windows community v1.0.0

mpclient.dll

mpclient.dll — Sideloading hijacking (Microsoft)

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mpclient.dll
mpclient.dll

Sandbox: execFile · Timeout: 30s

Capabilities

security.defenseevasion.dll-hijack

Documentation

examples:

  • description: "Place malicious mpclient.dll in the search order location" command: "copy malicious.dll "%PROGRAMFILES%\Windows Defender\mpclient.dll""
  • description: "Execute the vulnerable binary to trigger the hijack" command: ""%PROGRAMFILES%\Windows Defender\mpcmdrun.exe""

mpclient.dll

Vendor: Microsoft

Expected Location: %PROGRAMFILES%\Windows Defender

Vulnerable Executables:

  • %PROGRAMFILES%\Windows Defender\mpcmdrun.exe (Sideloading)
  • %PROGRAMFILES%\Windows Defender\nissrv.exe (Sideloading)
  • %PROGRAMFILES%\Windows Defender\dlpuseragent.exe (Sideloading)

References