CmdID

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jscript9.dll

Microsoft JScript file version info

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

Is it the real jscript9.dll?

file version info and known copies
Installed inC:\Windows\system32\
C:\Windows\SysWOW64\
Signed byMicrosoft Windows
ProductInternet Explorer, Microsoft Corporation
DescriptionMicrosoft JScript

2 known copies

11.00.19041.1 (WinBuild.160101.0800) · C:\Windows\system32\jscript9.dll · signed by Microsoft Windows

2ef5bd31a095f2a7e44c8761719c604fc60395f2ea84ce9660f0da6fc27c97ca

11.00.19041.1 (WinBuild.160101.0800) · C:\Windows\SysWOW64\jscript9.dll · signed by Microsoft Windows

59d5bc984fd5c82ee880cb7822682631930ccf6616fad515cc80600ffedae643

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 jscript9.dll in 1 rule, for every kind of event; none is a process creation rule CmdID evaluates, so none is listed.