EggShell Backdoor Execution
editEggShell Backdoor Execution
editIdentifies the execution of and EggShell Backdoor. EggShell is a known post exploitation tool for macOS and Linux.
Rule type: query
Rule indices:
- auditbeat-*
- logs-endpoint.events.*
Severity: high
Risk score: 73
Runs every: 5m
Searches indices from: now-9m (Date Math format, see also Additional look-back time)
Maximum alerts per execution: 100
References:
Tags:
- Domain: Endpoint
- OS: Linux
- OS: macOS
- Use Case: Threat Detection
- Tactic: Execution
- Data Source: Elastic Defend
Version: 103
Rule authors:
- Elastic
Rule license: Elastic License v2
Rule query
editevent.category:process and event.type:(process_started or start) and process.name:espl and process.args:eyJkZWJ1ZyI6*
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Execution
- ID: TA0002
- Reference URL: https://attack.mitre.org/tactics/TA0002/
-
Technique:
- Name: Command and Scripting Interpreter
- ID: T1059
- Reference URL: https://attack.mitre.org/techniques/T1059/
-
Sub-technique:
- Name: Python
- ID: T1059.006
- Reference URL: https://attack.mitre.org/techniques/T1059/006/