom prevention rule&lt;/SPAN&gt;&lt;/A&gt;&lt;SPAN&gt; by going into Detection Rules → BIOC → Locate your newly created BIOC rule→ Right click and choose ‘Add to restrictions profile’.&lt;/SPAN&gt;&lt;/P&gt;
&lt;P&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;/P&gt;
&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="mavraham_2-1680178992007.png" style="width: 400px;"&gt;&lt;img src="https://live.paloaltonetworks.com/t5/image/serverpage/image-id/49163i355B7129C152CCC8/image-size/medium?v=v2&amp;amp;px=400" role="button" title="mavraham_2-1680178992007.png" alt="mavraham_2-1680178992007.png" /&gt;&lt;/span&gt;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&lt;SPAN&gt;Next, choose the profile you’ve created and click ‘Add’.&lt;/SPAN&gt;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&lt;SPAN&gt;You should see the following message after you’re done.&lt;/SPAN&gt;&lt;SPAN&gt;&lt;BR /&gt;&lt;/SPAN&gt;&lt;/P&gt;
&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="mavraham_3-1680178991771.png" style="width: 400px;"&gt;&lt;img src="https://live.paloaltonetworks.com/t5/image/serverpage/image-id/49164i5EC44E281EBFF168/image-size/medium?v=v2&amp;amp;px=400" role="button" title="mavraham_3-1680178991771.png" alt="mavraham_3-1680178991771.png" /&gt;&lt;/span&gt;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&lt;SPAN&gt;Hope this helps!&lt;/SPAN&gt;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;</description>
    <pubDate>Thu, 30 Mar 2023 12:30:14 GMT</pubDate>
    <dc:creator>mavraham</dc:creator>
    <dc:date>2023-03-30T12:30:14Z</dc:date>
    <item>
      <title>how to block software if the version change happen</title>
      <link>https://live.paloaltonetworks.com/t5/cortex-xdr-discussions/how-to-block-software-if-the-version-change-happen/m-p/537075#M3990</link>
      <description>&lt;P&gt;Software needs to be blocked for end users, but the hash value changes, or if it's installed in a different location, the user can still access the software. Can anyone offer a solution?&lt;/P&gt;</description>
      <pubDate>Thu, 30 Mar 2023 09:58:51 GMT</pubDate>
      <guid>https://live.paloaltonetworks.com/t5/cortex-xdr-discussions/how-to-block-software-if-the-version-change-happen/m-p/537075#M3990</guid>
      <dc:creator>RajeshPremSingh</dc:creator>
      <dc:date>2023-03-30T09:58:51Z</dc:date>
    </item>
    <item>
      <title>Re: how to block software if the version change happen</title>
      <link>https://live.paloaltonetworks.com/t5/cortex-xdr-discussions/how-to-block-software-if-the-version-change-happen/m-p/537099#M3992</link>
      <description>&lt;P&gt;&lt;SPAN&gt;Hi &lt;a href="https://live.paloaltonetworks.com/t5/user/viewprofilepage/user-id/262549"&gt;@RajeshPremSingh&lt;/a&gt;, thank you for writing to Live Community.&lt;/SPAN&gt;&lt;SPAN&gt;&lt;BR /&gt;&lt;/SPAN&gt;&lt;SPAN&gt;&lt;BR /&gt;&lt;/SPAN&gt;&lt;SPAN&gt;You are correct that if a file hash often changes the way to block it would not be through the file hash allowlist. &lt;/SPAN&gt;&lt;SPAN&gt;&lt;BR /&gt;&lt;/SPAN&gt;&lt;SPAN&gt;&lt;BR /&gt;&lt;/SPAN&gt;&lt;SPAN&gt;You can create a custom process based &lt;/SPAN&gt;&lt;A href="https://docs-cortex.paloaltonetworks.com/r/Cortex-XDR/Cortex-XDR-Pro-Administrator-Guide/Create-a-BIOC-Rule" target="_blank" rel="noopener"&gt;&lt;SPAN&gt;BIOC rule&lt;/SPAN&gt;&lt;/A&gt;&lt;SPAN&gt; to detect the execution of the file you’re looking to block. Go into Detection Rules --&amp;gt; BIOC --&amp;gt; Add BIOC and follow&amp;nbsp;&lt;A href="https://docs-cortex.paloaltonetworks.com/r/Cortex-XSIAM/Cortex-XSIAM-Administrator-Guide/Create-a-Process-Query" target="_self"&gt;these steps&lt;/A&gt;&amp;nbsp;to create a new process query.&lt;/SPAN&gt;&lt;SPAN&gt;&lt;BR /&gt;&lt;/SPAN&gt;&lt;SPAN&gt;&lt;BR /&gt;&lt;/SPAN&gt;&lt;SPAN&gt;Next, head over to Policy Management→ Profiles→ Add Profile →Create New→Choose platform (note that this will not apply to iOS or Android) and choose Restrictions Profile. M&lt;/SPAN&gt;&lt;SPAN&gt;ake sure to enable Custom Prevention&amp;nbsp;Rules&lt;/SPAN&gt;&lt;/P&gt;
&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="mavraham_1-1680178991949.png" style="width: 400px;"&gt;&lt;img src="https://live.paloaltonetworks.com/t5/image/serverpage/image-id/49162iA1247AC56280685D/image-size/medium?v=v2&amp;amp;px=400" role="button" title="mavraham_1-1680178991949.png" alt="mavraham_1-1680178991949.png" /&gt;&lt;/span&gt;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&lt;SPAN&gt;After creating the BIOC rule you can now &lt;/SPAN&gt;&lt;A href="https://docs-cortex.paloaltonetworks.com/r/Cortex-XSIAM/Cortex-XSIAM-Administrator-Guide/Create-a-BIOC-Rule" target="_blank" rel="noopener"&gt;&lt;SPAN&gt;configure a custom prevention rule&lt;/SPAN&gt;&lt;/A&gt;&lt;SPAN&gt; by going into Detection Rules → BIOC → Locate your newly created BIOC rule→ Right click and choose ‘Add to restrictions profile’.&lt;/SPAN&gt;&lt;/P&gt;
&lt;P&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;/P&gt;
&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="mavraham_2-1680178992007.png" style="width: 400px;"&gt;&lt;img src="https://live.paloaltonetworks.com/t5/image/serverpage/image-id/49163i355B7129C152CCC8/image-size/medium?v=v2&amp;amp;px=400" role="button" title="mavraham_2-1680178992007.png" alt="mavraham_2-1680178992007.png" /&gt;&lt;/span&gt;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&lt;SPAN&gt;Next, choose the profile you’ve created and click ‘Add’.&lt;/SPAN&gt;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&lt;SPAN&gt;You should see the following message after you’re done.&lt;/SPAN&gt;&lt;SPAN&gt;&lt;BR /&gt;&lt;/SPAN&gt;&lt;/P&gt;
&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="mavraham_3-1680178991771.png" style="width: 400px;"&gt;&lt;img src="https://live.paloaltonetworks.com/t5/image/serverpage/image-id/49164i5EC44E281EBFF168/image-size/medium?v=v2&amp;amp;px=400" role="button" title="mavraham_3-1680178991771.png" alt="mavraham_3-1680178991771.png" /&gt;&lt;/span&gt;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&lt;SPAN&gt;Hope this helps!&lt;/SPAN&gt;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;</description>
      <pubDate>Thu, 30 Mar 2023 12:30:14 GMT</pubDate>
      <guid>https://live.paloaltonetworks.com/t5/cortex-xdr-discussions/how-to-block-software-if-the-version-change-happen/m-p/537099#M3992</guid>
      <dc:creator>mavraham</dc:creator>
      <dc:date>2023-03-30T12:30:14Z</dc:date>
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