Justin Ibarra
97ee8cc9ac
* Refresh beats and ecs schemas and default to use latest to validate * remove incorrect ecs_version from zoom rule * remove stale ecs_version from rules
54 lines
1.4 KiB
TOML
54 lines
1.4 KiB
TOML
[metadata]
|
|
creation_date = "2020/03/25"
|
|
maturity = "production"
|
|
updated_date = "2020/11/03"
|
|
|
|
[rule]
|
|
author = ["Elastic"]
|
|
description = """
|
|
RegSvcs.exe and RegAsm.exe are Windows command line utilities that are used to register .NET Component Object Model
|
|
(COM) assemblies. Adversaries can use RegSvcs.exe and RegAsm.exe to proxy execution of code through a trusted Windows
|
|
utility.
|
|
"""
|
|
from = "now-9m"
|
|
index = ["winlogbeat-*", "logs-endpoint.events.*"]
|
|
language = "kuery"
|
|
license = "Elastic License"
|
|
name = "Execution via Regsvcs/Regasm"
|
|
risk_score = 21
|
|
rule_id = "47f09343-8d1f-4bb5-8bb0-00c9d18f5010"
|
|
severity = "low"
|
|
tags = ["Elastic", "Host", "Windows", "Threat Detection", "Execution"]
|
|
type = "query"
|
|
|
|
query = '''
|
|
event.category:process and event.type:(start or process_started) and process.name:(RegAsm.exe or RegSvcs.exe)
|
|
'''
|
|
|
|
|
|
[[rule.threat]]
|
|
framework = "MITRE ATT&CK"
|
|
[[rule.threat.technique]]
|
|
id = "T1121"
|
|
name = "Regsvcs/Regasm"
|
|
reference = "https://attack.mitre.org/techniques/T1121/"
|
|
|
|
|
|
[rule.threat.tactic]
|
|
id = "TA0002"
|
|
name = "Execution"
|
|
reference = "https://attack.mitre.org/tactics/TA0002/"
|
|
[[rule.threat]]
|
|
framework = "MITRE ATT&CK"
|
|
[[rule.threat.technique]]
|
|
id = "T1121"
|
|
name = "Regsvcs/Regasm"
|
|
reference = "https://attack.mitre.org/techniques/T1121/"
|
|
|
|
|
|
[rule.threat.tactic]
|
|
id = "TA0005"
|
|
name = "Defense Evasion"
|
|
reference = "https://attack.mitre.org/tactics/TA0005/"
|
|
|