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sigma-rules/rules/cross-platform/execution_python_script_in_cmdline.toml
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Jonhnathan b4c84e8a40 [Security Content] Tags Reform (#2725)
* Update Tags

* Bump updated date separately to be easy to revert if needed

* Update resource_development_ml_linux_anomalous_compiler_activity.toml

* Apply changes from the discussion

* Update persistence_init_d_file_creation.toml

* Update defense_evasion_timestomp_sysmon.toml

* Update defense_evasion_application_removed_from_blocklist_in_google_workspace.toml

* Update missing Tactic tags

* Update unit tests to match new tags

* Add missing IG tags

* Delete okta_threat_detected_by_okta_threatinsight.toml

* Update command_and_control_google_drive_malicious_file_download.toml

* Update persistence_rc_script_creation.toml

* Mass bump

* Update persistence_shell_activity_by_web_server.toml

* .

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Co-authored-by: Mika Ayenson <Mika.ayenson@elastic.co>
Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
2023-06-22 18:38:56 -03:00

58 lines
1.9 KiB
TOML

[metadata]
creation_date = "2021/01/13"
integration = ["endpoint"]
maturity = "development"
updated_date = "2023/06/22"
[rule]
author = ["Elastic"]
description = """
Identifies when a Python script is executed using command line input and imports the sys module. Attackers often use
this method to execute malicious scripts and avoiding writing it to disk.
"""
false_positives = ["Legitimate Python scripting activity."]
from = "now-9m"
index = ["auditbeat-*", "logs-endpoint.events.*"]
language = "eql"
license = "Elastic License v2"
name = "Python Script Execution via Command Line"
note = """## Setup
If enabling an EQL rule on a non-elastic-agent index (such as beats) for versions <8.2, events will not define `event.ingested` and default fallback for EQL rules was not added until 8.2, so you will need to add a custom pipeline to populate `event.ingested` to @timestamp for this rule to work.
"""
risk_score = 47
rule_id = "ee9f08dc-cf80-4124-94ae-08c405f059ae"
severity = "medium"
tags = ["Domain: Endpoint", "OS: Linux", "OS: macOS", "OS: Windows", "Use Case: Threat Detection", "Tactic: Execution"]
timestamp_override = "event.ingested"
type = "eql"
query = '''
process where event.type in ("start", "process_started") and
process.name : "python*" and process.args : "-c" and process.args : "*import*sys*"
'''
[[rule.threat]]
framework = "MITRE ATT&CK"
[[rule.threat.technique]]
id = "T1059"
name = "Command and Scripting Interpreter"
reference = "https://attack.mitre.org/techniques/T1059/"
[[rule.threat.technique.subtechnique]]
id = "T1059.006"
name = "Python"
reference = "https://attack.mitre.org/techniques/T1059/006/"
[[rule.threat.technique.subtechnique]]
id = "T1059.003"
name = "Windows Command Shell"
reference = "https://attack.mitre.org/techniques/T1059/003/"
[rule.threat.tactic]
id = "TA0002"
name = "Execution"
reference = "https://attack.mitre.org/tactics/TA0002/"