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GKE Sensitive RBAC Change Followed by Workload Modification
Sep 1, 2026 · Domain: Cloud Domain: Kubernetes Domain: Containers Data Source: GCP Data Source: Google Cloud Platform Data Source: GCP Audit Logs Platform: GCP Platform: Kubernetes Use Case: Threat Detection Tactic: Privilege Escalation Tactic: Persistence Resources: Investigation Guide Rule Type: ESQL ·Detects when the same GKE identity creates or modifies a Role or ClusterRole with high-risk permissions (wildcard access, RBAC escalation verbs, or access to secrets / privileged APIs) and also creates or patches a DaemonSet, Deployment, or CronJob within five minutes. This correlation is consistent with RBAC-based privilege escalation followed by payload deployment.
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Detects a single identity listing Google Cloud Secret Manager secrets across many distinct projects in a short window. ListSecrets does not return secret values, but sweeping many projects is a common reconnaissance step before targeted AccessSecretVersion calls. Legitimate workloads typically list secrets within one project or a small set of projects; cross-project bursts from one user and source IP are uncommon outside security tooling or compromise.
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