Justin Ibarra
eeb8ab7744
* Expand timestamp_override tests
* removed timestamp_override from eql sequence rules
* add config entry for eql rules with beats index and t_o
* add timestamp_override to missing fields
Removed changes from:
- rules/cross-platform/impact_hosts_file_modified.toml
- rules/windows/credential_access_lsass_memdump_file_created.toml
- rules/windows/defense_evasion_adding_the_hidden_file_attribute_with_via_attribexe.toml
- rules/windows/defense_evasion_execution_lolbas_wuauclt.toml
- rules/windows/defense_evasion_suspicious_certutil_commands.toml
- rules/windows/execution_command_shell_started_by_svchost.toml
(selectively cherry picked from commit 6bdfddac8e)
44 lines
1.3 KiB
TOML
Executable File
44 lines
1.3 KiB
TOML
Executable File
[metadata]
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creation_date = "2020/03/25"
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maturity = "production"
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updated_date = "2022/03/31"
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[rule]
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author = ["Elastic"]
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description = """
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An instance of MSBuild, the Microsoft Build Engine, loaded DLLs (dynamically linked libraries) responsible for Windows
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credential management. This technique is sometimes used for credential dumping.
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"""
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false_positives = ["The Build Engine is commonly used by Windows developers but use by non-engineers is unusual."]
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from = "now-9m"
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index = ["winlogbeat-*", "logs-endpoint.events.*", "logs-windows.*"]
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language = "eql"
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license = "Elastic License v2"
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name = "Microsoft Build Engine Loading Windows Credential Libraries"
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risk_score = 73
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rule_id = "9d110cb3-5f4b-4c9a-b9f5-53f0a1707ae5"
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severity = "high"
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tags = ["Elastic", "Host", "Windows", "Threat Detection", "Credential Access"]
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type = "eql"
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query = '''
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sequence by process.entity_id
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[process where event.type == "start" and (process.name : "MSBuild.exe" or process.pe.original_file_name == "MSBuild.exe")]
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[library where dll.name : ("vaultcli.dll", "SAMLib.DLL")]
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'''
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[[rule.threat]]
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framework = "MITRE ATT&CK"
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[[rule.threat.technique]]
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id = "T1003"
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reference = "https://attack.mitre.org/techniques/T1003/"
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name = "OS Credential Dumping"
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[rule.threat.tactic]
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id = "TA0006"
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reference = "https://attack.mitre.org/tactics/TA0006/"
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name = "Credential Access"
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