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bypass.js
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bypass.js
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const commonPaths = [
"/data/local/bin/su",
"/data/local/su",
"/data/local/xbin/su",
"/dev/com.koushikdutta.superuser.daemon/",
"/sbin/su",
"/system/app/Superuser.apk",
"/system/bin/failsafe/su",
"/system/bin/su",
"/su/bin/su",
"/system/etc/init.d/99SuperSUDaemon",
"/system/sd/xbin/su",
"/system/xbin/busybox",
"/system/xbin/daemonsu",
"/system/xbin/su",
"/system/sbin/su",
"/vendor/bin/su",
"/cache/su",
"/data/su",
"/dev/su",
"/system/bin/.ext/su",
"/system/usr/we-need-root/su",
"/system/app/Kinguser.apk",
"/data/adb/magisk",
"/sbin/.magisk",
"/cache/.disable_magisk",
"/dev/.magisk.unblock",
"/cache/magisk.log",
"/data/adb/magisk.img",
"/data/adb/magisk.db",
"/data/adb/magisk_simple",
"/init.magisk.rc",
"/system/xbin/ku.sud",
"/data/adb/ksu",
"/data/adb/ksud",
];
const ROOTmanagementApp = [
"com.noshufou.android.su",
"com.noshufou.android.su.elite",
"eu.chainfire.supersu",
"com.koushikdutta.superuser",
"com.thirdparty.superuser",
"com.yellowes.su",
"com.koushikdutta.rommanager",
"com.koushikdutta.rommanager.license",
"com.dimonvideo.luckypatcher",
"com.chelpus.lackypatch",
"com.ramdroid.appquarantine",
"com.ramdroid.appquarantinepro",
"com.topjohnwu.magisk",
"me.weishu.kernelsu",
];
/**
* Bypass Emulator Detection
* @param {any} function(
* @returns {any}
*/
Java.perform(function () {
Java.use("android.os.Build").PRODUCT.value = "gracerltexx";
Java.use("android.os.Build").MANUFACTURER.value = "samsung";
Java.use("android.os.Build").BRAND.value = "samsung";
Java.use("android.os.Build").DEVICE.value = "gracerlte";
Java.use("android.os.Build").MODEL.value = "SM-N935F";
Java.use("android.os.Build").HARDWARE.value = "samsungexynos8890";
Java.use("android.os.Build").FINGERPRINT.value =
"samsung/gracerltexx/gracerlte:8.0.0/R16NW/N935FXXS4BRK2:user/release-keys";
try {
Java.use("java.io.File").exists.implementation = function () {
var name = Java.use("java.io.File").getName.call(this);
var catched =
["qemud", "qemu_pipe", "drivers", "cpuinfo"].indexOf(name) > -1;
if (catched) {
console.log("the pipe " + name + " existence is hooked");
return false;
} else {
return this.exists.call(this);
}
};
} catch (err) {
console.log("[-] java.io.File.exists never called [-]");
}
// rename the package names
try {
Java.use("android.app.ApplicationPackageManager").getPackageInfo.overload(
"java.lang.String",
"int"
).implementation = function (name, flag) {
var catched =
["com.example.android.apis", "com.android.development"].indexOf(name) >
-1;
if (catched) {
console.log("the package " + name + " is renamed with fake name");
name = "fake.package.name";
}
return this.getPackageInfo.call(this, name, flag);
};
} catch (err) {
console.log(
"[-] ApplicationPackageManager.getPackageInfo never called [-]"
);
}
// hook the `android_getCpuFamily` method
// https://android.googlesource.com/platform/ndk/+/master/sources/android/cpufeatures/cpu-features.c#1067
// Note: If you pass "null" as the first parameter for "Module.findExportByName" it will search in all modules
try {
Interceptor.attach(Module.findExportByName(null, "android_getCpuFamily"), {
onLeave: function (retval) {
// const int ANDROID_CPU_FAMILY_X86 = 2;
// const int ANDROID_CPU_FAMILY_X86_64 = 5;
if ([2, 5].indexOf(retval) > -1) {
// const int ANDROID_CPU_FAMILY_ARM64 = 4;
retval.replace(4);
}
},
});
} catch (err) {
console.log("[-] android_getCpuFamily never called [-]");
// TODO: trace RegisterNatives in case the libraries are stripped.
}
});
/**
* Bypass Root Detection
* @param {any} function(
* @returns {any}
*/
setTimeout(function () {
function stackTraceHere(isLog) {
var Exception = Java.use("java.lang.Exception");
var Log = Java.use("android.util.Log");
var stackinfo = Log.getStackTraceString(Exception.$new());
if (isLog) {
console.log(stackinfo);
} else {
return stackinfo;
}
}
function stackTraceNativeHere(isLog) {
var backtrace = Thread.backtrace(this.context, Backtracer.ACCURATE)
.map(DebugSymbol.fromAddress)
.join("\n\t");
console.log(backtrace);
}
function bypassJavaFileCheck() {
var UnixFileSystem = Java.use("java.io.UnixFileSystem");
UnixFileSystem.checkAccess.implementation = function (file, access) {
var stack = stackTraceHere(false);
const filename = file.getAbsolutePath();
if (filename.indexOf("magisk") >= 0) {
console.log("Anti Root Detect - check file: " + filename);
return false;
}
if (commonPaths.indexOf(filename) >= 0) {
console.log("Anti Root Detect - check file: " + filename);
return false;
}
return this.checkAccess(file, access);
};
}
function bypassNativeFileCheck() {
var fopen = Module.findExportByName("libc.so", "fopen");
Interceptor.attach(fopen, {
onEnter: function (args) {
this.inputPath = args[0].readUtf8String();
},
onLeave: function (retval) {
if (retval.toInt32() != 0) {
if (commonPaths.indexOf(this.inputPath) >= 0) {
console.log("Anti Root Detect - fopen : " + this.inputPath);
retval.replace(ptr(0x0));
}
}
},
});
var access = Module.findExportByName("libc.so", "access");
Interceptor.attach(access, {
onEnter: function (args) {
this.inputPath = args[0].readUtf8String();
},
onLeave: function (retval) {
if (retval.toInt32() == 0) {
if (commonPaths.indexOf(this.inputPath) >= 0) {
console.log("Anti Root Detect - access : " + this.inputPath);
retval.replace(ptr(-1));
}
}
},
});
}
function setProp() {
var Build = Java.use("android.os.Build");
var TAGS = Build.class.getDeclaredField("TAGS");
TAGS.setAccessible(true);
TAGS.set(null, "release-keys");
var FINGERPRINT = Build.class.getDeclaredField("FINGERPRINT");
FINGERPRINT.setAccessible(true);
FINGERPRINT.set(
null,
"google/crosshatch/crosshatch:10/QQ3A.200805.001/6578210:user/release-keys"
);
// Build.deriveFingerprint.inplementation = function(){
// var ret = this.deriveFingerprint() //该函数无法通过反射调用
// console.log(ret)
// return ret
// }
var system_property_get = Module.findExportByName(
"libc.so",
"__system_property_get"
);
Interceptor.attach(system_property_get, {
onEnter(args) {
this.key = args[0].readCString();
this.ret = args[1];
},
onLeave(ret) {
if (this.key == "ro.build.fingerprint") {
var tmp =
"google/crosshatch/crosshatch:10/QQ3A.200805.001/6578210:user/release-keys";
var p = Memory.allocUtf8String(tmp);
Memory.copy(this.ret, p, tmp.length + 1);
}
},
});
}
//android.app.PackageManager
function bypassRootAppCheck() {
var ApplicationPackageManager = Java.use(
"android.app.ApplicationPackageManager"
);
ApplicationPackageManager.getPackageInfo.overload(
"java.lang.String",
"int"
).implementation = function (str, i) {
// console.log(str)
if (ROOTmanagementApp.indexOf(str) >= 0) {
console.log("Anti Root Detect - check package : " + str);
str = "ashen.one.ye.not.found";
}
return this.getPackageInfo(str, i);
};
//shell pm check
}
function bypassShellCheck() {
var String = Java.use("java.lang.String");
var ProcessImpl = Java.use("java.lang.ProcessImpl");
ProcessImpl.start.implementation = function (
cmdarray,
env,
dir,
redirects,
redirectErrorStream
) {
if (cmdarray[0] == "mount") {
console.log("Anti Root Detect - Shell : " + cmdarray.toString());
arguments[0] = Java.array("java.lang.String", [String.$new("")]);
return ProcessImpl.start.apply(this, arguments);
}
if (cmdarray[0] == "getprop") {
console.log("Anti Root Detect - Shell : " + cmdarray.toString());
const prop = ["ro.secure", "ro.debuggable"];
if (prop.indexOf(cmdarray[1]) >= 0) {
arguments[0] = Java.array("java.lang.String", [String.$new("")]);
return ProcessImpl.start.apply(this, arguments);
}
}
if (cmdarray[0].indexOf("which") >= 0) {
const prop = ["su"];
if (prop.indexOf(cmdarray[1]) >= 0) {
console.log("Anti Root Detect - Shell : " + cmdarray.toString());
arguments[0] = Java.array("java.lang.String", [String.$new("")]);
return ProcessImpl.start.apply(this, arguments);
}
}
return ProcessImpl.start.apply(this, arguments);
};
}
console.log("Attach");
bypassNativeFileCheck();
bypassJavaFileCheck();
setProp();
bypassRootAppCheck();
bypassShellCheck();
Java.perform(function () {
var RootPackages = [
"com.noshufou.android.su",
"com.noshufou.android.su.elite",
"eu.chainfire.supersu",
"com.koushikdutta.superuser",
"com.thirdparty.superuser",
"com.yellowes.su",
"com.koushikdutta.rommanager",
"com.koushikdutta.rommanager.license",
"com.dimonvideo.luckypatcher",
"com.chelpus.lackypatch",
"com.ramdroid.appquarantine",
"com.ramdroid.appquarantinepro",
"com.devadvance.rootcloak",
"com.devadvance.rootcloakplus",
"de.robv.android.xposed.installer",
"com.saurik.substrate",
"com.zachspong.temprootremovejb",
"com.amphoras.hidemyroot",
"com.amphoras.hidemyrootadfree",
"com.formyhm.hiderootPremium",
"com.formyhm.hideroot",
"me.phh.superuser",
"eu.chainfire.supersu.pro",
"com.kingouser.com",
"com.topjohnwu.magisk",
];
var RootBinaries = [
"su",
"busybox",
"supersu",
"Superuser.apk",
"KingoUser.apk",
"SuperSu.apk",
"magisk",
];
var RootProperties = {
"ro.build.selinux": "1",
"ro.debuggable": "0",
"service.adb.root": "0",
"ro.secure": "1",
};
var RootPropertiesKeys = [];
for (var k in RootProperties) RootPropertiesKeys.push(k);
var PackageManager = Java.use("android.app.ApplicationPackageManager");
var Runtime = Java.use("java.lang.Runtime");
var NativeFile = Java.use("java.io.File");
var String = Java.use("java.lang.String");
var SystemProperties = Java.use("android.os.SystemProperties");
var BufferedReader = Java.use("java.io.BufferedReader");
var ProcessBuilder = Java.use("java.lang.ProcessBuilder");
var StringBuffer = Java.use("java.lang.StringBuffer");
var loaded_classes = Java.enumerateLoadedClassesSync();
send("Loaded " + loaded_classes.length + " classes!");
var useKeyInfo = false;
var useProcessManager = false;
send("loaded: " + loaded_classes.indexOf("java.lang.ProcessManager"));
if (loaded_classes.indexOf("java.lang.ProcessManager") != -1) {
try {
//useProcessManager = true;
//var ProcessManager = Java.use('java.lang.ProcessManager');
} catch (err) {
send("ProcessManager Hook failed: " + err);
}
} else {
send("ProcessManager hook not loaded");
}
var KeyInfo = null;
if (loaded_classes.indexOf("android.security.keystore.KeyInfo") != -1) {
try {
//useKeyInfo = true;
//var KeyInfo = Java.use('android.security.keystore.KeyInfo');
} catch (err) {
send("KeyInfo Hook failed: " + err);
}
} else {
send("KeyInfo hook not loaded");
}
PackageManager.getPackageInfo.overload(
"java.lang.String",
"int"
).implementation = function (pname, flags) {
var shouldFakePackage = RootPackages.indexOf(pname) > -1;
if (shouldFakePackage) {
send("Bypass root check for package: " + pname);
pname = "set.package.name.to.a.fake.one.so.we.can.bypass.it";
}
return this.getPackageInfo
.overload("java.lang.String", "int")
.call(this, pname, flags);
};
NativeFile.exists.implementation = function () {
var name = NativeFile.getName.call(this);
var shouldFakeReturn = RootBinaries.indexOf(name) > -1;
if (shouldFakeReturn) {
send("Bypass return value for binary: " + name);
return false;
} else {
return this.exists.call(this);
}
};
var exec = Runtime.exec.overload("[Ljava.lang.String;");
var exec1 = Runtime.exec.overload("java.lang.String");
var exec2 = Runtime.exec.overload("java.lang.String", "[Ljava.lang.String;");
var exec3 = Runtime.exec.overload(
"[Ljava.lang.String;",
"[Ljava.lang.String;"
);
var exec4 = Runtime.exec.overload(
"[Ljava.lang.String;",
"[Ljava.lang.String;",
"java.io.File"
);
var exec5 = Runtime.exec.overload(
"java.lang.String",
"[Ljava.lang.String;",
"java.io.File"
);
exec5.implementation = function (cmd, env, dir) {
if (
cmd.indexOf("getprop") != -1 ||
cmd == "mount" ||
cmd.indexOf("build.prop") != -1 ||
cmd == "id" ||
cmd == "sh"
) {
var fakeCmd = "grep";
send("Bypass " + cmd + " command");
return exec1.call(this, fakeCmd);
}
if (cmd == "su") {
var fakeCmd =
"justafakecommandthatcannotexistsusingthisshouldthowanexceptionwheneversuiscalled";
send("Bypass " + cmd + " command");
return exec1.call(this, fakeCmd);
}
return exec5.call(this, cmd, env, dir);
};
exec4.implementation = function (cmdarr, env, file) {
for (var i = 0; i < cmdarr.length; i = i + 1) {
var tmp_cmd = cmdarr[i];
if (
tmp_cmd.indexOf("getprop") != -1 ||
tmp_cmd == "mount" ||
tmp_cmd.indexOf("build.prop") != -1 ||
tmp_cmd == "id" ||
tmp_cmd == "sh"
) {
var fakeCmd = "grep";
send("Bypass " + cmdarr + " command");
return exec1.call(this, fakeCmd);
}
if (tmp_cmd == "su") {
var fakeCmd =
"justafakecommandthatcannotexistsusingthisshouldthowanexceptionwheneversuiscalled";
send("Bypass " + cmdarr + " command");
return exec1.call(this, fakeCmd);
}
}
return exec4.call(this, cmdarr, env, file);
};
exec3.implementation = function (cmdarr, envp) {
for (var i = 0; i < cmdarr.length; i = i + 1) {
var tmp_cmd = cmdarr[i];
if (
tmp_cmd.indexOf("getprop") != -1 ||
tmp_cmd == "mount" ||
tmp_cmd.indexOf("build.prop") != -1 ||
tmp_cmd == "id" ||
tmp_cmd == "sh"
) {
var fakeCmd = "grep";
send("Bypass " + cmdarr + " command");
return exec1.call(this, fakeCmd);
}
if (tmp_cmd == "su") {
var fakeCmd =
"justafakecommandthatcannotexistsusingthisshouldthowanexceptionwheneversuiscalled";
send("Bypass " + cmdarr + " command");
return exec1.call(this, fakeCmd);
}
}
return exec3.call(this, cmdarr, envp);
};
exec2.implementation = function (cmd, env) {
if (
cmd.indexOf("getprop") != -1 ||
cmd == "mount" ||
cmd.indexOf("build.prop") != -1 ||
cmd == "id" ||
cmd == "sh"
) {
var fakeCmd = "grep";
send("Bypass " + cmd + " command");
return exec1.call(this, fakeCmd);
}
if (cmd == "su") {
var fakeCmd =
"justafakecommandthatcannotexistsusingthisshouldthowanexceptionwheneversuiscalled";
send("Bypass " + cmd + " command");
return exec1.call(this, fakeCmd);
}
return exec2.call(this, cmd, env);
};
exec.implementation = function (cmd) {
for (var i = 0; i < cmd.length; i = i + 1) {
var tmp_cmd = cmd[i];
if (
tmp_cmd.indexOf("getprop") != -1 ||
tmp_cmd == "mount" ||
tmp_cmd.indexOf("build.prop") != -1 ||
tmp_cmd == "id" ||
tmp_cmd == "sh"
) {
var fakeCmd = "grep";
send("Bypass " + cmd + " command");
return exec1.call(this, fakeCmd);
}
if (tmp_cmd == "su") {
var fakeCmd =
"justafakecommandthatcannotexistsusingthisshouldthowanexceptionwheneversuiscalled";
send("Bypass " + cmd + " command");
return exec1.call(this, fakeCmd);
}
}
return exec.call(this, cmd);
};
exec1.implementation = function (cmd) {
if (
cmd.indexOf("getprop") != -1 ||
cmd == "mount" ||
cmd.indexOf("build.prop") != -1 ||
cmd == "id" ||
cmd == "sh"
) {
var fakeCmd = "grep";
send("Bypass " + cmd + " command");
return exec1.call(this, fakeCmd);
}
if (cmd == "su") {
var fakeCmd =
"justafakecommandthatcannotexistsusingthisshouldthowanexceptionwheneversuiscalled";
send("Bypass " + cmd + " command");
return exec1.call(this, fakeCmd);
}
return exec1.call(this, cmd);
};
String.contains.implementation = function (name) {
if (name == "test-keys") {
send("Bypass test-keys check");
return false;
}
return this.contains.call(this, name);
};
var get = SystemProperties.get.overload("java.lang.String");
get.implementation = function (name) {
if (RootPropertiesKeys.indexOf(name) != -1) {
send("Bypass " + name);
return RootProperties[name];
}
return this.get.call(this, name);
};
Interceptor.attach(Module.findExportByName("libc.so", "fopen"), {
onEnter: function (args) {
var path = Memory.readCString(args[0]);
path = path.split("/");
var executable = path[path.length - 1];
var shouldFakeReturn = RootBinaries.indexOf(executable) > -1;
if (shouldFakeReturn) {
Memory.writeUtf8String(args[0], "/notexists");
send("Bypass native fopen");
}
},
onLeave: function (retval) {},
});
Interceptor.attach(Module.findExportByName("libc.so", "system"), {
onEnter: function (args) {
var cmd = Memory.readCString(args[0]);
send("SYSTEM CMD: " + cmd);
if (
cmd.indexOf("getprop") != -1 ||
cmd == "mount" ||
cmd.indexOf("build.prop") != -1 ||
cmd == "id"
) {
send("Bypass native system: " + cmd);
Memory.writeUtf8String(args[0], "grep");
}
if (cmd == "su") {
send("Bypass native system: " + cmd);
Memory.writeUtf8String(
args[0],
"justafakecommandthatcannotexistsusingthisshouldthowanexceptionwheneversuiscalled"
);
}
},
onLeave: function (retval) {},
});
/*
TO IMPLEMENT:
Exec Family
int execl(const char *path, const char *arg0, ..., const char *argn, (char *)0);
int execle(const char *path, const char *arg0, ..., const char *argn, (char *)0, char *const envp[]);
int execlp(const char *file, const char *arg0, ..., const char *argn, (char *)0);
int execlpe(const char *file, const char *arg0, ..., const char *argn, (char *)0, char *const envp[]);
int execv(const char *path, char *const argv[]);
int execve(const char *path, char *const argv[], char *const envp[]);
int execvp(const char *file, char *const argv[]);
int execvpe(const char *file, char *const argv[], char *const envp[]);
*/
BufferedReader.readLine.overload("boolean").implementation = function () {
var text = this.readLine.overload("boolean").call(this);
if (text === null) {
// just pass , i know it's ugly as hell but test != null won't work :(
} else {
var shouldFakeRead = text.indexOf("ro.build.tags=test-keys") > -1;
if (shouldFakeRead) {
send("Bypass build.prop file read");
text = text.replace(
"ro.build.tags=test-keys",
"ro.build.tags=release-keys"
);
}
}
return text;
};
var executeCommand = ProcessBuilder.command.overload("java.util.List");
ProcessBuilder.start.implementation = function () {
var cmd = this.command.call(this);
var shouldModifyCommand = false;
for (var i = 0; i < cmd.size(); i = i + 1) {
var tmp_cmd = cmd.get(i).toString();
if (
tmp_cmd.indexOf("getprop") != -1 ||
tmp_cmd.indexOf("mount") != -1 ||
tmp_cmd.indexOf("build.prop") != -1 ||
tmp_cmd.indexOf("id") != -1
) {
shouldModifyCommand = true;
}
}
if (shouldModifyCommand) {
send("Bypass ProcessBuilder " + cmd);
this.command.call(this, ["grep"]);
return this.start.call(this);
}
if (cmd.indexOf("su") != -1) {
send("Bypass ProcessBuilder " + cmd);
this.command.call(this, [
"justafakecommandthatcannotexistsusingthisshouldthowanexceptionwheneversuiscalled",
]);
return this.start.call(this);
}
return this.start.call(this);
};
if (useProcessManager) {
var ProcManExec = ProcessManager.exec.overload(
"[Ljava.lang.String;",
"[Ljava.lang.String;",
"java.io.File",
"boolean"
);
var ProcManExecVariant = ProcessManager.exec.overload(
"[Ljava.lang.String;",
"[Ljava.lang.String;",
"java.lang.String",
"java.io.FileDescriptor",
"java.io.FileDescriptor",
"java.io.FileDescriptor",
"boolean"
);
ProcManExec.implementation = function (cmd, env, workdir, redirectstderr) {
var fake_cmd = cmd;
for (var i = 0; i < cmd.length; i = i + 1) {
var tmp_cmd = cmd[i];
if (
tmp_cmd.indexOf("getprop") != -1 ||
tmp_cmd == "mount" ||
tmp_cmd.indexOf("build.prop") != -1 ||
tmp_cmd == "id"
) {
var fake_cmd = ["grep"];
send("Bypass " + cmdarr + " command");
}
if (tmp_cmd == "su") {
var fake_cmd = [
"justafakecommandthatcannotexistsusingthisshouldthowanexceptionwheneversuiscalled",
];
send("Bypass " + cmdarr + " command");
}
}
return ProcManExec.call(this, fake_cmd, env, workdir, redirectstderr);
};
ProcManExecVariant.implementation = function (
cmd,
env,
directory,
stdin,
stdout,
stderr,
redirect
) {
var fake_cmd = cmd;
for (var i = 0; i < cmd.length; i = i + 1) {
var tmp_cmd = cmd[i];
if (
tmp_cmd.indexOf("getprop") != -1 ||
tmp_cmd == "mount" ||
tmp_cmd.indexOf("build.prop") != -1 ||
tmp_cmd == "id"
) {
var fake_cmd = ["grep"];
send("Bypass " + cmdarr + " command");
}
if (tmp_cmd == "su") {
var fake_cmd = [
"justafakecommandthatcannotexistsusingthisshouldthowanexceptionwheneversuiscalled",
];
send("Bypass " + cmdarr + " command");
}
}
return ProcManExecVariant.call(
this,
fake_cmd,
env,
directory,
stdin,
stdout,
stderr,
redirect
);
};
}
if (useKeyInfo) {
KeyInfo.isInsideSecureHardware.implementation = function () {
send("Bypass isInsideSecureHardware");
return true;
};
}
});
}, 0);
/**
* Bypass Multiple SSL Pinning
* @param {any} function(
* @returns {any}
*/
setTimeout(function () {
Java.perform(function () {
console.log("---");
console.log("Unpinning Android app...");
/// -- Generic hook to protect against SSLPeerUnverifiedException -- ///
// In some cases, with unusual cert pinning approaches, or heavy obfuscation, we can't
// match the real method & package names. This is a problem! Fortunately, we can still
// always match built-in types, so here we spot all failures that use the built-in cert
// error type (notably this includes OkHttp), and after the first failure, we dynamically
// generate & inject a patch to completely disable the method that threw the error.
try {
const UnverifiedCertError = Java.use(
"javax.net.ssl.SSLPeerUnverifiedException"
);
UnverifiedCertError.$init.implementation = function (str) {
console.log(
" --> Unexpected SSL verification failure, adding dynamic patch..."
);
try {
const stackTrace = Java.use("java.lang.Thread")
.currentThread()
.getStackTrace();
const exceptionStackIndex = stackTrace.findIndex(
(stack) =>
stack.getClassName() ===
"javax.net.ssl.SSLPeerUnverifiedException"
);
const callingFunctionStack = stackTrace[exceptionStackIndex + 1];
const className = callingFunctionStack.getClassName();
const methodName = callingFunctionStack.getMethodName();
console.log(` Thrown by ${className}->${methodName}`);
const callingClass = Java.use(className);
const callingMethod = callingClass[methodName];
if (callingMethod.implementation) return; // Already patched by Frida - skip it
console.log(" Attempting to patch automatically...");
const returnTypeName = callingMethod.returnType.type;
callingMethod.implementation = function () {
console.log(
` --> Bypassing ${className}->${methodName} (automatic exception patch)`
);
// This is not a perfect fix! Most unknown cases like this are really just
// checkCert(cert) methods though, so doing nothing is perfect, and if we
// do need an actual return value then this is probably the best we can do,
// and at least we're logging the method name so you can patch it manually:
if (returnTypeName === "void") {
return;
} else {
return null;
}
};
console.log(
` [+] ${className}->${methodName} (automatic exception patch)`
);
} catch (e) {
console.log(" [ ] Failed to automatically patch failure");
}
return this.$init(str);
};
console.log("[+] SSLPeerUnverifiedException auto-patcher");
} catch (err) {
console.log("[ ] SSLPeerUnverifiedException auto-patcher");
}
/// -- Specific targeted hooks: -- ///
// HttpsURLConnection
try {
const HttpsURLConnection = Java.use("javax.net.ssl.HttpsURLConnection");
HttpsURLConnection.setDefaultHostnameVerifier.implementation = function (
hostnameVerifier
) {
console.log(
" --> Bypassing HttpsURLConnection (setDefaultHostnameVerifier)"
);
return; // Do nothing, i.e. don't change the hostname verifier
};
console.log("[+] HttpsURLConnection (setDefaultHostnameVerifier)");
} catch (err) {
console.log("[ ] HttpsURLConnection (setDefaultHostnameVerifier)");
}
try {
const HttpsURLConnection = Java.use("javax.net.ssl.HttpsURLConnection");
HttpsURLConnection.setSSLSocketFactory.implementation = function (
SSLSocketFactory
) {
console.log(" --> Bypassing HttpsURLConnection (setSSLSocketFactory)");
return; // Do nothing, i.e. don't change the SSL socket factory
};
console.log("[+] HttpsURLConnection (setSSLSocketFactory)");
} catch (err) {
console.log("[ ] HttpsURLConnection (setSSLSocketFactory)");
}
try {
const HttpsURLConnection = Java.use("javax.net.ssl.HttpsURLConnection");
HttpsURLConnection.setHostnameVerifier.implementation = function (
hostnameVerifier
) {
console.log(" --> Bypassing HttpsURLConnection (setHostnameVerifier)");
return; // Do nothing, i.e. don't change the hostname verifier
};
console.log("[+] HttpsURLConnection (setHostnameVerifier)");
} catch (err) {
console.log("[ ] HttpsURLConnection (setHostnameVerifier)");
}
// SSLContext
try {
const X509TrustManager = Java.use("javax.net.ssl.X509TrustManager");
const SSLContext = Java.use("javax.net.ssl.SSLContext");
const TrustManager = Java.registerClass({
// Implement a custom TrustManager
name: "dev.asd.test.TrustManager",
implements: [X509TrustManager],
methods: {
checkClientTrusted: function (chain, authType) {},
checkServerTrusted: function (chain, authType) {},
getAcceptedIssuers: function () {
return [];
},
},
});
// Prepare the TrustManager array to pass to SSLContext.init()
const TrustManagers = [TrustManager.$new()];
// Get a handle on the init() on the SSLContext class
const SSLContext_init = SSLContext.init.overload(
"[Ljavax.net.ssl.KeyManager;",
"[Ljavax.net.ssl.TrustManager;",
"java.security.SecureRandom"
);
// Override the init method, specifying the custom TrustManager
SSLContext_init.implementation = function (
keyManager,
trustManager,
secureRandom
) {
console.log(" --> Bypassing Trustmanager (Android < 7) request");
SSLContext_init.call(this, keyManager, TrustManagers, secureRandom);
};
console.log("[+] SSLContext");
} catch (err) {
console.log("[ ] SSLContext");
}
// TrustManagerImpl (Android > 7)
try {
const array_list = Java.use("java.util.ArrayList");
const TrustManagerImpl = Java.use(
"com.android.org.conscrypt.TrustManagerImpl"
);
// This step is notably what defeats the most common case: network security config
TrustManagerImpl.checkTrustedRecursive.implementation = function (
a1,
a2,
a3,
a4,
a5,
a6
) {
console.log(" --> Bypassing TrustManagerImpl checkTrusted ");
return array_list.$new();
};
TrustManagerImpl.verifyChain.implementation = function (
untrustedChain,
trustAnchorChain,
host,
clientAuth,
ocspData,
tlsSctData