Justin Ibarra
34 lines
940 B
TOML
34 lines
940 B
TOML
[metadata]
|
|
creation_date = "2020/02/18"
|
|
ecs_version = ["1.5.0"]
|
|
maturity = "production"
|
|
updated_date = "2020/06/25"
|
|
|
|
[rule]
|
|
author = ["Elastic"]
|
|
description = """
|
|
Iodine is a tool for tunneling Internet protocol version 4 (IPV4) traffic over the DNS protocol to circumvent firewalls,
|
|
network security groups, and network access lists while evading detection.
|
|
"""
|
|
false_positives = [
|
|
"""
|
|
Normal use of Iodine is uncommon apart from security testing and research. Use by non-security engineers is very
|
|
uncommon.
|
|
""",
|
|
]
|
|
index = ["auditbeat-*"]
|
|
language = "kuery"
|
|
license = "Elastic License"
|
|
name = "Potential DNS Tunneling via Iodine"
|
|
references = ["https://code.kryo.se/iodine/"]
|
|
risk_score = 73
|
|
rule_id = "041d4d41-9589-43e2-ba13-5680af75ebc2"
|
|
severity = "high"
|
|
tags = ["Elastic", "Linux"]
|
|
type = "query"
|
|
|
|
query = '''
|
|
event.category:process and event.type:(start or process_started) and process.name:(iodine or iodined)
|
|
'''
|
|
|