check for console before setting encoding

aHlo666 · Feb 1, 2024 · 0e1e63e · 0e1e63e
1 parent b303d1c
commit 0e1e63e
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Showing 2 changed files with 11 additions and 2 deletions.
diff --git a/Rubeus/Program.cs b/Rubeus/Program.cs
@@ -45,8 +45,8 @@ private static void MainExecute(string commandName, Dictionary<string,string> pa
 
             try
             {
-                // print unicode char properly
-                Console.OutputEncoding = Encoding.UTF8;
+                // print unicode char properly if there's a console
+                if(IsConsolePresent()) Console.OutputEncoding = Encoding.UTF8;
 
                 var commandFound = new CommandCollection().ExecuteCommand(commandName, parsedArgs);
 
@@ -99,6 +99,11 @@ public static string MainString(string command)
             return output;
         }
 
+        private static bool IsConsolePresent()
+        {
+            return Interop.GetConsoleWindow() != IntPtr.Zero;
+        }
+
         public static void Main(string[] args)
         {
             // try to parse the command line arguments, show usage on failure and then bail

diff --git a/Rubeus/lib/Interop.cs b/Rubeus/lib/Interop.cs
@@ -1515,6 +1515,10 @@ public static extern int DsGetDcName(
         [DllImport("kernel32.dll")]
         public extern static void GetSystemTime(ref SYSTEMTIME lpSystemTime);
 
+        [DllImport("kernel32.dll")]
+        public static extern IntPtr GetConsoleWindow();
+
+
         // LSA functions
 
         [DllImport("secur32.dll", SetLastError = false)]