Analytics BIOC Informational

A Kubernetes node service account activity from external IP

A Kubernetes node service account was seen operating from an external IP.

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: Initial Access (TA0001)
ATT&CK techniques: Valid Accounts: Default Accounts (T1078.001)
Detector tags: Kubernetes - API
Attacker's goals:

Gain access to the Kubernetes cluster.

Investigative actions:

Determine which resources were accessed by the node service account. Investigate other actions made by the node service account.

Test period:
N/A (single event)
Deduplication:
5 Days
1 variation:
  • A Kubernetes node service account was used outside the cluster Low (parent: Informational)