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Eval obfuscation transformers

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This commit is contained in:
sanex3339
2018-01-08 20:34:36 +03:00
parent 07c7414420 c8534978d9
commit ad0b1b0fdf
112 changed files with 2202 additions and 10096 deletions
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src/JavaScriptObfuscator.ts
+31 -14
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@@ -48,10 +48,18 @@ export class JavaScriptObfuscator implements IJavaScriptObfuscator {
/**
* @type {NodeTransformer[]}
*/
private static readonly convertingTransformersList: NodeTransformer[] = [
NodeTransformer.CallExpressionTransformer,
private static readonly postObfuscationConvertingTransformersList: NodeTransformer[] = [
NodeTransformer.AstToEvalCallExpressionTransformer
];
/**
* @type {NodeTransformer[]}
*/
private static readonly preObfuscationConvertingTransformersList: NodeTransformer[] = [
NodeTransformer.EvalCallExpressionToAstTransformer,
NodeTransformer.MemberExpressionTransformer,
NodeTransformer.MethodDefinitionTransformer,
NodeTransformer.ObjectExpressionKeysTransformer,
NodeTransformer.TemplateLiteralTransformer
];
@@ -177,7 +185,7 @@ export class JavaScriptObfuscator implements IJavaScriptObfuscator {
const obfuscationTime: number = (Date.now() - timeStart) / 1000;
this.logger.success(LoggingMessage.ObfuscationCompleted, obfuscationTime);
return this.getObfuscationResult(obfuscatedAstTree, generatorOutput);
return this.getObfuscationResult(generatorOutput);
}
/**
@@ -251,12 +259,26 @@ export class JavaScriptObfuscator implements IJavaScriptObfuscator {
);
}
// fifth pass: converting and obfuscating transformers
// fifth pass: pre-obfuscation converting transformers
this.logger.info(LoggingMessage.StagePreObfuscation);
astTree = this.transformersRunner.transform(
astTree,
JavaScriptObfuscator.preObfuscationConvertingTransformersList
);
// sixth pass: obfuscating transformers
this.logger.info(LoggingMessage.StageObfuscation);
astTree = this.transformersRunner.transform(astTree, [
...JavaScriptObfuscator.convertingTransformersList,
...JavaScriptObfuscator.obfuscatingTransformersList
]);
astTree = this.transformersRunner.transform(
astTree,
JavaScriptObfuscator.obfuscatingTransformersList
);
// seventh pass: post-obfuscation converting transformers
this.logger.info(LoggingMessage.StagePostObfuscation);
astTree = this.transformersRunner.transform(
astTree,
JavaScriptObfuscator.postObfuscationConvertingTransformersList
);
this.obfuscationEventEmitter.emit(ObfuscationEvent.AfterObfuscation, astTree, stackTraceData);
@@ -291,16 +313,11 @@ export class JavaScriptObfuscator implements IJavaScriptObfuscator {
}
/**
* @param {Program} obfuscatedAstTree
* @param {IGeneratorOutput} generatorOutput
* @returns {IObfuscationResult}
*/
private getObfuscationResult (
obfuscatedAstTree: ESTree.Program,
generatorOutput: IGeneratorOutput
): IObfuscationResult {
private getObfuscationResult (generatorOutput: IGeneratorOutput): IObfuscationResult {
return this.sourceMapCorrector.correct(
obfuscatedAstTree,
generatorOutput.code,
generatorOutput.map
);