Adversaries may install a root certificate on a compromised system to avoid warnings when connecting to their command and control servers. Root certificates are used in public key cryptography to identify a root certificate authority (CA). When a root certificate is installed, the system or application will trust certificates in the root’s chain of trust that have been signed by the root certificate.
Rule type: query
Risk score: 47
Runs every: 5 minutes
Maximum alerts per execution: 100
- Threat Detection
- Defense Evasion
Version: 100 (version history)
Added (Elastic Stack release): 7.12.0
Last modified (Elastic Stack release): 8.5.0
Rule authors: Elastic
Rule license: Elastic License v2
Certain applications may install root certificates for the purpose of inspecting SSL traffic.
event.category:process and event.type:(start or process_started) and process.name:security and process.args:"add-trusted-cert" and not pr ocess.parent.executable:("/Library/Bitdefender/AVP/product/bin/BDCoreI ssues" or "/Applications/Bitdefender/SecurityNetworkInstallerApp.app/C ontents/MacOS/SecurityNetworkInstallerApp" )
Framework: MITRE ATT&CKTM
- Version 100 (8.5.0 release)
- Formatting only
- Version 3 (8.4.0 release)
Updated query, changed from:
event.category:process and event.type:(start or process_started) and process.name:security and process.args:"add-trusted-cert"