CmdID

CmdID / Files

netshell.dll

Network Connections Shell file version info

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

Is it the real netshell.dll?

file version info and known copies
Installed inC:\Windows\system32\
C:\Windows\SysWOW64\
Signed byMicrosoft Windows
ProductMicrosoft Windows Operating System, Microsoft Corporation
DescriptionNetwork Connections Shell

2 known copies

10.0.19041.1 (WinBuild.160101.0800) · C:\Windows\system32\netshell.dll · signed by Microsoft Windows

04057fb88394f87b34333d3d64cff20a726a4564073e9862513721b6a2e917fa

10.0.19041.1 (WinBuild.160101.0800) · C:\Windows\SysWOW64\netshell.dll · signed by Microsoft Windows

4d0982364b72b8f3ae70c4884d5de45f8d83eec72fb809432ac971cbe2c64d3e

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 netshell.dll in 1 rule, for every kind of event; none is a process creation rule CmdID evaluates, so none is listed.