CmdID / Files

FWPUCLNT.DLL

FWP/IPsec User-Mode API file version info

Library on Windows 2 known copies with hashes 1 Sigma rule names it

Is it the real FWPUCLNT.DLL?

file version info and known copies

Installed inC:\Windows\system32\
C:\Windows\SysWOW64\

Signed byMicrosoft Windows

ProductMicrosoft Windows Operating System, Microsoft Corporation

DescriptionFWP/IPsec User-Mode API

2 known copies

10.0.19041.1 (WinBuild.160101.0800) · C:\Windows\SysWOW64\FWPUCLNT.DLL · signed by Microsoft Windows

18f9f1459130e7e8a69d3f876ba5996cd336bbf19d80aaf5e832876906b0194e

10.0.19041.1 (WinBuild.160101.0800) · C:\Windows\system32\FWPUCLNT.DLL · signed by Microsoft Windows

ca2f04ae902ee1f2597c95baaef39750322eaed185f544c3cf64a3d47afc73bb

From 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

Sigma names FWPUCLNT.DLL in 1 rule, for every kind of event; none is a process creation rule CmdID evaluates, so none is listed.