Faultrep.dll
Windows User Mode Crash Reporting DLL file version info
Library on Windows 2 known copies with hashes 1 Sigma rule names it
Is it the real Faultrep.dll?
C:\Windows\system32\C:\Windows\SysWOW64\2 known copies
10.0.19041.388 (WinBuild.160101.0800) · C:\Windows\SysWOW64\Faultrep.dll · signed by Microsoft Windows
3a7dd6593f1bb43b0c31ac6ccfc90acaab09ff8e420afc2d6027022dd9b2453710.0.19041.1 (WinBuild.160101.0800) · C:\Windows\system32\Faultrep.dll · signed by Microsoft Windows
c0f9fb6f1632b108106b6b66259f295ea745013237318f62489a0cc7c691bdf7From 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 Faultrep.dll in 1 rule, for every kind of event; none is a process creation rule CmdID evaluates, so none is listed.