sigma-rules/rules/_deprecated/linux_nmap_activity.toml

[metadata]
creation_date = "2020/02/18"
deprecation_date = "2021/04/15"
maturity = "deprecated"
updated_date = "2021/04/15"

[rule]
author = ["Elastic"]
description = """
Nmap was executed on a Linux host. Nmap is a FOSS tool for network scanning and security testing. It can map and
discover networks, and identify listening services and operating systems. It is sometimes used to gather information in
support of exploitation, execution or lateral movement.
"""
false_positives = [
    """
    Security testing tools and frameworks may run `Nmap` in the course of security auditing. Some normal use of this
    command may originate from security engineers and network or server administrators. Use of nmap by ordinary users is
    uncommon.
    """,
]
from = "now-9m"
index = ["auditbeat-*", "logs-endpoint.events.*"]
language = "kuery"
license = "Elastic License v2"
name = "Nmap Process Activity"
references = ["https://en.wikipedia.org/wiki/Nmap"]
risk_score = 21
rule_id = "c87fca17-b3a9-4e83-b545-f30746c53920"
severity = "low"
tags = ["Elastic", "Host", "Linux", "Threat Detection"]
timestamp_override = "event.ingested"
type = "query"

query = '''
event.category:process and event.type:(start or process_started) and process.name:nmap
'''