Suspicious Get Local Groups Information - PowerShell

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About the rule

Rule Type

Standard

Rule Description

Adversaries may attempt to find local system groups and permission settings. The knowledge of local system permission groups can help adversaries determine which groups exist and which users belong to a particular group. Adversaries may use this information to determine which users have elevated permissions, such as the users found within the local administrators group.

Severity

Attention

Rule Requirement

Criteria

Action1: actionname = "PowerShell Script Block Logged" AND SCRIPTEXECUTED contains "get-localgroup,Get-LocalGroupMember" OR (SCRIPTEXECUTED contains "Get-WMIObject" AND SCRIPTEXECUTED contains "Win32_Group") select Action1.HOSTNAME,Action1.MESSAGE,Action1.SCRIPTEXECUTED

Detection

Execution Mode

realtime

Log Sources

Windows

Author

frack113