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AD_Discovery_TR-789_2
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@@ -11,10 +11,10 @@ description: his search is to detect a powershell command Get-DomainUser to do u
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This is a good TTP for alerting SOC if there is a pentest or recon happening on the system. try to look for lateral movement technique or credential
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dumping techniques in the system.
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search: '`powershell` EventCode=4104 Message = "*Get-DomainUser*"
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| stats count min(_time) as firstTime max(_time) as lastTime by EventCode Message ComputerName User
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| `security_content_ctime(firstTime)`
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| `security_content_ctime(lastTime)`
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| `get_domainuser_with_powershell_script_block_filter`'
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| stats count min(_time) as firstTime max(_time) as lastTime by EventCode Message ComputerName User
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| `security_content_ctime(firstTime)`
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| `security_content_ctime(lastTime)`
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| `get_domainuser_with_powershell_script_block_filter`'
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how_to_implement: The following Hunting analytic requires PowerShell operational logs to be imported.
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Modify the powershell macro as needed to match the sourcetype or add index. This analytic is specific to 4104,
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or PowerShell Script Block Logging.
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