Indicator Removal: Clear Linux or Mac System Logs

Threat Actors may clear system logs to hide evidence of an intrusion. macOS and Linux both keep track of system or user-initiated actions via system logs. The majority of native system logging is stored under the /var/log/ directory. Subfolders in this directory categorize logs by their related functions, such as:

ID: ATAGS-T1099.002
Sub-technique of:  ATAGS-T1099
Tactic: Defense Evasion
Targeted Components: Software
Responsibility: Provider
Created: 18 April 2026
Last Modified: 18 April 2026

Mitigations

This type of attack technique cannot be easily mitigated with preventive controls since it is based on the abuse of system features.