Detection rules › 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.
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Credential Access | T1040 Network Sniffing |
| Discovery | T1040 Network Sniffing |
Event coverage
| Provider | Event | Title |
|---|---|---|
| ESF | exec | Process Execution (Notify) |
Rule body yaml
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
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
Image|endswith:
- '/tcpdump'
- '/tshark'
Indicators
Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.
| Field | Kind | Values |
|---|---|---|
Image | ends_with |
|