Enable Remote Connection Between Anonymous Computer - AllowAnonymousCallback

 1title: Enable Remote Connection Between Anonymous Computer - AllowAnonymousCallback
 2id: 4d431012-2ab5-4db7-a84e-b29809da2172
 3status: test
 4description: Detects enabling of the "AllowAnonymousCallback" registry value, which allows a remote connection between computers that do not have a trust relationship.
 5references:
 6    - https://learn.microsoft.com/en-us/windows/win32/wmisdk/connecting-to-wmi-remotely-starting-with-vista
 7author: X__Junior (Nextron Systems)
 8date: 2023-11-03
 9tags:
10    - attack.defense-evasion
11    - attack.t1562.001
12logsource:
13    product: windows
14    category: registry_set
15detection:
16    selection:
17        TargetObject|contains: '\Microsoft\WBEM\CIMOM\AllowAnonymousCallback'
18        Details: 'DWORD (0x00000001)'
19    condition: selection
20falsepositives:
21    - Administrative activity
22level: medium

References

• Setting up a Remote WMI Connection - Win32 apps

  

  Connecting to a WMI namespace on a remote computer may require that you change the settings for Windows Firewall, User Account Control (UAC), DCOM, or Common Information Model Object Manager (CIMOM).

  
  Read More

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