Google Cloud VPN Tunnel Modified or Deleted

 1title: Google Cloud VPN Tunnel Modified or Deleted
 2id: 99980a85-3a61-43d3-ac0f-b68d6b4797b1
 3status: test
 4description: Identifies when a VPN Tunnel Modified or Deleted in Google Cloud.
 5references:
 6    - https://any-api.com/googleapis_com/compute/docs/vpnTunnels
 7author: Austin Songer @austinsonger
 8date: 2021-08-16
 9modified: 2022-10-09
10tags:
11    - attack.impact
12logsource:
13    product: gcp
14    service: gcp.audit
15detection:
16    selection:
17        gcp.audit.method_name:
18            - compute.vpnTunnels.insert
19            - compute.vpnTunnels.delete
20    condition: selection
21falsepositives:
22    - VPN Tunnel being modified or deleted may be performed by a system administrator.
23    - Verify whether the user identity, user agent, and/or hostname should be making changes in your environment.
24    - VPN Tunnel modified or deleted from unfamiliar users should be investigated. If known behavior is causing false positives, it can be exempted from the rule.
25level: medium