Add new guardduty ip set¶
| Platform | Author | Last Update |
|---|---|---|
| aws | Nick Jones | 2023-07-01 |
An adversary may attempt to add a new GuardDuty IP whitelist in order to whitelist systems they control and reduce the chance of malicious activity being detected.
MITRE IDs¶
Required Permissions¶
- guardduty:CreateIPSet
Required Parameters¶
| Name | Type | Description | Example Value |
|---|---|---|---|
| detectorid | str | ID of the guardduty detector associated with the IP set list | 12345 |
| format | str | Format of the new IP set list - choice of TXT, STIX, OTX_CSV, ALIEN_VAULT, PROOF_POINT, FIRE_EYE | TXT |
| location | str | Location of the IP whitelist | http://www.example.com |
Attacker Action¶
aws guardduty create-ip-set --activate --detector-id 12345 --format TXT --location http://www.example.com
Detection Case¶
ELK query¶
When logs are ingested into ELK, the following Lucene query can be used to identify relevant events.
eventName:CreateIPSet AND eventSource:*.guardduty.amazonaws.com
Sigma Definition¶
---
title: Add new guardduty ip set
id: faf89476-061a-4c29-8f9c-2ed65e65de2e
status: experimental
author: Nick Jones
date: 2023-07-01
description: An adversary may attempt to add a new GuardDuty IP whitelist in order to whitelist systems they control and reduce the chance of malicious activity being detected.
logsource:
service: cloudtrail
detection:
selection_source:
- eventSource: "*.guardduty.amazonaws.com"
events:
- eventName: "CreateIPSet"
condition: selection_source AND events
level: low
tags:
- attack.T1562