static public SMB_COM_NEGOTIATE_REQUEST SMB_COMNegotiateRequestFromBytes(byte[] arr)
{
SMB_COM_NEGOTIATE_REQUEST str = new SMB_COM_NEGOTIATE_REQUEST();
int size = Marshal.SizeOf(str);
IntPtr ptr = Marshal.AllocHGlobal(size);
Marshal.Copy(arr, 0, ptr, size);
str = (SMB_COM_NEGOTIATE_REQUEST)Marshal.PtrToStructure(ptr, str.GetType());
Marshal.FreeHGlobal(ptr);
return(str);
}
static public byte[] ClientNegotiate(Socket sock)
{
SMB_HEADER header = new SMB_HEADER
{
protocol = 0x424d53ff,
command = 0x72,
errorClass = 0x00,
_reserved = 0x00,
errorCode = 0x0000,
flags = 0x18,
flags2 = 0x2801,
PIDHigh = 0x0000,
SecurityFeatures = 0x0000000000000000,
reserved = 0x0000,
TID = 0x0000,
PIDLow = 0x4b2f,
UID = 0x0000,
MID = 0x5ec5
};
byte[] headerBytes = GetBytes(header);
SMB_COM_NEGOTIATE_REQUEST req = new SMB_COM_NEGOTIATE_REQUEST
{
WordCount = 0x00
};
List <byte> dialects = new List <byte>();
dialects.AddRange(Encoding.UTF8.GetBytes("\x2LANMAN1.0\0"));
dialects.AddRange(Encoding.UTF8.GetBytes("\x2LM1.2X002\0"));
dialects.AddRange(Encoding.UTF8.GetBytes("\x2NT LANMAN 1.0\0"));
dialects.AddRange(Encoding.UTF8.GetBytes("\x2NT LM 0.12\0"));
req.ByteCount = (ushort)dialects.Count;
byte[] negotitateRequest = GetBytes(req).Concat(dialects.ToArray()).ToArray();
string hex = BitConverter.ToString(negotitateRequest);
byte[] pkt = headerBytes.Concat(negotitateRequest).ToArray();
SendSMBMessage(sock, pkt, true);
return(ReceiveSMBMessage(sock));
}