dsreg.dll
AD/AAD User Device Registration file version info
Library on Windows 2 known copies with hashes 1 Sigma rule names it
Is it the real dsreg.dll?
Installed in
C:\Windows\system32\C:\Windows\SysWOW64\Signed byMicrosoft Windows
ProductMicrosoft Windows Operating System, Microsoft Corporation
DescriptionAD/AAD User Device Registration
2 known copies
10.0.19041.1 (WinBuild.160101.0800) · C:\Windows\SysWOW64\dsreg.dll · signed by Microsoft Windows
3c8637e4cd64b4d97c50b38b085692ed6c912df901588a036e12ba3d0894743310.0.19041.1 (WinBuild.160101.0800) · C:\Windows\system32\dsreg.dll · signed by Microsoft Windows
7141872b513b226a58a708476f3954c8af3c6a9f09e03f54ce47c14100f15cd4From 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 dsreg.dll in 1 rule, for every kind of event; none is a process creation rule CmdID evaluates, so none is listed.