Tuesday, January 23, 2024

Kunyu - More Efficient Corporate Asset Collection


0x00 Introduce

Tool introduction

Kunyu (kunyu), whose name is taken from , is actually a professional subject related to geographic information, which counts the geographic information of the sea, land, and sky. The same applies to cyberspace. The same is true for discovering unknown and fragile assets. It is more like a cyberspace map, which is used to comprehensively describe and display cyberspace assets, various elements of cyberspace and the relationship between elements, as well as cyberspace and real space. The mapping relationship. So I think "Kun Yu" still fits this concept.

Kunyu aims to make corporate asset collection more efficient and enable more security-related practitioners to understand and use cyberspace surveying and mapping technology.


Application scenario

For the use of kunyu, there can be many application scenarios, such as:

  • Forgotten and isolated assets in the enterprise are identified and added to security management.
  • Perform quick investigation and statistics on externally exposed assets of the enterprise.
  • Red and blue are used against related requirements, and batch inspections of captured IPs are performed.
  • Collect vulnerable assets in batches (0day/1day) for equipment and terminals within the impact.
  • Information on sites involved in new-type cybercrime cases is quickly collected and merged for more efficient research, judgment, and analysis.
  • Statistic and reproduce the fragile assets on the Internet that are affected by related vulnerabilities.

0x01 Install

Need Python3 or higher support

git clone https://github.com/knownsec/Kunyu.git
cd Kunyu
pip3 install -r requirements.txt

Linux:
python3 setup.py install
kunyu console

Windows:
cd kunyu
python3 console.py

PYPI:
pip3 install kunyu

P.S. Windows also supports python3 setup.py install.

0x02 Configuration instructions

When you run the program for the first time, you can initialize by entering the following command. Other login methods are provided. However, it is recommended to use the API method. Because the user name/password login requires an additional request, the API method is theoretically more efficient.

kunyu init --apikey <your zoomeye key> --seebug <your seebug key>



You need to log in with ZoomEye credentials before using this tool for information collection.

Visit address: https://www.zoomeye.org/

The output file path can be customized by the following command

kunyu init --output C:\Users\风起\kunyu\output



0x03 Tool instructions

Detailed command

kunyu console


 

ZoomEye

Encryption method interface HostCrash <IP> <Domain> Host Header Scan hidden assets Seebug <Query> Search Seebug vulnerability information set <Option> Set arguments values Pocsuite3 Invoke the pocsuite component ExportPath Returns the path of the output file clear Clear the console screen show Show can set options help Print Help info exit Exit KunYu & ">
Global commands:
info Print User info
SearchHost <query> Basic Host search
SearchWeb <query> Basic Web search
SearchIcon <File>/<URL> Icon Image search
SearchBatch <File> Batch search Host
SearchCert <Domain> SSL certificate Search
SearchDomain <Domain> Domain name associated/subdomain search
EncodeHash <encryption> <query> Encryption method interface
HostCrash <IP> <Domain> Host Header Scan hidden assets
Seebug <Query> Search Seebug vulnerability information
set <Option> Set arguments values
Pocsuite3 Invoke the pocsuite component
ExportPath Returns the path of the output file
clear Clear the console screen
show Show can set options
help Print Help info
exit Exit KunYu &

OPTIONS

ZoomEye:
page <Number> The number of pages returned by the query
dtype <0/1> Query associated domain name/subdomain name
btype <host/web> Set the API interface for batch query

Use case introduction

Here we use the ZoomEye module for demonstration

User information query


HOST host search


Web host search


Batch IP search


Icon Search

When collecting corporate assets, we can use this method to retrieve the same ico icon assets, which usually has a good effect when associating related corporate assets. But it should be noted that if some sites also use this ico icon, irrelevant assets may be associated (but people who are bored with other people's ico icons are always in the minority). Support url or local file search.



 

SSL certificate search

Query through the serial number of the SSL certificate, so that the associated assets are more accurate, and services that use the same certificate can be searched. When you encounter an https site, you can use this method.



Multi-factor query

Similarly, Kunyu also supports multi-factor conditional query related assets, which can be realized through ZoomEye logic operation syntax.


 

Feature Search

Through HTTP request packet features or website-related features, the same framework assets can be concatenated more accurately



Associated Domain/Subdomain Search

Search for associated domain names and subdomains, and query associated domain names by default. Two modes can be set by setting the dtype parameter.


 

Encoding hash calculation

In some scenarios, you can use this command to perform common HASH encryption/encoding, such as BASE64, MD5, mmh3, HEX encoding, and debug in this way.



Seebug vulnerability query

You can query historical related vulnerabilities by entering information about the framework and equipment you want to find, but you need to note that only English is supported, and improvements and upgrades will be made later.



Setting parameters

When set page = 2, the returned results are 40. You can modify the page parameter to set the number of pages to be queried. Note that 1 page = 20/items. You can modify the value according to your needs to get more returned results.

The configurable parameters and the current values of the parameters are displayed through show.


 


Pocsuite linkage

In versions after v1.3.1, you can use kunyu to link the console mode of pocsuite3 for integrated use.



HOSTS head collision

Through the HOSTS collision, the hidden assets in the intranet can be effectively collided, and the intranet service can be accessed according to the ServerName domain name and IP configured in the middleware httpf.conf. This can be achieved by setting the local hosts file later, because the local hosts file takes precedence. The level is higher than DNS server resolution. Support reverse check through ZoomEye domain name library or read TXT file to get the list of domain names.

HOSTS cross collision



Data result

All search results are saved in the user's root directory, and the directory is created based on the current timestamp. All query results of a single start are stored in an Excel format under one directory, giving a more intuitive experience. The output path can be returned through the ExportPath command.



0x04 Loading

​ In fact, there are still many ideas, but as an Alpha version, this is the case, and it will continue to be improved in the later period. I hope that Kunyu can be known to more security practitioners. Thank you for your support.

​ The tool framework has reference to Kunlun Mirror and Pocsuite3, which are all very good works.

​ Thanks to all the friends of KnownSec 404 Team.

" 看得清 " 是能力的体现,是 " 器 " ,而 " 看得见 " 就是思想的体现,那最后关联的是 " 道 "。

​ --SuperHei


0x05 Issue

1、Multi-factor search

ZoomEye search can use multi-factor search, dork:cisco +port:80 (note the space) can search all data that meet the conditions of cisco and port:80, if there is no space in between, it is the same search condition, it is that cisco is satisfied and the port is All data for 80. Kunyu's dork does not require quotation marks.

2、High-precision geographical location

ZoomEye gives privileged users high-precision geographic location data, but it should be noted that ordinary users do not have this function, so I hope you know.

3、Username/password login

If you use username/password as the initialization condition, the token will be valid for 12 hours. If you find that your search cannot return data, you may wish to info. If the session times out, the initialization command prompt will be returned. In most cases, we recommend that you use the API KEY method, there is no invalidation problem. This design is also for the security of your account and password. After all, the API KEY can be reset and the token will become invalid. However, with the account and password, it is possible to log in to your ZoomEye account.

4、Cert certificate search

It should be noted that, according to the normal logic, you need to encode the serial number of the target SSL certificate in hexadecimal to match the sentence search, but Kunyu only needs to provide the Domain address to search. The principle is to make a request to the target station to obtain the serial number and process it, but if your host cannot access the target that needs to be searched, it cannot be retrieved. At this time, you can also search with the sentence in the usual way.

5、Favicon icon search

ico icon search not only supports URL retrieval, but also supports local ico icon file search, which has better scalability and compatibility.

6、Query data save path

By default, your query data is in the Kunyu folder under the user directory. You can also use the ExportPath command to query the path in the console mode.

7、Autocomplete

Kunyu's auto-completion supports upper and lower case, command logging, etc., use Tab to complete, please refer to Metasploit for usage.

8. Regarding the error when using pip install kunyu

The following error was reported when using pip install kunyu: File "C:\Users\风起\AppData\Local\Programs\Python\Python37\Scripts\kunyu-script.py", line 1 SyntaxError: Non-UTF-8 code starting with'\xb7' in file C: \Users\风起\AppData\Local\Programs\Python\Python37\Scripts\kunyu-script.py on line 1, but no encoding declared; see http://python.org/dev/peps/pep-0263/ for details

solution: Modify the C:\Users\风起\AppData\Local\Programs\Python\Python37\Scripts\kunyu-script.py file and add # encoding: utf-8 at the beginning of the file.

Then save it and you can use it normally. The bug appears because there is a Chinese name in the user's directory path, which usually appears on windows.

9. Pocsuite3 module POC storage directory

When using the pocsuite3 module, if you want to add a new POC module, you can add a POC file in project directory/kunyu/pocs/.

10. Pocsuite3 module POC missing issue

When using the Pocsuite command linkage, if it is a packaged Kunyu version, the poc has been fixed. At this time, modifying the poc directory cannot add new modules. At this time, you can repackage it or use the project directory/kunyu /console.py Run kunyu to update the poc module in real time.


0x06 Contributions

风起@knownsec 404
wh0am1i@knownsec 404
fenix@knownsec 404
0x7F@knownsec 404


0x07 Community

If you have any questions, you can submit an issue under the project, or contact us through the following methods.

Scan the QR code to add the ZoomEye staff member WeChat, and remark Kunyu, which will draw everyone to the ZoomEye cyberspace surveying and mapping exchange group




More information
  1. Hack Tools Mac
  2. Hacking Tools Pc
  3. Hacking Apps
  4. Pentest Tools Android
  5. World No 1 Hacker Software
  6. Hacking Tools For Games
  7. Termux Hacking Tools 2019
  8. Pentest Tools Website
  9. Hack Tool Apk
  10. Hacker Tools 2020
  11. Pentest Tools Android
  12. Hacking Tools Download
  13. Hacking Tools
  14. Hacker Tools For Ios
  15. Hacking Tools Usb
  16. Hacker Tools Github
  17. Hacking Apps
  18. Hacking Tools Free Download
  19. Pentest Tools Online
  20. Termux Hacking Tools 2019
  21. Hacker Tool Kit
  22. Pentest Tools Github
  23. Pentest Tools
  24. Hacker Tools Free Download
  25. Hacker Tools Apk
  26. Hacking Tools Free Download
  27. Hacking App
  28. Hacker Tools For Windows
  29. Pentest Tools Kali Linux
  30. Hack Tools
  31. Nsa Hacker Tools
  32. Pentest Automation Tools
  33. Hacking Tools Mac
  34. Pentest Tools Free
  35. How To Install Pentest Tools In Ubuntu
  36. Top Pentest Tools
  37. Hacking Tools For Windows 7
  38. Growth Hacker Tools
  39. Github Hacking Tools
  40. World No 1 Hacker Software
  41. Physical Pentest Tools
  42. Hack App
  43. Hacking Tools 2019
  44. Hacker Tools Hardware
  45. Pentest Tools Free
  46. New Hacker Tools
  47. Hack Tools
  48. Pentest Box Tools Download
  49. New Hacker Tools
  50. Pentest Tools Nmap
  51. Hack Rom Tools
  52. Hacking Tools Mac
  53. Pentest Tools Website
  54. Hacker Search Tools
  55. Pentest Tools Url Fuzzer
  56. Hacking Tools For Windows
  57. Pentest Tools Find Subdomains
  58. Tools For Hacker
  59. Pentest Automation Tools
  60. Pentest Tools Subdomain
  61. Pentest Tools Subdomain
  62. Best Pentesting Tools 2018
  63. Hacker Tools Software
  64. Best Hacking Tools 2020
  65. Hacker Search Tools
  66. Hacker
  67. Hacker Tools Linux
  68. Hacker Tools Windows
  69. Hacker Tools Windows
  70. Wifi Hacker Tools For Windows
  71. Pentest Reporting Tools
  72. Pentest Tools Tcp Port Scanner
  73. Hack Tools Online
  74. Hacking Tools
  75. Pentest Tools Website
  76. Hacking Tools And Software
  77. Github Hacking Tools
  78. Hacker Tools Hardware
  79. Hacker Tools Mac
  80. Pentest Recon Tools
  81. Tools For Hacker
  82. Hacker Tools Free
  83. Hacking Tools Github
  84. Beginner Hacker Tools
  85. Pentest Tools Download
  86. Pentest Tools Android
  87. Pentest Tools Subdomain
  88. Hacker Security Tools
  89. Hacking Tools For Windows Free Download
  90. Hacking Tools Online
  91. Pentest Tools Download
  92. Hack Tools Mac
  93. Hacker Hardware Tools
  94. Hacking Tools Kit
  95. Hack Website Online Tool
  96. Pentest Tools
  97. Hacking Tools Name
  98. World No 1 Hacker Software
  99. Pentest Tools Alternative
  100. Pentest Tools For Windows
  101. Free Pentest Tools For Windows
  102. Black Hat Hacker Tools
  103. Hacker Tools For Mac
  104. Hack Rom Tools
  105. Pentest Tools Find Subdomains
  106. Hacking Tools For Beginners
  107. What Is Hacking Tools
  108. Pentest Tools For Ubuntu
  109. Hacker Security Tools
  110. Pentest Tools For Android
  111. Hacker Tools
  112. Hacking Tools
  113. Black Hat Hacker Tools
  114. Pentest Tools Website Vulnerability
  115. Black Hat Hacker Tools
  116. Pentest Tools For Mac
  117. Hack Tools 2019
  118. Nsa Hack Tools Download
  119. Hacking Tools Mac
  120. Underground Hacker Sites
  121. Hacking Tools For Windows
  122. Pentest Tools Open Source
  123. Hack Tools
  124. Hack Tools
  125. Hacking Tools Software
  126. Hacker Tools For Mac
  127. Pentest Tools Windows
  128. Hacking Tools And Software
  129. Best Pentesting Tools 2018
  130. Pentest Tools Tcp Port Scanner
  131. Hacking Apps
  132. Pentest Tools
  133. Github Hacking Tools
  134. Pentest Tools Framework
  135. What Are Hacking Tools
  136. Hacker Tools Online
  137. New Hacker Tools
  138. Pentest Tools For Mac
  139. Hacking Tools For Beginners
  140. Best Hacking Tools 2019
  141. Pentest Tools Port Scanner
  142. Hacker Tools For Ios
  143. Hacking Tools Mac
  144. Hacker Tools For Windows
  145. Hacker Tools

No comments: