Indicator Removal: Clear Network Connection History and Configurations

Threat Actors may clear or remove evidence of malicious network connections in order to clean up traces of their operations. Configuration settings as well as various artifacts that highlight connection history may be created on a system and/or in application logs from behaviors that require network connections, such as Remote Services or External Remote Services. Defenders may use these artifacts to monitor or otherwise analyze network connections created by Threat Actors.

ID: ATAGS-T1099.004
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.