BootMenuUX.dll
BootMenuUX file version info
Library on Windows 1 known copy with hashes 1 Sigma rule names it
Is it the real BootMenuUX.dll?
Installed in
C:\Windows\system32\Signed byMicrosoft Windows
ProductMicrosoft Windows Operating System, Microsoft Corporation
DescriptionBootMenuUX
1 known copy
10.0.19041.423 (WinBuild.160101.0800) · C:\Windows\system32\BootMenuUX.dll · signed by Microsoft Windows
8a02bdaae7958d790ba1f05e70a4bb3cdc194c93b0a54b40e57c6904df6b3bbaFrom 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.
What detects it
Sigma names BootMenuUX.dll in 1 rule, for every kind of event; none is a process creation rule CmdID evaluates, so none is listed.