Justin Ibarra
45 lines
1.4 KiB
TOML
Executable File
45 lines
1.4 KiB
TOML
Executable File
[metadata]
|
|
creation_date = "2020/03/25"
|
|
maturity = "production"
|
|
updated_date = "2021/04/14"
|
|
|
|
[rule]
|
|
author = ["Elastic"]
|
|
description = """
|
|
An instance of MSBuild, the Microsoft Build Engine, loaded DLLs (dynamically linked libraries) responsible for Windows
|
|
credential management. This technique is sometimes used for credential dumping.
|
|
"""
|
|
false_positives = ["The Build Engine is commonly used by Windows developers but use by non-engineers is unusual."]
|
|
from = "now-9m"
|
|
index = ["winlogbeat-*", "logs-endpoint.events.*", "logs-windows.*"]
|
|
language = "eql"
|
|
license = "Elastic License v2"
|
|
name = "Microsoft Build Engine Loading Windows Credential Libraries"
|
|
risk_score = 73
|
|
rule_id = "9d110cb3-5f4b-4c9a-b9f5-53f0a1707ae5"
|
|
severity = "high"
|
|
tags = ["Elastic", "Host", "Windows", "Threat Detection", "Credential Access"]
|
|
timestamp_override = "event.ingested"
|
|
type = "eql"
|
|
|
|
query = '''
|
|
sequence by process.entity_id
|
|
[process where event.type == "start" and (process.name : "MSBuild.exe" or process.pe.original_file_name == "MSBuild.exe")]
|
|
[library where dll.name : ("vaultcli.dll", "SAMLib.DLL")]
|
|
'''
|
|
|
|
|
|
[[rule.threat]]
|
|
framework = "MITRE ATT&CK"
|
|
[[rule.threat.technique]]
|
|
id = "T1003"
|
|
reference = "https://attack.mitre.org/techniques/T1003/"
|
|
name = "OS Credential Dumping"
|
|
|
|
|
|
[rule.threat.tactic]
|
|
id = "TA0006"
|
|
reference = "https://attack.mitre.org/tactics/TA0006/"
|
|
name = "Credential Access"
|
|
|