// MITRE ATT&CK
T1556.003 · Pluggable Authentication Modules
Sub-technique of T1556 · Modify Authentication Process.
Adversaries may modify pluggable authentication modules (PAM) to access user credentials or enable otherwise unwarranted access to accounts. PAM is a modular system of configuration files, libraries, and executable files which guide authentication for many services. The most common authentication mo...
How to detect & mitigate it
Detecting Pluggable Authentication Modules starts with your SIEM/EDR telemetry. Write a detection rule with the Sigma generator, analyze suspicious logs in the log analyzer, and place the technique on your coverage with the ATT&CK matrix.
Related techniques
T1687
Exploitation for Defense Impairment T1578.004
Revert Cloud Instance T1222.002
Linux and Mac Permissions T1666
Modify Cloud Resource Hierarchy T1685.003
Modify or Spoof Tool UI T1685.001
Disable or Modify Windows Event Log T1578
Modify Cloud Compute Infrastructure T1600
Weaken Encryption
Exploitation for Defense Impairment T1578.004
Revert Cloud Instance T1222.002
Linux and Mac Permissions T1666
Modify Cloud Resource Hierarchy T1685.003
Modify or Spoof Tool UI T1685.001
Disable or Modify Windows Event Log T1578
Modify Cloud Compute Infrastructure T1600
Weaken Encryption
Source: MITRE ATT&CK®. ATT&CK is a registered trademark of The MITRE Corporation. Content for educational purposes.