CmdID / Files

AppExtension.dll

AppExtension API file version info

Library on Windows 2 known copies with hashes

Is it the real AppExtension.dll?

file version info and known copies

Installed inC:\Windows\system32\
C:\Windows\SysWOW64\

Signed byMicrosoft Windows

ProductMicrosoft Windows Operating System, Microsoft Corporation

DescriptionAppExtension API

2 known copies

10.0.19041.388 (WinBuild.160101.0800) · C:\Windows\SysWOW64\AppExtension.dll · signed by Microsoft Windows

bae1c3e6a5b7a009182301a7974f57baea2681f9f3b93f0eabf4b046ee95e086

10.0.19041.1 (WinBuild.160101.0800) · C:\Windows\system32\AppExtension.dll · signed by Microsoft Windows

4645f79ec7c20ff45b6960169c27a39d5cf3f7fb3819c7064b61948fca4e3490

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.