Given the volatility of download sites, do not use generic search engines. Go directly to:
You can create your own "trainer" using Cheat Engine. Scan for your current gold value (e.g., 5000), spend 500, scan for 4500. Repeat until you find the address. Change it to 99,999,999. This is 100% verifiable and virus-free, but it takes 10 minutes to learn.