Files
sigma-rules/rules/cross-platform/execution_pentest_eggshell_remote_admin_tool.toml
T
eric-forte-elastic aaa4ce2ea0 [BUG] test_all_rule_queries_optimized does not run on rules (#2823)
* Fixed kql -> kuery in test_all_rule_queries_opt...

* all queries optimized

* manually reconciled all rules that failed due to toml escaped chars

* merge rules from main

* Rules needing optimization

* Fix optimized note

* fix another note

* another note fix

* fixing whitespace

* Updated for readability

---------

Co-authored-by: terrancedejesus <terrance.dejesus@elastic.co>
Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
2023-06-23 10:58:31 -04:00

48 lines
1.4 KiB
TOML

[metadata]
creation_date = "2021/01/12"
integration = ["endpoint"]
maturity = "production"
min_stack_comments = "New fields added: required_fields, related_integrations, setup"
min_stack_version = "8.3.0"
updated_date = "2023/06/22"
[rule]
author = ["Elastic"]
description = "Identifies the execution of and EggShell Backdoor. EggShell is a known post exploitation tool for macOS and Linux."
from = "now-9m"
index = ["auditbeat-*", "logs-endpoint.events.*"]
language = "kuery"
license = "Elastic License v2"
name = "EggShell Backdoor Execution"
references = ["https://github.com/neoneggplant/EggShell"]
risk_score = 73
rule_id = "41824afb-d68c-4d0e-bfee-474dac1fa56e"
severity = "high"
tags = ["Domain: Endpoint", "OS: Linux", "OS: macOS", "Use Case: Threat Detection", "Tactic: Execution"]
timestamp_override = "event.ingested"
type = "query"
query = '''
event.category:process and event.type:(process_started or start) and process.name:espl and process.args:eyJkZWJ1ZyI6*
'''
[[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.tactic]
id = "TA0002"
name = "Execution"
reference = "https://attack.mitre.org/tactics/TA0002/"