WmiApSrv.exe
WMI Performance Reverse Adapter file version info
Program on Windows 8 known copies with hashes 1 Sigma rule names it
Is it the real WmiApSrv.exe?
C:\Windows\system32\wbem\8 known copies
10.0.22000.1 (WinBuild.160101.0800) · C:\WINDOWS\system32\wbem\WmiApSrv.exe · signed by Microsoft Windows
33558e742299d9cbda7be206731dfd90df65da7decae648af8f573ce68fb2e4110.0.19041.1 (WinBuild.160101.0800) · C:\Windows\system32\wbem\WmiApSrv.exe · signed by Microsoft Windows
2a05ea2653ce6ee43e02b1cc26530d3292d314be8d31a4641de333fa6b093cca10.0.19041.1 (WinBuild.160101.0800) · C:\Windows\system32\wbem\WmiApSrv.exe · signed by Microsoft Windows
5d51a62e14be8f6a6894e8184cfd036edafc906d958e162fc9ac48462c6b224810.0.19041.1 (WinBuild.160101.0800) · C:\Windows\system32\wbem\WmiApSrv.exe · signed by Microsoft Windows
cbf60ed17a5b9cf79523f1493bccd52b3c39632c4c83de1fd49cfd2b70f0153010.0.18362.1 (WinBuild.160101.0800) · C:\WINDOWS\system32\wbem\WmiApSrv.exe · signed by Microsoft Windows
8a221672e37fd7f30d35b3466ca9f1a473f9a77c27a5a16c6392bceeccafea6f10.0.17763.1 (WinBuild.160101.0800) · C:\Windows\system32\wbem\WmiApSrv.exe · signed by Microsoft Windows
dba5d56949ba383dab17c3ab95eac8b3f1b693729676d1a5637790f6e7f01abd10.0.14393.0 (rs1_release.160715-1616) · C:\Windows\system32\wbem\WmiApSrv.exe · signed by Microsoft Windows
501358930c93c66c40a5a865cfb7bbc827a6882d504c2c1a6d8ef22e85631d8f6.3.9600.16384 (winblue_rtm.130821-1623) · C:\windows\system32\wbem\WmiApSrv.exe · not signed
5a29ebb6da036e303611eb1304192655021405bb05452fd37886dde604ff0d9dFrom 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 WmiApSrv.exe in 1 rule, for every kind of event; none is a process creation rule CmdID evaluates, so none is listed.