1{
2  "author": [
3    "Elastic"
4  ],
5  "description": "Identifies the deletion of a specified AWS Identity and Access Management (IAM) resource group. Deleting a resource group does not delete resources that are members of the group; it only deletes the group structure.",
6  "false_positives": [
7    "A resource group may be deleted by a system administrator. Verify whether the user identity, user agent, and/or hostname should be making changes in your environment. Resource group deletions from unfamiliar users or hosts should be investigated. If known behavior is causing false positives, it can be exempted from the rule."
8  ],
9  "from": "now-60m",
10  "index": [
11    "filebeat-*",
12    "logs-aws*"
13  ],
14  "interval": "10m",
15  "language": "kuery",
16  "license": "Elastic License v2",
17  "name": "AWS IAM Group Deletion",
18  "note": "## Config\n\nThe AWS Fleet integration, Filebeat module, or similarly structured data is required to be compatible with this rule.",
19  "query": "event.dataset:aws.cloudtrail and event.provider:iam.amazonaws.com and event.action:DeleteGroup and event.outcome:success\n",
20  "references": [
21    "https://awscli.amazonaws.com/v2/documentation/api/latest/reference/iam/delete-group.html",
22    "https://docs.aws.amazon.com/IAM/latest/APIReference/API_DeleteGroup.html"
23  ],
24  "risk_score": 21,
25  "rule_id": "867616ec-41e5-4edc-ada2-ab13ab45de8a",
26  "severity": "low",
27  "tags": [
28    "Elastic",
29    "Cloud",
30    "AWS",
31    "Continuous Monitoring",
32    "SecOps",
33    "Monitoring"
34  ],
35  "threat": [
36    {
37      "framework": "MITRE ATT&CK",
38      "tactic": {
39        "id": "TA0040",
40        "name": "Impact",
41        "reference": "https://attack.mitre.org/tactics/TA0040/"
42      },
43      "technique": [
44        {
45          "id": "T1531",
46          "name": "Account Access Removal",
47          "reference": "https://attack.mitre.org/techniques/T1531/"
48        }
49      ]
50    }
51  ],
52  "timestamp_override": "event.ingested",
53  "type": "query",
54  "version": 5
55}
56