Suspicious HKTL - SharpSuccessor Privilege Escalation Tool Execution (via process_creation)

This rule detects the execution of SharpSuccessor, a tool used to exploit the BadSuccessor attack for privilege escalation in WinServer 2025 Active Directory environments. Successful use of this tool can let the adversaries gain the domain admin privileges by exploiting the BadSuccessor vulnerability.

SigmahighWindowsv1
Full detection rule

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Known false positives

  • Unknown

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.