#57: add support for linux-x64

README.md

@@ -1,7 +1,11 @@
+**typoraCracker STOPS MAINTENANCE NOW. [why](https://github.com/Mas0nShi/typoraCracker/issues/39#issuecomment-1083117056)?**
+
+
 # typora Cracker
 
 ![FOSSA Status](https://app.fossa.com/api/projects/git%2Bgithub.com%2FMas0nShi%2FtyporaCracker.svg?type=shield)
 ![GitHub](https://img.shields.io/github/license/Mas0nShi/typoraCracker)
+[![Automatic analysis](https://github.com/Mas0nShi/typoraCracker/actions/workflows/manual.yml/badge.svg)](https://github.com/Mas0nShi/typoraCracker/actions/workflows/manual.yml)
 
 A extract & decryption and pack & encryption tools for typora.
 
@@ -17,17 +21,28 @@ ANY PROBLEMS ARISING FROM THIS WILL BE BORNE BY THE USER (YOU).
 ```
 
 ## Features
-- Supports Version 1.0.0+ (At least for now.)
+- Supports Version 1.0.0 - 1.2.0 [(old archive)](https://github.com/Mas0nShi/typoraCracker/tree/backup-raw)
-- tested fine in Windows, Ubuntu
+- Supports Version 1.2.+ [(Experimental archive)](https://github.com/Mas0nShi/typoraCracker/tree/master)
+
+## Support List
+2022.4.4: Experimental support for automatic binary analysis to generate scripts. (v1.2.+)
+
+| OS / ARCH | x86 | x64 | arm64 |
+|:---------:|:---:|:---:|:-----:|
+|    win    |  ✅  |  ✅  |   ❌   |
+|   linux   |  ❌  |  ❌  |   ❌   |
+|   macOS   |  ❌  |  ❌  |   ❌   |
+
 
 ## Usage
-
+1. download in [Release Pages](https://github.com/Mas0nShi/typoraCracker/releases)
-1. `pip install -r requirements.txt`
+2. unzip
-2. `python typora.py --help`
+3. `pip install -r requirements.txt`
-3. read and use.
+4. `python typora.py --help`
-4. do something.
+5. read and use.
-5. pack and replace app.asar.
+6. do something.
-6. enjoy it.
+7. pack and replace app.asar.
+8. enjoy it.
 
 
 ## Example

README_CN.md

@@ -1,3 +1,6 @@
+**typoraCracker 停止维护. [为什么](https://github.com/Mas0nShi/typoraCracker/issues/39#issuecomment-1083117056)**
+
+
 # typora Cracker
 
 一个typora的解包&解密，打包&加密工具
@@ -12,18 +15,30 @@
 ```
 
 ## Features
+- 版本 1.0.0 - 1.2.0 [(使用旧的存档)](https://github.com/Mas0nShi/typoraCracker/tree/backup-raw)
+- 版本 1.2.+ [(使用测试存档)](https://github.com/Mas0nShi/typoraCracker/tree/master)
+
+
+## Support List
+2022.4.4: 支持自动化分析二进制文件并生成脚本（测试性功能 v1.2.+）
+
+| OS / ARCH | x86 | x64 | arm64 |
+|:---------:|:---:|:---:|:-----:|
+|    win    |  ✅  |  ✅  |   ❌   |
+|   linux   |  ❌  |  ❌  |   ❌   |
+|   macOS   |  ❌  |  ❌  |   ❌   |
 
-- 支持版本1.0.0以上(至少现在是这样)
-- 测试通过平台：Win/Ubuntu
 
 ## 食用方式
 
-1. `pip install -r requirements.txt`
+1. 前往[Release Pages](https://github.com/Mas0nShi/typoraCracker/releases) 下载对应版本
-2. `python typora.py --help`
+2. 解压
-3. 阅读帮助文档及使用。
+3. 安装依赖：`pip install -r requirements.txt`
-4. 做你想做的事。
+4. 使用说明：`python typora.py --help`
-5. 打包并替换原目录下的 app.asar。 
+5. 使用。
-6. 享受成果。
+6. 做你想做的事。
+7. 打包并替换原目录下的 app.asar。 
+8. 享受成果。
 
 
 ## 示例

auto-analysis/check_version.py

@@ -1,22 +1,23 @@
-from utils import get_version, download_file, extract_file, log, DOWNLOAD_LINK
+from utils import get_version, download_file, extract_file, log
+from config import DOWNLOAD_LINK
 import os
 
 BASE_DIR = os.path.dirname(__file__)
 
 
-def win_x64_version():
+def run_version(download_os, download_arch):
-    url = DOWNLOAD_LINK["win"]["x64"]
+    from_url = DOWNLOAD_LINK[download_os][download_arch]
-    dir = os.path.join(BASE_DIR, "win/x64")
+    to_dir = os.path.join(BASE_DIR, f"{download_os}/{download_arch}")
 
-    download_path = os.path.join(dir, os.path.basename(url))
+    download_path = os.path.join(to_dir, os.path.basename(from_url))
-    download_file(url, download_path)
+    download_file(from_url, download_path)
-    extract_file(download_path, dir)
+    extract_file(download_path, to_dir)
-    version = get_version(dir)
+    version = get_version(to_dir)
-
+    open(os.path.join(to_dir, "LATEST_VERSION"), "w").write(version)
-    open(os.path.join(dir, "LATEST_VERSION"), "w").write(version)
+    log.success(f"{download_os}-{download_arch} the latest version is {version}")
-    log.success(version)
 
 
 if __name__ == '__main__':
-    win_x64_version()
+    run_version("win", "x64")
-
+    # run_version("win", "x86")
+    # run_version("linux", "x64")

auto-analysis/config.py

@@ -0,0 +1,20 @@
+# -*- coding:utf-8 -*-
+"""
+@Author: Mas0n
+@File: config.py
+@Time: 2022/4/4 19:50
+@Desc: It's all about getting better.
+"""
+
+
+DOWNLOAD_LINK = {
+    "win": {
+        "x86": "https://typora.io/windows/typora-setup-ia32.exe",
+        "x64": "https://typora.io/windows/typora-setup-x64.exe",
+        "arm64": "https://typora.io/windows/typora-setup-arm64.exe",
+    },
+    "linux": {
+        "x64": "https://download.typora.io/linux/Typora-linux-x64.tar.gz",
+        "arm64": "https://download.typora.io/linux/Typora-linux-arm64.tar.gz",
+    },
+}

auto-analysis/linux/x64/analysis.py

@@ -0,0 +1,32 @@
+# -*- coding:utf-8 -*-
+"""
+@Author: Mas0n
+@Name: typora_linux_x64_analysis
+@Time: 2022/4/4 19:48
+@Desc: It's all about getting better.
+"""
+import json
+import r2pipe
+
+
+def get_aes_key_and_iv(file_path):
+    r = r2pipe.open(file_path)
+
+    r.cmd("aaa")
+    regex = r.cmdj("axtj @@ str.base64")
+    assert len(regex) == 1
+
+    func = regex[0]["fcn_name"]
+    r.cmd(f"s {func}")
+    asm = r.cmdj("pdfj")['ops']
+    assert len(asm) != 0
+
+    if 'str.dip3' in json.dumps(asm):
+        r.cmd('s str.dip3 - 32')
+        data = r.cmdj('xj 48')
+        key = bytearray(data[0:32])
+        iv = bytearray(data[32:48])
+    else:
+        raise "need rewrite scripts for linux x64"
+
+    return key, iv

auto-analysis/patch.py

@@ -8,5 +8,7 @@
 import utils
 
 if __name__ == '__main__':
+    utils.win_x86_run()
     utils.win_x64_run()
+    utils.linux_x64_run()
 

auto-analysis/utils.py

@@ -6,26 +6,13 @@
 @Desc: It's all about getting better.
 """
 from loguru import logger as log
+from config import DOWNLOAD_LINK
 import subprocess
 import json
 import os
 
-# Usage:
-# innoextract
-#
-BASE_DIR = os.path.dirname(__file__)
 
-DOWNLOAD_LINK = {
+BASE_DIR = os.path.dirname(__file__)
-    "win": {
-        "x86": "https://typora.io/windows/typora-setup-ia32.exe",
-        "x64": "https://typora.io/windows/typora-setup-x64.exe",
-        "arm": "https://typora.io/windows/typora-setup-arm64.exe",
-    },
-    "linux": {
-        "x64": "https://download.typora.io/linux/Typora-linux-x64.tar.gz",
-        "arm": "https://download.typora.io/linux/Typora-linux-arm64.tar.gz",
-    },
-}
 
 
 def get_version(to_path):
@@ -57,10 +44,7 @@ def patch_file(_key, _iv, to_dir):
     open(patch_file_path, "w").write(content)
 
 
-def win_x64_run():
+def scheduler(func, basedir, link):
-    from win.x64 import analysis
-    basedir = os.path.join(BASE_DIR, "win/x64")
-    link = DOWNLOAD_LINK["win"]["x64"]
 
     download_path = os.path.join(basedir, os.path.basename(link))
     log.info(f"downloading from {link}")
@@ -71,24 +55,35 @@ def win_x64_run():
     log.info("preparation stage completed")
     main_node_path = os.path.join(basedir, "app/resources/app.asar.unpacked/main.node")
     log.info("auto analysis start")
-    key, iv = analysis.get_aes_key_and_iv(main_node_path)
+    key, iv = func.get_aes_key_and_iv(main_node_path)
     log.success("analysis done")
 
     patch_file(key.hex(), iv.hex(), basedir)
     log.success("patch done")
 
 
+def win_x64_run():
+    from win.x64 import analysis
+    dirs = os.path.join(BASE_DIR, "win/x64")
+    url = DOWNLOAD_LINK["win"]["x64"]
+    scheduler(func=analysis, basedir=dirs, link=url)
+
+
+def win_x86_run():
+    from win.x86 import analysis
+    dirs = os.path.join(BASE_DIR, "win/x86")
+    url = DOWNLOAD_LINK["win"]["x86"]
+    scheduler(func=analysis, basedir=dirs, link=url)
+
+
+def linux_x64_run():
+    from linux.x64 import analysis
+    dirs = os.path.join(BASE_DIR, "linux/x64")
+    url = DOWNLOAD_LINK["linux"]["x64"]
+    scheduler(func=analysis, basedir=dirs, link=url)
+
+
 if __name__ == '__main__':
+    win_x86_run()
     win_x64_run()
-
+    linux_x64_run()
-    # hashString = open("LATEST_VERSION", "r").read()
-    # if hashString == "":
-    #     log.info("not history for typora version")
-    #     exit()
-
-    # basedir = os.path.dirname(__file__)
-    # for h1 in DOWNLOAD_LINK.keys():
-    #     h1dir = os.path.join(basedir, h1)
-    #     for h2 in DOWNLOAD_LINK.get(h1).keys():
-    #         h2dir = os.path.join(h1dir, h2)
-    #         print(h2dir)

auto-analysis/win/x64/analysis.py

@@ -9,29 +9,30 @@ import struct
 import r2pipe
 
 
+def regex_key_iv(asm_obj):
+    asm_regex = []
+    for body in asm_obj:
+        if "=[4]" in body["esil"] and body['type'] == 'mov':
+            opcode, value = body["disasm"].split(", ")
+            if "0x" in value:
+                asm_regex.append({"opcode": opcode, "value": value})
+    return asm_regex
+
+
 def get_aes_key_and_iv(file_path):
     r = r2pipe.open(file_path)
-    # auto analysis
     r.cmd("aaa")
-    # string "base64" x-cross reference
     regex = r.cmdj("axtj @@ str.base64")
     assert len(regex) == 1
 
     func = regex[0]["fcn_name"]
-    # disasm func
     r.cmd(f"s {func}")
     asm = r.cmdj("pdfj")['ops']
     assert len(asm) != 0
 
-    asm_regex = []
+    asm_regex = regex_key_iv(asm)
-    for body in asm:
-        if "=[4]" in body["esil"] and body['type'] == 'mov':
-            opcode, value = body["disasm"].split(", ")
-            asm_regex.append({"opcode": opcode, "value": value})
-
     assert len(asm_regex) == 12
 
     iv = struct.pack("<4L", *[int(asm_regex[i]['value'], 16) for i in range(4)])
     key = struct.pack("<8L", *[int(asm_regex[i]['value'], 16) for i in range(4, 12)])
-    # print(key, iv)
     return key, iv

auto-analysis/win/x86/analysis.py

@@ -0,0 +1,45 @@
+# -*- coding:utf-8 -*-
+"""
+@Author: Mas0n
+@Name: typora_win_x86_analysis
+@Time: 2022/4/3 18:36
+@Desc: It's all about getting better.
+"""
+import struct
+import r2pipe
+
+
+def regex_key_iv(asm_obj):
+    asm_regex = []
+    for body in asm_obj:
+        if "=[4]" in body["esil"] and body['type'] == 'mov':
+            opcode, value = body["disasm"].split(", ")
+            if "0x" in value:
+                asm_regex.append({"opcode": opcode, "value": value})
+    return asm_regex
+
+
+def get_aes_key_and_iv(file_path):
+    r = r2pipe.open(file_path)
+    r.cmd("aaa")
+    regex = r.cmdj("axtj @@ str.base64")
+    assert len(regex) == 1
+
+    func = regex[0]["fcn_name"]
+    r.cmd(f"s {func}")
+    asm = r.cmdj("pdfj")['ops']
+    assert len(asm) != 0
+
+    asm_regex = regex_key_iv(asm)
+
+    iv = struct.pack("<4L", *[int(asm_regex[i]['value'], 16) for i in range(4)])
+
+    # find the set key func
+    call_regex = [i for i in asm if i['size'] == 5 and i['type'] == 'call']
+    r.cmd(f"s {call_regex[1]['jump']}")
+    asm = r.cmdj("pdfj")["ops"]
+    asm_regex = regex_key_iv(asm)
+    assert len(asm_regex) == 8
+
+    key = struct.pack("<8L", *[int(asm_regex[i]['value'], 16) for i in range(8)])
+    return key, iv