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MediumSplunk security contentRaven Tait +1

Windows Suspicious Child Process of TieringEngineService.exe

Detects the RedSun privilege escalation exploit delivering a SYSTEM-level shell to the attacker's session. RedSun replaces the legitimate TieringEngineService.exe with a malicious binary, which launches a process as…

Description

Detects the RedSun privilege escalation exploit delivering a SYSTEM-level shell to the attacker's session. RedSun replaces the legitimate TieringEngineService.exe with a malicious binary, which launches a process as SYSTEM, usually some sort of shell or shell spawner (conhost.exe, cmd.exe, PowerShell, etc.) in the attacker's active session.

Detection logic

Detection requirements

Platform
ContainersLinuxmacOSWindows

The rule states no platform. This is derived from the ATT&CK technique it maps to.

Log source category
crowdstrike_processrollup2sysmon_eventid_1windows_event_log_security_4688

Known benign triggers

  • No false positives have been identified at this time.

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