CmdID / Files

bderepair.dll

BitLocker Drive Encryption: Drive Repair Tool file version info

Library on Windows 1 known copy with hashes 1 Sigma rule names it

Is it the real bderepair.dll?

file version info and known copies

Installed inC:\Windows\system32\

Signed byMicrosoft Windows

ProductMicrosoft Windows Operating System, Microsoft Corporation

DescriptionBitLocker Drive Encryption: Drive Repair Tool

1 known copy

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

bca197e9067f113ecbf0bf809154e6e07ff5e5651615e73ccdcff6707ba3b1a5

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