Rules Contributing to Protected Storage Service Access Alert

The following rules detect suspicious SMB traffic accessing protected storage services. Any one or more of these will trigger the Protected Storage Service Access Alert. Details for each rule can be viewed by clicking the More Details link in the description.

Title

Description

Protected Storage Service Access

Detects access to a protected_storage service over the network. Potential abuse of DPAPI to extract domain backup keys from Domain Controllers

Rule ID

network_security_5

Query

{'selection': {'appid_name': 'smb', 'metadata|contains': ['protected_storage']}, 'condition': 'selection'}

Log Source

Stellar Cyber Network Events configured for:

  • Requirements: Network/Security/Modular sensor must be able to capture network traffic

Rule Source

Developed internally by Stellar Cyber

Tactics, Techniques, and Procedures

TA0008, T1021.002

References

Severity

75

Suppression Logic Based On

  • appid_name
  • srcip
  • dstip
  • stellar.rule_id

Additional Information

Maturity Creation Date Risk Level False Positives
test 2024/07/13 high

  • Unknown