rules/_deprecated/defense_evasion_execution_via_trusted_developer_utilities.toml

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

[rule]
author = ["Elastic"]
description = "Identifies possibly suspicious activity using trusted Windows developer activity."
false_positives = ["These programs may be used by Windows developers but use by non-engineers is unusual."]
from = "now-9m"
index = ["winlogbeat-*", "logs-endpoint.events.*", "logs-windows.*"]
language = "kuery"
license = "Elastic License v2"
name = "Trusted Developer Application Usage"
risk_score = 21
rule_id = "9d110cb3-5f4b-4c9a-b9f5-53f0a1707ae1"
severity = "low"
tags = ["Elastic", "Host", "Windows", "Threat Detection", "Defense Evasion"]
timestamp_override = "event.ingested"
type = "query"

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


[[rule.threat]]
framework = "MITRE ATT&CK"
[[rule.threat.technique]]
id = "T1127"
name = "Trusted Developer Utilities Proxy Execution"
reference = "https://attack.mitre.org/techniques/T1127/"


[rule.threat.tactic]
id = "TA0005"
name = "Defense Evasion"
reference = "https://attack.mitre.org/tactics/TA0005/"
[[rule.threat]]
framework = "MITRE ATT&CK"

[rule.threat.tactic]
id = "TA0002"
name = "Execution"
reference = "https://attack.mitre.org/tactics/TA0002/"