public unsafe static int Main()
{
// Assign redpill
byte[] redpill =
{
0x0f, 0x01, 0x0d, // asm SIDT instruction
0x00, 0x00, 0x00, 0x00, // placeholder for an address
0xc3
}; // asm return instruction
unsafe
{
fixed(byte *matrix = new byte[6],
redpillPtr = redpill)
{
// Move the address of matrix immediately
// following the SIDT instruction of memory.
*(uint *)&redpillPtr[3] = (uint)&matrix[0];
using (VirtualMemoryPtr codeBytesPtr =
new VirtualMemoryPtr(redpill.Length))
{
Marshal.Copy(
redpill, 0,
codeBytesPtr, redpill.Length);
MethodInvoker method =
(MethodInvoker)Marshal.GetDelegateForFunctionPointer(
codeBytesPtr, typeof(MethodInvoker));
method();
}
if (matrix[5] > 0xd0)
{
Console.WriteLine("Inside Matrix!\n");
return(1);
}
else
{
Console.WriteLine("Not in Matrix.\n");
return(0);
}
} // fixed
} // unsafe
}
public unsafe static int Main()
{
// Assign redpill
byte[] redpill = {
0x0f, 0x01, 0x0d, // asm SIDT instruction
0x00, 0x00, 0x00, 0x00, // placeholder for an address
0xc3}; // asm return instruction
unsafe
{
fixed(byte* matrix = new byte[6],
redpillPtr = redpill)
{
// Move the address of matrix immediately
// following the SIDT instruction of memory.
*(uint*)&redpillPtr[3] = (uint)&matrix[0];
using(VirtualMemoryPtr codeBytesPtr =
new VirtualMemoryPtr(redpill.Length))
{
Marshal.Copy(
redpill, 0,
codeBytesPtr, redpill.Length);
MethodInvoker method =
(MethodInvoker)Marshal.GetDelegateForFunctionPointer(
codeBytesPtr, typeof(MethodInvoker));
method();
}
if(matrix[5] > 0xd0)
{
Console.WriteLine("Inside Matrix!\n");
return 1;
}
else
{
Console.WriteLine("Not in Matrix.\n");
return 0;
}
} // fixed
} // unsafe
}
