SigmaHQ/rules/linux/lnx_install_root_certificate.yml
2020-11-07 11:50:30 +03:00

28 lines
725 B
YAML

title: Install Root Certificate
id: 78a80655-a51e-4669-bc6b-e9d206a462ee
description: Detects installed new certificate
author: Ömer Günal, oscd.community
date: 2020/10/05
tags:
- attack.defense_evasion
- attack.t1553.004
level: low
logsource:
product: linux
detection:
selection:
- CommandLine|contains|all:
- 'mv '
- '/usr/local/share/ca-certificates'
selection2:
- ProcessName|contains:
- 'update-ca-certificates'
selection3:
- CommandLine|contains|all:
- 'cp '
- 'rootCA.crt'
- 'update-ca-trust'
condition: (selection and selection2) or selection3
falsepositives:
- Legitimate administration activities