It’s not absolutely clear which product this file is part of and who is its author. Laechvtyfk.exe is usually located in the %SYSTEM% folder and its usual size is 278,016 bytes.
Disable and delete the laechvtyfk.exe process as soon as possible. Most likely it is a virus, a trojan, or some other malware.
Common path(s): %SYSTEM%Filesize(s): 278,016 bytes