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AWS EC2 instance network traffic volume unusual

guardduty

Classification:

attack

Tactic:

TA0010-exfiltration

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WARNING: This rule is being deprecated on 6 March 2023.

Goal

Detect when an EC2 instance network traffic volume is unusual.

Strategy

This rule lets you monitor this GuardDuty integration finding:

Triage and response

  1. Determine which port triggered the signal. This can be found in the samples.
  2. If the instance is compromised:
    • Review the AWS documentation on remediating a compromised EC2 instance.

Changelog

  • 10 October 2022 - Updated tags.
  • 1 November 2022 - Updated links.