If you are researching how these tools function for cybersecurity or educational purposes, here is what they generally do:

Use Google Keyword Planner or Ahrefs to find relevant keywords legally.

Use official datasets like those from Have I Been Pwned to study credential leaks in a safe, ethical environment.

These "tools" are frequently infected with Remote Access Trojans (RATs) , stealers , or miners . The person sharing the "scraper" often uses it to hack the people who download it.