sigmaDRL-1.1from SigmaHQ/sigma

Network Sniffing - MacOs

Detects the usage of tooling to sniff network traffic. An adversary may place a network interface into promiscuous mode to passively access data in transit over the network, or use span ports to capture a larger amount of data.

Quality

100

FP risk

—

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ATT&CK techniques

T1040

Rule sourcerules/macos/process_creation/proc_creation_macos_network_sniffing.yml

title: Network Sniffing - MacOs
id: adc9bcc4-c39c-4f6b-a711-1884017bf043
status: test
description: |
  Detects the usage of tooling to sniff network traffic.
  An adversary may place a network interface into promiscuous mode to passively access data in transit over the network, or use span ports to capture a larger amount of data.
references:
    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1040/T1040.md
author: Alejandro Ortuno, oscd.community
date: 2020-10-14
modified: 2022-11-26
tags:
    - attack.discovery
    - attack.credential-access
    - attack.t1040
logsource:
    category: process_creation
    product: macos
detection:
    selection:
        Image|endswith:
            - '/tcpdump'
            - '/tshark'
    condition: selection
falsepositives:
    - Legitimate administration activities
level: informational