Once installed, a cracked Office suite can open a hole in your Windows Firewall. Hackers use millions of such machines to form botnets for DDoS attacks or spam campaigns—all running silently on your machine.

If you have acquired a legitimate archive of the software, follow these steps:

Files with this name on torrents, file-sharing sites, or unauthorized forums are almost always malicious. ⚡ The Dangers of Cracked .RAR Files