2012-04-11 03:28:22 +08:00
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/*
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2014-03-12 05:15:43 +08:00
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Copyright (C) 2011-2014 de4dot@gmail.com
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2012-04-11 03:28:22 +08:00
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This file is part of de4dot.
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de4dot is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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de4dot is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with de4dot. If not, see <http://www.gnu.org/licenses/>.
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*/
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2014-04-14 12:28:29 +08:00
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using System;
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using System.Runtime.Remoting;
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2012-12-20 09:06:09 +08:00
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using dnlib.DotNet;
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2013-10-03 00:07:28 +08:00
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using AssemblyData;
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2012-04-11 03:28:22 +08:00
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using de4dot.code.AssemblyClient;
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2012-11-07 05:25:19 +08:00
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using de4dot.blocks;
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2012-04-11 03:28:22 +08:00
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using de4dot.mdecrypt;
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namespace de4dot.code.deobfuscators {
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2015-05-17 19:29:48 +08:00
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public static class MethodsDecrypter {
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2013-01-19 20:03:57 +08:00
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public static DumpedMethods Decrypt(ModuleDef module, byte[] moduleCctorBytes) {
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return Decrypt(NewProcessAssemblyClientFactory.GetServerClrVersion(module), module.Location, moduleCctorBytes);
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2012-11-23 14:12:43 +08:00
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}
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2013-01-19 20:03:57 +08:00
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public static DumpedMethods Decrypt(ServerClrVersion serverVersion, string filename, byte[] moduleCctorBytes) {
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2014-04-14 12:28:29 +08:00
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Exception lastEx = null;
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for (int i = 0; i < 5; i++) {
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try {
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return Decrypt2(serverVersion, filename, moduleCctorBytes);
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}
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catch (RemotingException ex) {
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lastEx = ex;
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continue;
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}
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}
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throw lastEx;
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}
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static DumpedMethods Decrypt2(ServerClrVersion serverVersion, string filename, byte[] moduleCctorBytes) {
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2013-10-03 00:07:28 +08:00
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using (var client = new NewProcessAssemblyClientFactory(serverVersion).Create(AssemblyServiceType.MethodDecrypter)) {
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2013-01-19 20:03:57 +08:00
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client.Connect();
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client.WaitConnected();
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2012-04-11 03:28:22 +08:00
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var info = new DecryptMethodsInfo();
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info.moduleCctorBytes = moduleCctorBytes;
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2013-10-03 00:07:28 +08:00
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client.MethodDecrypterService.InstallCompileMethod(info);
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client.MethodDecrypterService.LoadObfuscator(filename);
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return client.MethodDecrypterService.DecryptMethods();
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2012-04-11 03:28:22 +08:00
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}
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}
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}
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}
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