Query Exchange

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  • 1.  Check if Credential Guard is enabled

    Posted Jun 14, 2019 03:42 PM

    Description: What does this query look for?

    Looks for machines that have credential guard enabled (Windows)

    What The Data Shows: What value does this provide, why would I want this information?

    Ensuring Credential Guard is enabled protects machines against dumping NTML hashes, Kerberos Ticket Granting Tickets, and credentials stored by applications as domain credentials running attacks such as pass-the-hash.

    SQL: 

    Select * from processes
    where name like "lsa%so.exe";

     


    #Windows
    #VulnerabilityManagement
    #Community
    #ITHygiene


  • 2.  RE: Check if Credential Guard is enabled

    Broadcom Employee
    Posted Jun 14, 2019 04:45 PM

    Hi  thank you for your contribution!  We'll vet this submission and if it runs as expected we'll change this status of your query from Under Review to CB Approved.

    Thanks again!



  • 3.  RE: Check if Credential Guard is enabled

    Broadcom Employee
    Posted Jun 19, 2019 06:31 PM

     sorry for the delayed response, but we are all at BRP. Would you consider changing you query to find instances where Credential Guard is disabled? This method reduce the number of results and speed up analysis time. Thanks!



  • 4.  RE: Check if Credential Guard is enabled

    Posted Jun 19, 2019 06:55 PM

    Hi Jnelson,

     

    This finds all devices that do not have LsaIso.exe running which is the credential guard process. The process only shows up running when Credential Guard is enabled and running. Credential guard can be enabled but doesn't necessarily mean it's running. This confirms the process is running indicating that it's enabled and actually running and working.



  • 5.  RE: Check if Credential Guard is enabled

    Broadcom Employee
    Posted Jun 20, 2019 07:02 PM

     Thanks for the clarification! I misunderstood the purpose.



  • 6.  RE: Check if Credential Guard is enabled

    Broadcom Employee
    Posted Dec 04, 2019 05:33 AM

    Would it not be more correct to use lsalso.exe in the query when using equal sign given the process name is lsalso.exe?



  • 7.  RE: Check if Credential Guard is enabled

    Broadcom Employee
    Posted Dec 05, 2019 05:23 PM

     Thanks!