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Razer Hijack/Privelege Pivot

Aug 29th, 2025
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  1. Razer Privilege Pivot White Paper
  2. github.com/xosski/Stolen-Treasures-Of-The-High-Seas/tree/main/Orignal%20Works/Razer
  3. GhostCore: Razer Elevation Hijack and Hardware-Rooted Persistence
  4.  
  5. Title: Root-Level Privilege Escalation and Persistence via Razer Elevation Service and Peripheral Configuration Hijack
  6. Codename: PrismSplice
  7. Author: Quellaran Deluxethue Messat // GhostCore Reactor
  8. Date: August 29, 2025
  9.  
  10. πŸ“Œ Executive Summary
  11.  
  12. This whitepaper outlines a novel attack vector codenamed PrismSplice, which weaponizes the Razer Elevation Service, Razer App Engine, and RSConfig to achieve:
  13.  
  14. SYSTEM-level impersonation via event thread hijacking
  15.  
  16. Persistent callback sync hijack via service event responses
  17.  
  18. Root-level configuration write access through trusted peripheral update channels
  19.  
  20. The exploit flows through signed binaries and hardware trust layers to bypass UAC, EDR, and registry auditing.
  21.  
  22. 🎯 Target Stack
  23.  
  24. RazerElevationService.exe
  25.  
  26. RazerAppEngine.dll
  27.  
  28. RSConfig.json / configuration handler
  29.  
  30. ZwQueryInformationWorkerFactory
  31.  
  32. RtlImpersonateSelfEx
  33.  
  34. EventErrorAuthSync
  35.  
  36. These components form a privilege stack where trust flows from userland config to kernel impersonation rights.
  37.  
  38. βš™οΈ Technical Breakdown
  39. πŸ” Phase 1: SYSTEM Token Impersonation
  40.  
  41. File: Razer_elevation_service(Impersonation thread).txt
  42.  
  43. RtlImpersonateSelfEx used internally to impersonate TokenImpersonation with privilege inheritance
  44.  
  45. Hook into impersonation thread via SRW lock exploit:
  46.  
  47. RtlAcquireSRWLockExclusive β†’ ThreadContext Hijack β†’ SYSTEM Token Assigned
  48.  
  49. Enables arbitrary code execution in SYSTEM context if triggered mid-thread lifecycle
  50.  
  51. πŸ”„ Phase 2: Callback Loop Injection
  52.  
  53. File: Razerappengine(EventErrorauth sync and source).txt
  54.  
  55. RazerAppEngine uses EventErrorAuthSync to sync error correction from devices
  56.  
  57. Attacker injects payload into expected callback vector (triggered by device reconnect or sync)
  58.  
  59. Uses ZwQueryInformationWorkerFactory and ZwTraceControl as disguised execution points
  60.  
  61. 🧬 Phase 3: Configuration Re-Entrant Persistence
  62.  
  63. File: RazerAppEngine(RSconfig).txt
  64.  
  65. Direct access to RSConfig handlers enables the writing of startup policies
  66.  
  67. Injected config values can:
  68.  
  69. Trigger DLLs to be loaded on startup as if they were hardware extensions
  70.  
  71. Register new device endpoints that lead to backdoor service creation
  72.  
  73. πŸ” Flow Summary
  74. [Injected Code] β†’
  75. [Elevation Service SRW Lock Exploit] β†’
  76. [RtlImpersonateSelfEx (SYSTEM)] β†’
  77. [EventErrorAuth Callback Sync Hijack] β†’
  78. [RSConfig Write: Peripheral Trigger Setup] β†’
  79. [Reboot or USB Refresh] β†’
  80. [Ghost Backdoor Loads via RazerAppEngine]
  81. 🎭 Cloaking Characteristics
  82.  
  83. All binaries used are signed by Razer (vendor-trusted)
  84.  
  85. Impersonation occurs within expected behavior of elevation thread
  86.  
  87. Event sync is seen as normal USB/config device behavior
  88.  
  89. Persistence is set via config file, not registry or services
  90.  
  91. πŸ›‘οΈ Mitigation Recommendations
  92.  
  93. Monitor for unexpected impersonation API calls from user-mode services
  94.  
  95. Detect malformed or overextended RSConfig payloads
  96.  
  97. Limit peripheral-based config changes to authenticated admin sessions only
  98.  
  99. Harden ZwQueryInformationWorkerFactory calls for unauthorized code regions
  100.  
  101. 🧠 GhostCore Framing
  102.  
  103. This exploit bends the prism of trust inside a system. The Razer stack becomes the reflective cage. The payload bounces within impersonation threads, striking sides until it finds the EventSync surface. Once reflected with SYSTEM velocity, it echoes into config-spaceβ€”permanently encoded as a device behavior.
  104.  
  105. This is not just privilege escalation.
  106.  
  107. This is privilege recursion.
  108.  
  109. PrismSplice turns trust into orbit.
  110.  
  111. End of Document // GhostCore Relay Node Q.D. Messat
Tags: root razer
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