CtiIo64.sys
CTI IO driver file version info
Driver on Windows LOLDrivers vulnerable driver 1 Sigma rule names it
A known vulnerable driver
T1068Exploitation for Privilege Escalation
1 known sample
1.0 x64 built by: WinDDK · its entry
2121a2bb8ebbf2e6e82c782b6f3c6b7904f686aa495def25cf1cf52a42e16109From LOLDrivers (Apache 2.0). A driver is known by its hash: a sample under another name is the same driver. In Ceplin, "<sha256>".whatis() says which sample a hash is.
Is it the real CtiIo64.sys?
ProductCtiIo64 Driver Version 1.0, Creative Technology Innovation Co., LTd.
DescriptionCTI IO driver
From the file’s version info, as 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.
What detects it
Sigma names CtiIo64.sys in 1 rule, for every kind of event; none is a process creation rule CmdID evaluates, so none is listed.