Get-SystemDNSServer - Empire Module


This page contains detailed information about how to use the powershell/situational_awareness/host/dnsserver Empire module. For list of all Empire modules, visit the Empire Module Library.

Module Overview

Name: Get-SystemDNSServer
Module: powershell/situational_awareness/host/dnsserver
Source code: empire/server/modules/powershell/situational_awareness/host/dnsserver.yaml
MITRE ATT&CK: T1482, T1018
Language: PowerShell
Needs admin: No
OPSEC safe: Yes
Background: No

The dnsserver module enumerates the DNS Servers used by a system.

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 dnsserver 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 dnsserver module:

Agent
Agent to run module on.

Additional Module Options

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

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.

Dnsserver Example Usage

Here's an example of how to use the dnsserver 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/situational_awareness/host/dnsserver

 Author       DarkOperator                                    
 Background   False                                           
 Comments     https://github.com/darkoperator/Posh-           
              SecMod/blob/master/Discovery/Discovery.psm1     
 Description  Enumerates the DNS Servers used by a system.    
 Language     powershell                                      
 Name         powershell/situational_awareness/host/dnsserver 
 NeedsAdmin   False                                           
 OpsecSafe    True                                            
 Techniques   http://attack.mitre.org/techniques/T1482        
              http://attack.mitre.org/techniques/T1018        


,Record Options--,------------,----------,-------------------------------------,
| Name           | Value      | Required | Description                         |
|----------------|------------|----------|-------------------------------------|
| 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").                   |
'----------------'------------'----------'-------------------------------------'

(Empire: usemodule/powershell/situational_awareness/host/dnsserver) > set Agent Y4LHEV83
[*] Set Agent to Y4LHEV83
(Empire: usemodule/powershell/situational_awareness/host/dnsserver) > execute
[*] Tasked Y4LHEV83 to run Task 1
...

Now wait for the results to come.

Author

  • DarkOperator

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.