What is an essential component needed for detecting over-pass-the-hash attacks?

The essential component needed for detecting over-pass-the-hash attacks is the deployment of a Network Sensor. Over-pass-the-hash attacks involve an attacker using captured password hashes to authenticate to other resources rather than cracking them. Network sensors play a crucial role in this detection by monitoring network traffic for unusual patterns or suspicious authentication attempts that deviate from normal behavior.

By analyzing the traffic, a Network Sensor can identify characteristics indicative of over-pass-the-hash attacks, such as repeated authentication requests or the unauthorized use of credentials across different systems. This proactive monitoring aids in early detection and mitigation of potential breaches that utilize this technique.

While the installation of a PTA Agent on the endpoint, database integration, and manual analysis of logs might contribute to a broader security strategy, they are not as directly influential for the specific detection of over-pass-the-hash attacks as a Network Sensor is. Each of those alternatives has its own role in security management but lacks the immediate capability to monitor and react to network-level attack patterns associated with this specific type of compromise.