AWS RDS Instance Creation

 1[metadata]
 2creation_date = "2021/06/06"
 3integration = ["aws"]
 4maturity = "production"
 5updated_date = "2024/05/21"
 6
 7[rule]
 8author = ["Elastic", "Austin Songer"]
 9description = "Identifies the creation of an Amazon Relational Database Service (RDS) Aurora database instance."
10false_positives = [
11    """
12    A database instance may be created by a system or network administrator. Verify whether the user identity, user
13    agent, and/or hostname should be making changes in your environment. Instances creations by unfamiliar users or
14    hosts should be investigated. If known behavior is causing false positives, it can be exempted from the rule.
15    """,
16]
17from = "now-60m"
18index = ["filebeat-*", "logs-aws.cloudtrail-*"]
19interval = "10m"
20language = "kuery"
21license = "Elastic License v2"
22name = "AWS RDS Instance Creation"
23note = """## Setup
24
25The AWS Fleet integration, Filebeat module, or similarly structured data is required to be compatible with this rule."""
26references = ["https://docs.aws.amazon.com/AmazonRDS/latest/APIReference/API_CreateDBInstance.html"]
27risk_score = 21
28rule_id = "f30f3443-4fbb-4c27-ab89-c3ad49d62315"
29severity = "low"
30tags = [
31    "Domain: Cloud",
32    "Data Source: AWS",
33    "Data Source: Amazon Web Services",
34    "Data Source: AWS RDS",
35    "Use Case: Asset Visibility",
36    "Tactic: Persistence",
37]
38timestamp_override = "event.ingested"
39type = "query"
40
41query = '''
42event.dataset:aws.cloudtrail and event.provider:rds.amazonaws.com and event.action:CreateDBInstance and event.outcome:success
43'''
44
45
46[[rule.threat]]
47framework = "MITRE ATT&CK"
48
49[rule.threat.tactic]
50id = "TA0003"
51name = "Persistence"
52reference = "https://attack.mitre.org/tactics/TA0003/"