d2d1.dll
Microsoft D2D Library file version info
Library on Windows 2 known copies with hashes 1 Sigma rule names it
Is it the real d2d1.dll?
Original name
d2d1 in the file’s header: a renamed copy still carries itInstalled in
C:\Windows\system32\C:\Windows\SysWOW64\Signed byMicrosoft Windows
ProductMicrosoft Windows Operating System, Microsoft Corporation
DescriptionMicrosoft D2D Library
2 known copies
10.0.19041.329 (WinBuild.160101.0800) · C:\Windows\SysWOW64\d2d1.dll · signed by Microsoft Windows
6828fd9c38d3061067469f61f31b5f5f5979b23cd5b52dc54a2ad4eef443ffac10.0.19041.1 (WinBuild.160101.0800) · C:\Windows\system32\d2d1.dll · signed by Microsoft Windows
b1f99c4fd6cc6312f1991fea07363c71df09c47005e9eac488c7cafd399ba498From 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 names d2d1.dll in 1 rule, for every kind of event; none is a process creation rule CmdID evaluates, so none is listed.