Example #1
0
        ////////////////////////////////////////////////////////////////////////////////
        ////////////////////////////////////////////////////////////////////////////////
        public static void EnumerateTokenPrivileges(IntPtr hToken)
        {
            ////////////////////////////////////////////////////////////////////////////////
            UInt32 TokenInfLength = 0;

            Console.WriteLine("[*] Enumerating Token Privileges");
            Unmanaged.GetTokenInformation(
                hToken,
                Enums._TOKEN_INFORMATION_CLASS.TokenPrivileges,
                IntPtr.Zero,
                TokenInfLength,
                out TokenInfLength
                );

            if (TokenInfLength < 0 || TokenInfLength > Int32.MaxValue)
            {
                GetError("GetTokenInformation - 1 " + TokenInfLength);
                return;
            }
            Console.WriteLine(" [*] GetTokenInformation - Pass 1");
            IntPtr lpTokenInformation = Marshal.AllocHGlobal((Int32)TokenInfLength);

            ////////////////////////////////////////////////////////////////////////////////
            if (!Unmanaged.GetTokenInformation(
                    hToken,
                    Enums._TOKEN_INFORMATION_CLASS.TokenPrivileges,
                    lpTokenInformation,
                    TokenInfLength,
                    out TokenInfLength))
            {
                GetError("GetTokenInformation - 2" + TokenInfLength);
                return;
            }
            Console.WriteLine(" [*] GetTokenInformation - Pass 2");
            Structs._TOKEN_PRIVILEGES_ARRAY tokenPrivileges = (Structs._TOKEN_PRIVILEGES_ARRAY)Marshal.PtrToStructure(lpTokenInformation, typeof(Structs._TOKEN_PRIVILEGES_ARRAY));
            Console.WriteLine(" [+] Enumerated " + tokenPrivileges.PrivilegeCount + " Privileges");

            ////////////////////////////////////////////////////////////////////////////////
            for (Int32 i = 0; i < tokenPrivileges.PrivilegeCount; i++)
            {
                StringBuilder lpName  = new StringBuilder();
                Int32         cchName = 0;
                IntPtr        lpLuid  = Marshal.AllocHGlobal(Marshal.SizeOf(tokenPrivileges.Privileges[i]));
                Marshal.StructureToPtr(tokenPrivileges.Privileges[i].Luid, lpLuid, true);
                Unmanaged.LookupPrivilegeName(null, lpLuid, null, ref cchName);
                if (cchName < 0 || cchName > Int32.MaxValue)
                {
                    GetError("LookupPrivilegeName " + cchName);
                    return;
                }

                lpName.EnsureCapacity(cchName + 1);
                if (Unmanaged.LookupPrivilegeName(null, lpLuid, lpName, ref cchName))
                {
                    Console.WriteLine("  [*] " + lpName.ToString());
                }
                Marshal.FreeHGlobal(lpLuid);
            }
        }