Mk.zip <Firefox>

In specific security write-ups, "mk.zip" has appeared as a placeholder or staging name for tools:

: Users typically place the unzipped (or often merged) mk.zip file into the mame/roms/ directory to launch the game. mk.zip

: Some malicious scripts or security tutorials use mk.zip as a temporary name when downloading the Mimikatz credential theft tool to a system's temp folder before execution. Hunting Malicious LSASS Access for Credential Theft In specific security write-ups, "mk