MacOS Network Service Scanning

Title: MacOS Network Service Scanning
Status: test
Description:Detects enumeration of local or remote network services.
References:
  -https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1046/T1046.md
Author: Alejandro Ortuno, oscd.community
Date: 2020-10-21
modified:2021-11-27
Tags:

• -'attack.discovery'
• -'attack.t1046'

Logsource:

• category: process_creation
• product: macos

Detection:
  selection_1:
    Image|endswith:
      -'/nc'
      -'/netcat'

  selection_2:
    Image|endswith:
      -'/nmap'
      -'/telnet'

  filter:
    CommandLine|contains: 'l'
  condition:(selection_1 and not filter) or selection_2
Falsepositives:
  -Legitimate administration activities
Level: low