sppcext.dll
Software Protection Platform Client Extension Dll file version info
Library on Windows 2 known copies with hashes 1 Sigma rule names it
Is it the real sppcext.dll?
C:\Windows\system32\C:\Windows\SysWOW64\2 known copies
10.0.19041.388 (WinBuild.160101.0800) · C:\Windows\SysWOW64\sppcext.dll · signed by Microsoft Windows
c0dd4d7a0fdf392fbc005758d233e2003cd4f8135e5c2a9c7e2704d43f3fb00510.0.19041.1 (WinBuild.160101.0800) · C:\Windows\system32\sppcext.dll · signed by Microsoft Windows
5765c1972c863af97d44c651f4afd1020eee2efae12e0cf508c598ce5e09144fFrom 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 sppcext.dll in 1 rule, for every kind of event; none is a process creation rule CmdID evaluates, so none is listed.