CmdID

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cmcfg32.dll

Microsoft Connection Manager Configuration Dll file version info

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

Is it the real cmcfg32.dll?

file version info and known copies
Installed inC:\Windows\system32\
C:\Windows\SysWOW64\
Signed byMicrosoft Windows
ProductMicrosoft(R) Connection Manager, Microsoft Corporation
DescriptionMicrosoft Connection Manager Configuration Dll

2 known copies

7.2.19041.1 (WinBuild.160101.0800) · C:\Windows\system32\cmcfg32.dll · signed by Microsoft Windows

460e3eabb7400e7cb5e00e6b74e90da19ec6eda622af27fc76a662d9f3ad63c4

7.2.19041.1 (WinBuild.160101.0800) · C:\Windows\SysWOW64\cmcfg32.dll · signed by Microsoft Windows

9b0d3d16bba88622e1a32ca6e94060ae9565690177fad685bd86d7ee5995e365

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 cmcfg32.dll in 1 rule, for every kind of event; none is a process creation rule CmdID evaluates, so none is listed.