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wkscli.dll

Workstation Service Client DLL file version info

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

Is it the real wkscli.dll?

file version info and known copies
Installed inC:\Windows\system32\
C:\Windows\SysWOW64\
Signed byMicrosoft Windows
ProductMicrosoft Windows Operating System, Microsoft Corporation
DescriptionWorkstation Service Client DLL

2 known copies

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

21f5b628b8d224fc9afbd7b7466efdc84b65ccb20d7a1824dc59ab85ad4f83fb

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

773633a4a8b7bdfd09bf624dcf70a250874be78edab680224b009f01bc06586f

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