Especially do not use any "Account Checker" software provided with such lists, as these are primary vectors for infecting your own computer.
If you found this file on a forum or "leaks" site, it is highly likely to contain malware (such as a Trojan or Stealer) if you try to open or run it with a "checker" tool. 100k Gaming - PayPal -More Combo.txt
If you are worried your info is in this list, visit Have I Been Pwned to see if your email has been part of a known breach. Especially do not use any "Account Checker" software