Windows Firewall Settings Have Been Changed

Detects activity when the settings of the Windows firewall have been changed

Sigma rule (View on GitHub)

 1title: Windows Firewall Settings Have Been Changed
 2id: 00bb5bd5-1379-4fcf-a965-a5b6f7478064
 3status: test
 4description: Detects activity when the settings of the Windows firewall have been changed
 5references:
 6    - https://learn.microsoft.com/en-us/previous-versions/windows/it-pro/windows-server-2008-r2-and-2008/dd364427(v=ws.10)
 7author: frack113, Nasreddine Bencherchali (Nextron Systems)
 8date: 2022-02-19
 9modified: 2023-04-21
10tags:
11    - attack.defense-evasion
12    - attack.t1562.004
13logsource:
14    product: windows
15    service: firewall-as
16detection:
17    selection:
18        EventID:
19            - 2002 # A Windows Defender Firewall setting has changed.
20            - 2083 # A Windows Defender Firewall setting has changed. (Windows 11)
21            - 2003 # A Windows Firewall setting in the profile has changed
22            - 2082 # A Windows Defender Firewall setting in the %1 profile has changed. (Windows 11)
23            - 2008  # Windows Firewall Group Policy settings have changed. The new settings have been applied
24            # - 2010  # Network profile changed on an interface.
25    condition: selection
26level: low

References

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