Jonhnathan
38b8311482
* [Security Content] Expand Abbreviated Tags * . * Update privilege_escalation_gcp_kubernetes_rolebindings_created_or_patched.toml * Apply suggestions from code review Co-authored-by: Isai <59296946+imays11@users.noreply.github.com> * Revert changes to deprecated rules * Bump updated_date --------- Co-authored-by: Isai <59296946+imays11@users.noreply.github.com>
46 lines
1.6 KiB
TOML
46 lines
1.6 KiB
TOML
[metadata]
|
|
creation_date = "2020/09/03"
|
|
maturity = "production"
|
|
updated_date = "2023/03/06"
|
|
min_stack_comments = "New fields added: required_fields, related_integrations, setup"
|
|
min_stack_version = "8.3.0"
|
|
|
|
[rule]
|
|
anomaly_threshold = 50
|
|
author = ["Elastic"]
|
|
description = """
|
|
Looks for commands related to system process discovery from an unusual user context. This can be due to uncommon
|
|
troubleshooting activity or due to a compromised account. A compromised account may be used by a threat actor to engage
|
|
in system process discovery in order to increase their understanding of software applications running on a target host
|
|
or network. This may be a precursor to selection of a persistence mechanism or a method of privilege elevation.
|
|
"""
|
|
false_positives = [
|
|
"""
|
|
Uncommon user command activity can be due to an engineer logging onto a server instance in order to perform manual
|
|
troubleshooting or reconfiguration.
|
|
""",
|
|
]
|
|
from = "now-45m"
|
|
interval = "15m"
|
|
license = "Elastic License v2"
|
|
machine_learning_job_id = ["v3_linux_system_process_discovery"]
|
|
name = "Unusual Linux Process Discovery Activity"
|
|
risk_score = 21
|
|
rule_id = "5c983105-4681-46c3-9890-0c66d05e776b"
|
|
severity = "low"
|
|
tags = ["Elastic", "Host", "Linux", "Threat Detection", "ML", "Machine Learning", "Discovery"]
|
|
type = "machine_learning"
|
|
[[rule.threat]]
|
|
framework = "MITRE ATT&CK"
|
|
[[rule.threat.technique]]
|
|
id = "T1057"
|
|
name = "Process Discovery"
|
|
reference = "https://attack.mitre.org/techniques/T1057/"
|
|
|
|
|
|
[rule.threat.tactic]
|
|
id = "TA0007"
|
|
name = "Discovery"
|
|
reference = "https://attack.mitre.org/tactics/TA0007/"
|
|
|