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| const config = {
showStacks: false,
showDivider: true,
}
Java.perform(function () {
function showStacks(name = '') {
if (config.showStacks) {
console.log(Java.use('android.util.Log').getStackTraceString(Java.use('java.lang.Throwable').$new(name)))
}
}
function showDivider(name = '') {
if (config.showDivider) {
console.log(`==============================${name}==============================`)
}
}
function showArguments() {
console.log('arguments: ', ...arguments)
}
const ByteString = Java.use('com.android.okhttp.okio.ByteString')
const Encode = {
toBase64(tag, data) {
console.log(tag + ' Base64: ', ByteString.of(data).base64())
},
toHex(tag, data) {
console.log(tag + ' Hex: ', ByteString.of(data).hex())
},
toUtf8(tag, data) {
console.log(tag + ' Utf8: ', ByteString.of(data).utf8())
},
toAll(tag, data) {
Encode.toUtf8(tag, data)
Encode.toHex(tag, data)
Encode.toBase64(tag, data)
},
toResult(tag, data) {
Encode.toHex(tag, data)
Encode.toBase64(tag, data)
},
}
const MessageDigest = Java.use('java.security.MessageDigest')
{
let overloads_update = MessageDigest.update.overloads
for (const overload of overloads_update) {
overload.implementation = function () {
const algorithm = this.getAlgorithm()
showDivider(algorithm)
showStacks(algorithm)
Encode.toAll(`${algorithm} update data`, arguments[0])
return this.update(...arguments)
}
}
let overloads_digest = MessageDigest.digest.overloads
for (const overload of overloads_digest) {
overload.implementation = function () {
const algorithm = this.getAlgorithm()
showDivider(algorithm)
showStacks(algorithm)
const result = this.digest(...arguments)
if (arguments.length === 1) {
Encode.toAll(`${algorithm} update data`, arguments[0])
} else if (arguments.length === 3) {
Encode.toAll(`${algorithm} update data`, arguments[0])
}
Encode.toResult(`${algorithm} digest result`, result)
return result
}
}
}
const Mac = Java.use('javax.crypto.Mac')
{
Mac.init.overload('java.security.Key', 'java.security.spec.AlgorithmParameterSpec').implementation = function (key, AlgorithmParameterSpec) {
return this.init(key, AlgorithmParameterSpec)
}
Mac.init.overload('java.security.Key').implementation = function (key) {
const algorithm = this.getAlgorithm()
showDivider(algorithm)
showStacks(algorithm)
const keyBytes = key.getEncoded()
Encode.toAll(`${algorithm} init Key`, keyBytes)
return this.init(...arguments)
}
let overloads_doFinal = Mac.doFinal.overloads
for (const overload of overloads_doFinal) {
overload.implementation = function () {
const algorithm = this.getAlgorithm()
showDivider(algorithm)
showStacks(algorithm)
const result = this.doFinal(...arguments)
if (arguments.length === 1) {
Encode.toAll(`${algorithm} update data`, arguments[0])
} else if (arguments.length === 3) {
Encode.toAll(`${algorithm} update data`, arguments[0])
}
Encode.toResult(`${algorithm} doFinal result`, result)
return result
}
}
}
const Cipher = Java.use('javax.crypto.Cipher')
{
let overloads_init = Cipher.init.overloads
for (const overload of overloads_init) {
overload.implementation = function () {
const algorithm = this.getAlgorithm()
showDivider(algorithm)
showStacks(algorithm)
if (arguments[0]) {
const mode = arguments[0]
console.log(`${algorithm} init mode`, mode)
}
if (arguments[1]) {
const className = JSON.stringify(arguments[1])
if (className.includes('OpenSSLRSAPrivateKey')) {
} else {
const keyBytes = arguments[1].getEncoded()
Encode.toAll(`${algorithm} init key`, keyBytes)
}
}
if (arguments[2]) {
const className = JSON.stringify(arguments[2])
if (className.includes('javax.crypto.spec.IvParameterSpec')) {
const iv = Java.cast(arguments[2], Java.use('javax.crypto.spec.IvParameterSpec'))
const ivBytes = iv.getIV()
Encode.toAll(`${algorithm} init iv`, ivBytes)
} else if (className.includes('java.security.SecureRandom')) {
}
}
return this.init(...arguments)
}
}
let overloads_doFinal = Cipher.doFinal.overloads
for (const overload of overloads_doFinal) {
overload.implementation = function () {
const algorithm = this.getAlgorithm()
showDivider(algorithm)
showStacks(algorithm)
const result = this.doFinal(...arguments)
if (arguments.length === 1) {
Encode.toAll(`${algorithm} update data`, arguments[0])
} else if (arguments.length === 3) {
Encode.toAll(`${algorithm} update data`, arguments[0])
}
Encode.toResult(`${algorithm} doFinal result`, result)
return result
}
}
}
const Signature = Java.use('java.security.Signature')
{
let overloads_update = Signature.update.overloads
for (const overload of overloads_update) {
overload.implementation = function () {
const algorithm = this.getAlgorithm()
showDivider(algorithm)
showStacks(algorithm)
Encode.toAll(`${algorithm} update data`, arguments[0])
return this.update(...arguments)
}
}
let overloads_sign = Signature.sign.overloads
for (const overload of overloads_sign) {
overload.implementation = function () {
const algorithm = this.getAlgorithm()
showDivider(algorithm)
showStacks(algorithm)
const result = this.sign()
Encode.toResult(`${algorithm} sign result`, result)
return this.sign(...arguments)
}
}
}
})
|
