ext.dll

Debugger Extensions file version info

Library on Windows 4 known copies with hashes

Is it the real ext.dll?

file version info and known copies

Installed inC:\Program Files (x86)\Windows Kits\10\Debuggers\arm64\winext\
C:\Program Files (x86)\Windows Kits\10\Debuggers\arm\winext\
C:\Program Files (x86)\Windows Kits\10\Debuggers\x64\winext\

Signed byMicrosoft Windows Kits Publisher

ProductMicrosoft Windows Operating System, Microsoft Corporation

DescriptionDebugger Extensions

4 known copies

10.0.19041.1 (WinBuild.160101.0800) · C:\Program Files (x86)\Windows Kits\10\Debuggers\arm64\winext\ext.dll · signed by Microsoft Windows Kits Publisher

36100c3d66a56da08308fe5d86df52e78e06d4cbd798c7345b8169acdac20fe4

10.0.19041.1 (WinBuild.160101.0800) · C:\Program Files (x86)\Windows Kits\10\Debuggers\arm\winext\ext.dll · signed by Microsoft Windows Kits Publisher

4a33ee81a8f66f659c521eda39c704605a51420f1a88f990a897e87cbae9c9f8

10.0.19041.1 (WinBuild.160101.0800) · C:\Program Files (x86)\Windows Kits\10\Debuggers\x86\winext\ext.dll · signed by Microsoft Corporation

7de47591b76c4ec584d1b478ef507f0c98fb0673a4c0bdd050756c94da3ab048

10.0.19041.1 (WinBuild.160101.0800) · C:\Program Files (x86)\Windows Kits\10\Debuggers\x64\winext\ext.dll · signed by Microsoft Corporation

afd41f42e448f15c033686b0ad830a60e9fbc91b94bc9d60a3647670fc06acf8

From the file’s version info and the copies recorded by xCyclopedia (MIT). A copy in another folder, signed by someone else or with another hash is not necessarily malicious, but it is worth a closer look. In Ceplin, "<sha256>".whatis() says which known copy a hash is.