67 lines
1.8 KiB
TOML
67 lines
1.8 KiB
TOML
[metadata]
|
|
creation_date = "2023/08/29"
|
|
integration = ["endpoint"]
|
|
maturity = "production"
|
|
updated_date = "2024/05/21"
|
|
|
|
[rule]
|
|
author = ["Elastic"]
|
|
description = """
|
|
Identifies the registration of a Werfault Debugger. Attackers may abuse this mechanism to execute malicious payloads
|
|
every time the utility is executed with the "-pr" parameter.
|
|
"""
|
|
from = "now-9m"
|
|
index = ["logs-endpoint.events.registry-*", "endgame-*"]
|
|
language = "eql"
|
|
license = "Elastic License v2"
|
|
name = "Werfault ReflectDebugger Persistence"
|
|
references = ["https://cocomelonc.github.io/malware/2022/11/02/malware-pers-18.html"]
|
|
risk_score = 21
|
|
rule_id = "205b52c4-9c28-4af4-8979-935f3278d61a"
|
|
severity = "low"
|
|
tags = [
|
|
"Domain: Endpoint",
|
|
"OS: Windows",
|
|
"Use Case: Threat Detection",
|
|
"Tactic: Persistence",
|
|
"Data Source: Elastic Endgame",
|
|
"Data Source: Elastic Defend",
|
|
]
|
|
timestamp_override = "event.ingested"
|
|
type = "eql"
|
|
|
|
query = '''
|
|
registry where host.os.type == "windows" and event.type == "change" and
|
|
registry.path : (
|
|
"HKLM\\Software\\Microsoft\\Windows\\Windows Error Reporting\\Hangs\\ReflectDebugger",
|
|
"\\REGISTRY\\MACHINE\\Software\\Microsoft\\Windows\\Windows Error Reporting\\Hangs\\ReflectDebugger"
|
|
)
|
|
'''
|
|
|
|
|
|
[[rule.threat]]
|
|
framework = "MITRE ATT&CK"
|
|
[[rule.threat.technique]]
|
|
id = "T1546"
|
|
name = "Event Triggered Execution"
|
|
reference = "https://attack.mitre.org/techniques/T1546/"
|
|
|
|
|
|
[rule.threat.tactic]
|
|
id = "TA0003"
|
|
name = "Persistence"
|
|
reference = "https://attack.mitre.org/tactics/TA0003/"
|
|
[[rule.threat]]
|
|
framework = "MITRE ATT&CK"
|
|
[[rule.threat.technique]]
|
|
id = "T1112"
|
|
name = "Modify Registry"
|
|
reference = "https://attack.mitre.org/techniques/T1112/"
|
|
|
|
|
|
[rule.threat.tactic]
|
|
id = "TA0005"
|
|
name = "Defense Evasion"
|
|
reference = "https://attack.mitre.org/tactics/TA0005/"
|
|
|