CmdID

CmdID / Files

twinui.appcore.dll

TWINUI.APPCORE file version info

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

Is it the real twinui.appcore.dll?

file version info and known copies
Installed inC:\Windows\system32\
C:\Windows\SysWOW64\
Signed byMicrosoft Windows
ProductMicrosoft Windows Operating System, Microsoft Corporation
DescriptionTWINUI.APPCORE

2 known copies

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

3d925855b238d256a22bafc2af67d07d24cebb4f8618df9963891aa05aad61b1

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

62cb55f14edeb728e09cf8459a7dceefe08d3d03d9cfbd8a5354ed140aac6f6d

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