Local Groups Reconnaissance Via Wmic.EXE

Detects the execution of "wmic" with the "group" flag. 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.

Sigma rule (View on GitHub)

 1title: Local Groups Reconnaissance Via Wmic.EXE
 2id: 164eda96-11b2-430b-85ff-6a265c15bf32
 3status: test
 4description: |
 5    Detects the execution of "wmic" with the "group" flag.
 6    Adversaries may attempt to find local system groups and permission settings.
 7    The knowledge of local system permission groups can help adversaries determine which groups exist and which users belong to a particular group.
 8    Adversaries may use this information to determine which users have elevated permissions, such as the users found within the local administrators group.    
 9references:
10    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1069.001/T1069.001.md
11author: frack113
12date: 2021-12-12
13modified: 2023-02-14
14tags:
15    - attack.discovery
16    - attack.t1069.001
17logsource:
18    product: windows
19    category: process_creation
20detection:
21    selection_img:
22        - Image|endswith: '\wmic.exe'
23        - OriginalFileName: 'wmic.exe'
24    selection_cli:
25        CommandLine|contains: ' group'
26    condition: all of selection*
27falsepositives:
28    - Unknown
29level: low

References

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