System Network Discovery - Linux

 1title: System Network Discovery - Linux
 2id: e7bd1cfa-b446-4c88-8afb-403bcd79e3fa
 3status: test
 4description: Detects enumeration of local network configuration
 5references:
 6    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1016/T1016.md
 7author: Ömer Günal and remotephone, oscd.community
 8date: 2020/10/06
 9modified: 2022/09/15
10tags:
11    - attack.discovery
12    - attack.t1016
13logsource:
14    category: process_creation
15    product: linux
16detection:
17    selection_img:
18        Image|endswith:
19            - '/firewall-cmd'
20            - '/ufw'
21            - '/iptables'
22            - '/netstat'
23            - '/ss'
24            - '/ip'
25            - '/ifconfig'
26            - '/systemd-resolve'
27            - '/route'
28    selection_cli:
29        CommandLine|contains: '/etc/resolv.conf'
30    condition: 1 of selection_*
31falsepositives:
32    - Legitimate administration activities
33level: informational