BCP47mrm.dll
BCP47 Language Classes for Resource Management file version info
Library on Windows 2 known copies with hashes 1 Sigma rule names it
Is it the real BCP47mrm.dll?
C:\Windows\system32\C:\Windows\SysWOW64\2 known copies
10.0.19041.1 (WinBuild.160101.0800) · C:\Windows\SysWOW64\BCP47mrm.dll · signed by Microsoft Windows
6aa8d903a5dfbab23284695a70410c639b1359d8366c17be18b03801c1075aec10.0.19041.1 (WinBuild.160101.0800) · C:\Windows\system32\BCP47mrm.dll · signed by Microsoft Windows
847f2a40c476fff13c95b4bd9dcb3e16121e4bff4f8a7fea002566b6410be1e2From 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 BCP47mrm.dll in 1 rule, for every kind of event; none is a process creation rule CmdID evaluates, so none is listed.