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usoapi.dll

Update Session Orchestrator API file version info

Library on Windows 2 known copies with hashes

Is it the real usoapi.dll?

file version info and known copies
Installed inC:\Windows\system32\
C:\Windows\SysWOW64\
Signed byMicrosoft Windows
ProductMicrosoft Windows Operating System, Microsoft Corporation
DescriptionUpdate Session Orchestrator API

2 known copies

10.0.19041.388 (WinBuild.160101.0800) · C:\Windows\system32\usoapi.dll · signed by Microsoft Windows

3fd45a0d0c921e3743432d5f7c79fed61e839acce156265c3b0fa459edbccdaa

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

df966d315064445af4afa2671d0575635606eb1c3cfbf4700bd1f05fd11022c4

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.