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Android hook so function

时间:2023-01-10 20:22:16浏览次数:37  
标签:function console log args funcAddr hook so var Android

 //枚举导入表
 var improts = Module.enumerateImports("1.so");
 for(let i = 0; i < improts.length; i++){
     console.log(JSON.stringify(improts[i]));
     console.log(improts[i].name + " " + improts[i].address);
 }

 //枚举导出表
 var exports = Module.enumerateExports("1.so");
 for(let i = 0; i < exports.length; i++){
     console.log(exports[i].name + " " + exports[i].address);
 }

 //枚举符号表
 var symbols = Module.enumerateSymbols("1.so");
 for(let i = 0; i < symbols.length; i++){
     console.log(symbols[i].name + " " + symbols[i].address);
 }

 //枚举进程中已加载的模块
 var modules = Process.enumerateModules();
 console.log(JSON.stringify(modules[0].enumerateExports()[0]));

 //hook导出函数
 var funcAddr = Module.findExportByName("1.so", "your_func_name");
 console.log(funcAddr);
 Interceptor.attach(funcAddr, {
     onEnter: function (args) {
         console.log("funcAddr onEnter args[1]: ", hexdump(args[1]));
         console.log("funcAddr onEnter args[2]: ", args[2].toInt32());
         this.args3 = args[3];
     }, onLeave: function (retval) {
         console.log("funcAddr onLeave args[3]: ", hexdump(this.args3));
     }
 });

 //各种方式得到so基址
 var module1 = Process.findModuleByName("1.so");
 console.log(JSON.stringify(module1));
 console.log("module1", module1.base);

 var module2 = Process.getModuleByName("1.so");
 console.log("module2", module2.base);

 var soAddr = Module.findBaseAddress("1.so");
 console.log("soAddr", soAddr);

 var modules = Process.enumerateModules();
 for(let i = 0; i < modules.length; i++){
     if(modules[i].name == "1.so"){
         console.log(modules[i].name + " " + modules[i].base);
     }
 }

 var module = Process.findModuleByAddress(Module.findBaseAddress("1.so"));
 console.log("module " + module.name + " " + module.base);

 //hook任意函数
 var soAddr = Module.findBaseAddress("1.so");
  var so = 0x77ab999000;
  // ptr ==> convert to nativePoint
  console.log(ptr(so).add(0x1234));
 
 var funcAddr = soAddr.add(0x1234);
 Interceptor.attach(funcAddr, {
     onEnter: function (args) {
         console.log("funcAddr onEnter args[1]: ", hexdump(args[1]));
         console.log("funcAddr onEnter args[2]: ", args[2].toInt32());
         this.args3 = args[3];
     }, onLeave: function (retval) {
         console.log("funcAddr onLeave args[3]: ", hexdump(this.args3));
     }
 });

 //有手就行的so hook
function print_arg(addr){
    var module = Process.findRangeByAddress(addr);
    if(module != null) return hexdump(addr) + "\n";
    return ptr(addr) + "\n";
}
function hook_native_addr(funcPtr, paramsNum){
    var module = Process.findModuleByAddress(funcPtr);
    Interceptor.attach(funcPtr, {
        onEnter: function(args){
            this.logs = [];
            this.params = [];
            this.logs.push("call " + module.name + "||" + ptr(funcPtr).sub(module.base) + "\n");
            for(let i = 0; i < paramsNum; i++){
                this.params.push(args[i]);
				this.logs.push("this.args" + i + " onEnter: " + print_arg(args[i]));
            }
        }, onLeave: function(retval){
            for(let i = 0; i < paramsNum; i++){
                this.logs.push("this.args" + i + " onLeave: " + print_arg(this.params[i]));
            }
            this.logs.push("retval onLeave: " + print_arg(retval) + "\n");
            console.log(this.logs);
        }
    });
}

var soAddr = Module.findBaseAddress("1.so");
var funcAddr = soAddr.add(0x1234);
hook_native_addr(funcAddr, 2);

标签:function,console,log,args,funcAddr,hook,so,var,Android
From: https://www.cnblogs.com/longtou/p/17041288.html

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