A security analyst attempts to start a company's database server. When the server starts, the analyst receives an error message indicating the database server did not pass authentication. After review

A security analyst attempts to start a company's database server. When the server starts, the analyst receives an error message indicating the database server did not pass authentication. After reviewing and testing the system, the analyst receives confirmation that the server has been compromised and that attackers have redirected all outgoing database traffic to a server under their control. Which of the following MITRE ATT&CK techniques did the attacker most likely use to redirect database traffic?