perf_nt.dll

Performance Analyzer AddIn: NT file version info

Library on Windows 3 known copies with hashes

Is it the real perf_nt.dll?

file version info and known copies

Installed inC:\Program Files (x86)\Windows Kits\10\Windows Performance Toolkit\
C:\Program Files (x86)\Windows Kits\10\Windows Performance Toolkit\legacy\
C:\Windows\system32\F12\

Signed byMicrosoft Windows

ProductMicrosoft Windows Performance Analyzer, Microsoft Corporation

DescriptionPerformance Analyzer AddIn: NT

3 known copies

10.0.19041.1 (WinBuild.160101.0800) · C:\Program Files (x86)\Windows Kits\10\Windows Performance Toolkit\perf_nt.dll · signed by Microsoft Windows

36e4d508e0e2e93e507e36db391710e9c53c294f95f6fbeab8c5560824f369fc

10.0.19041.1 (WinBuild.160101.0800) · C:\Program Files (x86)\Windows Kits\10\Windows Performance Toolkit\legacy\perf_nt.dll · signed by Microsoft Corporation

465cbea7803dbdab28e14602347b80b4531659f52ac91548337ec28e750ce25b

10.0.19041.1 (WinBuild.160101.0800) · C:\Windows\system32\F12\perf_nt.dll · signed by Microsoft Windows

6e7e34b2779d314e76dfedd2688f43ffddb5ee43ed8e87d5d66b1aaa50408c10

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.