Detectionmediumtest
Google Cloud Service Account Modified
Identifies when a service account is modified in Google Cloud.
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Log Source
Google Cloudgcp.audit
ProductGoogle Cloud← raw: gcp
Servicegcp.audit← raw: gcp.audit
Detection Logic
Detection Logic1 selector
detection:
selection:
gcp.audit.method_name|endswith:
- .serviceAccounts.patch
- .serviceAccounts.create
- .serviceAccounts.update
- .serviceAccounts.enable
- .serviceAccounts.undelete
condition: selectionFalse Positives
Service Account being modified may be performed by a system administrator. Verify whether the user identity, user agent, and/or hostname should be making changes in your environment.
Service Account modified from unfamiliar users should be investigated. If known behavior is causing false positives, it can be exempted from the rule.
References
MITRE ATT&CK
Tactics
Rule Metadata
Rule ID
6b67c12e-5e40-47c6-b3b0-1e6b571184cc
Status
test
Level
medium
Type
Detection
Created
Sat Aug 14
Modified
Sun Oct 09
Author
Path
rules/cloud/gcp/audit/gcp_service_account_modified.yml
Raw Tags
attack.impact