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netfxperf.dll

Extensible Performance Counter Shim file version info

Library on Windows 2 known copies with hashes

Is it the real netfxperf.dll?

file version info and known copies
Installed inC:\Windows\system32\
C:\Windows\SysWOW64\
Signed byMicrosoft Windows
ProductMicrosoft Windows Operating System, Microsoft Corporation
DescriptionExtensible Performance Counter Shim

2 known copies

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

38c384c473a5d9e89f933b0df676629e2ab79240a0c84f2a78f40e50d87ae2c9

10.0.19041.1 (WinBuild.160101.0800) · C:\Windows\SysWOW64\netfxperf.dll · signed by Microsoft Windows

73c96ba9922bdb1244e0ceb4650de0ee961564523e6247b30ef64d9d3fb11af7

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.