The CODEX crack uses a patched executable. Windows Defender will immediately quarantine it.
Always copy the contents of the CODEX folder into the main directory.
: Some fixes allowed players with CPUs that did not meet the "minimum requirement" (such as dual-core processors) to bypass the game's hardware checks and launch the title. Technical Context
: CODEX released a specific "Crackfix" that targets the 5 MB error. This often comes bundled with a DLC Unlocker that also grants access to pre-order content like the SP Exo Upgrade. Alternative Crack (RELOADED)