if you downloaded it from an unofficial site, Discord, or a random forum.
Because the "torrent era" of the game was so popular, many malicious actors created fake DarkAndDarker.rar files embedded with malware, keyloggers, or trojans.
If you have come across a file named DarkAndDarker.rar today, proceed with extreme caution:
If you have already opened the file or ran an executable inside it, run a full system scan with a reputable antivirus like Malwarebytes.