Analytics BIOC Informational
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Kubernetes Pod created with host process ID (PID) namespace

An identity created a Kubernetes pod with the host process ID (PID) namespace. This may indicate an adversary attempting to access processes running on the host, which could allow escalating privileges to root.

Module:
Cortex Cloud
Licensed by:
Cloud Runtime Security (CRS)
Data source:
AWS Audit Log, Azure Audit Log, Gcp Audit Log, Kubernetes Audit Logs
ATT&CK tactics: Privilege Escalation (TA0004) Execution (TA0002)
ATT&CK techniques: Escape to Host (T1611) Deploy Container (T1610)
Detector tags: Kubernetes - API
Attacker's goals:

View processes on the host. View the environment variables for each pod on the host. View the file descriptors for each pod on the host. Kill processes on the node.

Investigative actions:

Check the identity's role designation in the organization. Inspect for any additional suspicious activities inside the Kubernetes Pod.

Test period:
N/A (single event)
Deduplication:
5 Days
3 variations:
  • Kubernetes Pod created with host process ID (PID) namespace for the first time in the cluster Low (parent: Informational)
  • Kubernetes Pod created with host process ID (PID) namespace for the first time in the namespace Low (parent: Informational)
  • Kubernetes Pod created with host process ID (PID) namespace for the first time by the identity Low (parent: Informational)