Attackers use automated tools to "stuff" these credentials into login pages. If a user reused their Gmail password on a gaming site, the attacker gains access to games, digital items, or saved payment methods.
Once a tool identifies a working account, it is flagged as a "hit" and can be sold on underground forums or Telegram for a profit.
Use a tool like Have I Been Pwned to see if your email has appeared in any recent breaches. 1,5M COMBOLIST GMAIL (TARGERED GAMING).txt
The specific file you mentioned, "1,5M COMBOLIST GMAIL (TARGETED GAMING).txt," indicates a curated collection of 1.5 million Gmail accounts specifically gathered because of their association with gaming platforms (e.g., Steam, Epic Games, or PlayStation). What this file is used for
Compromised accounts are often used to send further phishing emails to the account owner’s contacts to spread malware. Steps to take if you are concerned Attackers use automated tools to "stuff" these credentials
If you suspect your credentials might be in such a list, security experts from Norton and Avast recommend the following:
A is a text file containing massive lists of stolen credentials, typically in a username:password or email:password format. These files are used by cybercriminals to perform credential stuffing , an automated attack where they try these leaked pairs across various websites to gain unauthorized access. Use a tool like Have I Been Pwned
If a service notifies you of a breach, change your password to something unique and strong. Do not reuse this password on other sites.