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Add options to disable decryption of methods and bools

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This commit is contained in:
de4dot 2011-10-26 22:24:31 +02:00
parent 63ab61fb12
commit dfb73f222f
1 changed files with 19 additions and 3 deletions
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22
de4dot.code/deobfuscators/dotNET_Reactor/Deobfuscator.cs
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@ -24,8 +24,13 @@ using de4dot.blocks;
namespace de4dot.deobfuscators.dotNET_Reactor {
class DeobfuscatorInfo : DeobfuscatorInfoBase {
BoolOption decryptMethods;
BoolOption decryptBools;
public DeobfuscatorInfo()
: base("dr") {
decryptMethods = new BoolOption(null, makeArgName("methods"), "Decrypt methods", true);
decryptBools = new BoolOption(null, makeArgName("bools"), "Decrypt booleans", true);
}
internal static string ObfuscatorType {
@ -39,11 +44,15 @@ namespace de4dot.deobfuscators.dotNET_Reactor {
public override IDeobfuscator createDeobfuscator() {
return new Deobfuscator(new Deobfuscator.Options {
ValidNameRegex = validNameRegex.get(),
DecryptMethods = decryptMethods.get(),
DecryptBools = decryptBools.get(),
});
}
protected override IEnumerable<Option> getOptionsInternal() {
return new List<Option>() {
decryptMethods,
decryptBools,
};
}
}
@ -59,6 +68,8 @@ namespace de4dot.deobfuscators.dotNET_Reactor {
BoolValueInliner boolValueInliner;
internal class Options : OptionsBase {
public bool DecryptMethods { get; set; }
public bool DecryptBools { get; set; }
}
public override string Type {
@ -113,6 +124,9 @@ namespace de4dot.deobfuscators.dotNET_Reactor {
}
peImage = new PE.PeImage(fileData);
if (!options.DecryptMethods)
return null;
if (!methodsDecrypter.decrypt(peImage, DeobfuscatedFile))
return null;
@ -137,9 +151,11 @@ namespace de4dot.deobfuscators.dotNET_Reactor {
booleanDecrypter.init(fileData, DeobfuscatedFile);
boolValueInliner = new BoolValueInliner();
boolValueInliner.add(booleanDecrypter.BoolDecrypterMethod, (method, args) => {
return booleanDecrypter.decrypt((int)args[0]);
});
if (options.DecryptBools) {
boolValueInliner.add(booleanDecrypter.BoolDecrypterMethod, (method, args) => {
return booleanDecrypter.decrypt((int)args[0]);
});
}
foreach (var info in stringDecrypter.DecrypterInfos) {
staticStringDecrypter.add(info.method, (method2, args) => {