shashank-elastic
53 lines
1.3 KiB
TOML
53 lines
1.3 KiB
TOML
[metadata]
|
|
creation_date = "2021/01/12"
|
|
integration = ["endpoint"]
|
|
maturity = "production"
|
|
updated_date = "2024/05/21"
|
|
|
|
[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",
|
|
"Data Source: Elastic Defend",
|
|
]
|
|
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/"
|
|
|