[metadata]
creation_date = "2020/11/10"
maturity = "production"
updated_date = "2022/01/13"

[rule]
author = ["Elastic"]
description = """
Identifies the creation or change of a Windows executable file over network shares. Adversaries may transfer tools or
other files between systems in a compromised environment.
"""
from = "now-9m"
index = ["logs-endpoint.events.*", "winlogbeat-*", "logs-windows.*"]
language = "eql"
license = "Elastic License v2"
name = "Lateral Tool Transfer"
risk_score = 47
rule_id = "58bc134c-e8d2-4291-a552-b4b3e537c60b"
severity = "medium"
tags = ["Elastic", "Host", "Windows", "Threat Detection", "Lateral Movement"]
type = "eql"

query = '''
sequence by host.id with maxspan=30s
  [network where event.type == "start" and process.pid == 4 and destination.port == 445 and
   network.direction : ("incoming", "ingress") and
   network.transport == "tcp" and source.ip != "127.0.0.1" and source.ip != "::1"
  ] by process.entity_id
  /* add more executable extensions here if they are not noisy in your environment */
  [file where event.type in ("creation", "change") and process.pid == 4 and file.extension : ("exe", "dll", "bat", "cmd")] by process.entity_id
'''


[[rule.threat]]
framework = "MITRE ATT&CK"
[[rule.threat.technique]]
id = "T1570"
name = "Lateral Tool Transfer"
reference = "https://attack.mitre.org/techniques/T1570/"


[rule.threat.tactic]
id = "TA0008"
name = "Lateral Movement"
reference = "https://attack.mitre.org/tactics/TA0008/"