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Timeline.dll

UI Responsiveness Extension file version info

Library on Windows 2 known copies with hashes

Is it the real Timeline.dll?

file version info and known copies
Installed inC:\Windows\system32\F12\
C:\Windows\SysWOW64\F12\
Signed byMicrosoft Windows
ProductInternet Explorer, Microsoft Corporation
DescriptionUI Responsiveness Extension

2 known copies

11.00.19041.1 (WinBuild.160101.0800) · C:\Windows\system32\F12\Timeline.dll · signed by Microsoft Windows

08a7bf3b1a0280a525f9b8237c38c96761ee81858460b113385c9bee9257c651

11.00.19041.1 (WinBuild.160101.0800) · C:\Windows\SysWOW64\F12\Timeline.dll · signed by Microsoft Windows

1f1e0a7d8007efe7198a131f007ebc9cd8c1a8198438eb9438e6052d79ccfe3c

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.