罐頭
    • Create new note
    • Create a note from template
      • Sharing URL Link copied
      • /edit
      • View mode
        • Edit mode
        • View mode
        • Book mode
        • Slide mode
        Edit mode View mode Book mode Slide mode
      • Customize slides
      • Note Permission
      • Read
        • Only me
        • Signed-in users
        • Everyone
        Only me Signed-in users Everyone
      • Write
        • Only me
        • Signed-in users
        • Everyone
        Only me Signed-in users Everyone
      • Engagement control Commenting, Suggest edit, Emoji Reply
    • Invite by email
      Invitee

      This note has no invitees

    • Publish Note

      Share your work with the world Congratulations! 🎉 Your note is out in the world Publish Note

      Your note will be visible on your profile and discoverable by anyone.
      Your note is now live.
      This note is visible on your profile and discoverable online.
      Everyone on the web can find and read all notes of this public team.
      See published notes
      Unpublish note
      Please check the box to agree to the Community Guidelines.
      View profile
    • Commenting
      Permission
      Disabled Forbidden Owners Signed-in users Everyone
    • Enable
    • Permission
      • Forbidden
      • Owners
      • Signed-in users
      • Everyone
    • Suggest edit
      Permission
      Disabled Forbidden Owners Signed-in users Everyone
    • Enable
    • Permission
      • Forbidden
      • Owners
      • Signed-in users
    • Emoji Reply
    • Enable
    • Versions and GitHub Sync
    • Note settings
    • Note Insights New
    • Engagement control
    • Make a copy
    • Transfer ownership
    • Delete this note
    • Save as template
    • Insert from template
    • Import from
      • Dropbox
      • Google Drive
      • Gist
      • Clipboard
    • Export to
      • Dropbox
      • Google Drive
      • Gist
    • Download
      • Markdown
      • HTML
      • Raw HTML
Menu Note settings Note Insights Versions and GitHub Sync Sharing URL Create Help
Create Create new note Create a note from template
Menu
Options
Engagement control Make a copy Transfer ownership Delete this note
Import from
Dropbox Google Drive Gist Clipboard
Export to
Dropbox Google Drive Gist
Download
Markdown HTML Raw HTML
Back
Sharing URL Link copied
/edit
View mode
  • Edit mode
  • View mode
  • Book mode
  • Slide mode
Edit mode View mode Book mode Slide mode
Customize slides
Note Permission
Read
Only me
  • Only me
  • Signed-in users
  • Everyone
Only me Signed-in users Everyone
Write
Only me
  • Only me
  • Signed-in users
  • Everyone
Only me Signed-in users Everyone
Engagement control Commenting, Suggest edit, Emoji Reply
  • Invite by email
    Invitee

    This note has no invitees

  • Publish Note

    Share your work with the world Congratulations! 🎉 Your note is out in the world Publish Note

    Your note will be visible on your profile and discoverable by anyone.
    Your note is now live.
    This note is visible on your profile and discoverable online.
    Everyone on the web can find and read all notes of this public team.
    See published notes
    Unpublish note
    Please check the box to agree to the Community Guidelines.
    View profile
    Engagement control
    Commenting
    Permission
    Disabled Forbidden Owners Signed-in users Everyone
    Enable
    Permission
    • Forbidden
    • Owners
    • Signed-in users
    • Everyone
    Suggest edit
    Permission
    Disabled Forbidden Owners Signed-in users Everyone
    Enable
    Permission
    • Forbidden
    • Owners
    • Signed-in users
    Emoji Reply
    Enable
    Import from Dropbox Google Drive Gist Clipboard
       Owned this note    Owned this note      
    Published Linked with GitHub
    • Any changes
      Be notified of any changes
    • Mention me
      Be notified of mention me
    • Unsubscribe
    :::info [TOC] ::: # 暗網直通車 dread 暗網有名的論壇 incongnito為何會被抓 使用ssh連線,可以識別到owner https://www.wired.com/story/lin-rui-siang-incognito-market/ lockbit為何被抓 網站使用有漏洞的php,沒有更新 https://twitter.com/vxunderground onion 由美國研發,防止被竊聽 | | v2 | v3 | | -------- | ---------------------- | ----------------------- | | 字元數量 | 16 | 56 | | 計算方式 | hash of RSA public key | full ed25519 public key | 如何上暗網 - browser - tor browser - linux - https://www.whonix.org - https://tails.net 網路組成 由各個node組成tor network 1. guard node 進入節點 2. middle node 中間節點 3. exit node 出口節點 metrics.torproject.org/rs.html 如果tor被擋,可以用bridge node進入middle node 先到dirctory server找到tor info,隨機選擇三個node dirctory server 具有各種節點的資料 onion只能用tor存取 優點 - IP被隱藏 - 流量都是端對端加密 - 不需要domain name 缺點 - 很慢 - 有些國家會擋 how onion service work IP:introduction point PK:public key cookie:one-time secret RP:rendezvous point ![IMG_0519](https://hackmd.io/_uploads/ryP2QvuYA.jpg) ![IMG_0520](https://hackmd.io/_uploads/Byw37vdKA.jpg) ![IMG_0521](https://hackmd.io/_uploads/SJw2Xwdt0.jpg) ![IMG_0522](https://hackmd.io/_uploads/SJ8nXP_YA.jpg) ![IMG_0523](https://hackmd.io/_uploads/ByD3mvdFC.jpg) ![IMG_0524](https://hackmd.io/_uploads/SyDnQPuFR.jpg) set up service - web server - bind the address to 127.0.0.1 only - install tor - /etc/tor/torcc - HiddenServiceDir /var/lib/tor/onionservice - HiddenServicePort hiddenport 127.0.0.1:realport - https://github.com/jieliau/TorSetup 客製化domain https://github.com/cathugger/mkp224o osint - twitter - url:onion "ransomware" - google dork - intext:onion site:reddit.com - reddit - shodan - onion - https://github.com/jieliau/TorSetup/blob/master/shodanOnion.py setup tor proxy - /etc/tor/torrc - SocksPort 0.0.0.0:9050 - SocksPolicy accept 192.168.0.0/16 - SocksPoliy reject * - torify/porxychain search - https://ahmia.fi/ - torsocks -a [SOCKS5 server address] -p [SOCKS5 password] -P [SOCKS5 server port] command url - https://support.torproject.org/zh-TW/glossary/torsocks/ - https://docs.rockylinux.org/gemstones/torsocks/ tor site - breachforums - dread - DarkVault - https://www.scmagazine.com/news/lockbit-copycat-darkvault-spurs-rebranding-rumor # 住宅代理服務地下經濟圈 https://blog.gslin.org/archives/2015/04/20/5751/%E7%A0%B4%E5%88%A5%E4%BA%BA%E7%9A%84%E6%A9%9F%E5%99%A8%E7%84%B6%E5%BE%8C%E6%8B%BF%E4%BE%86%E8%B3%A3-proxy-%E7%9A%84%E3%80%8C%E9%9B%B2%E7%AB%AF%E6%9C%8D%E5%8B%99%E3%80%8D 販售頻寬 - https://www.honeygain.com/ - pawns - repocket - earnapp - packetshare ## hunting residential proxies with honeypots ## market of underground of residential proxies ## provision of proxies:proxyware,infected devices,freeware,SDK share traffic - bigmama vpn ## Monetization:abuse scenarios and underground https://www.imperva.com/learn/application-security/sneaker-bot/ https://www.kasada.io/sneaker-bots-evolution-ecosystem/ https://luminati.io/static/London-Workshop.pdf?md5=2363518-f1114485 # 藍隊的暗網事件應變守則 https://www.darkowl.com/blog-content/the-darknet-unveiled-unlocking-the-importance-of-darknet-data-in-osint-investigations/ ![image](https://hackmd.io/_uploads/By9sURxFA.png) 小心詐騙 ## ecosystem of underground market 長安不夜城 暗網中文論壇 https://cyberint.com/blog/research/the-rise-of-the-chinese-dark-web-deepmix-to-changan/ 1. reconnaissance:dark market 2. weaponization:malware development 3. delivery:malware-as-a-service 4. exploitation:exploit kit 5. installation:malware-as-a-service 6. command and control:hosting service 7. actions on objective:ransomware-as-a-service,banking trojan,advertising ### ransomware 輕易透過暗網取得駭客工具 lockbit 2.0 case 1. dark web 外洩帳號 2. 有人存取內網 - 懷疑是從暗網取得資料 4. 用各種工具竊取資料 5. 塞後門 cobaltstrike 6. lockbit加密 ransomware as a service 上游開發者開發惡意程式 下游找攻擊者去攻擊 同一個資安事件 可能背後有不同團隊合作參與 暗網上分工越來越細 商業模式 - affiliate program - 找人合作 - one-time fee - 一次性買斷 thanos rasomware threat actor - 販賣軟體 從thread來看到開發者關注的技術等等 使用相同工具的人不一定相同 只用攻擊事件 用 TTPs 判斷可能誤判 供應鏈中 攻擊者使用的工具可能不會即時更改 ### infostealer 從端點收集資料 Malware as a service 1. 買惡意程式 2. 在暗網上販售資料 這些資料被稱為 Logs 更進一步有訂閱機制 越來越多暗網活動轉移到IM(即時通訊)上進行交易 資料比較即時 https://www.neteye-blog.com/2022/12/risepro-a-new-info-stealer-malware/ Lapsus$ - 透過vaild credentials取得存取 - 攻擊EA,slack的cookies在暗網上被買到,然後登入後進行社交攻擊 https://hitcon.org/2022/agenda/e41da3bf-8cbe-4c1d-ae7d-ab9fe127789f ## threat hunting for underground market 研究前先做好OPSEC 監控對象 1. Personally Identifiable information 2. leak credential - 時間較久 4. **initial access** - 專門市場 - webshell - log,RDP,SSH,VPN access - MagBo Backdoor - 比較新鮮 5. leaked code 6. exposure documents 透過自動化程式 將偷取的資料上架到網站 藍隊 1. monitor - crawl underground forum - deep web - directly messaging platform - high risk 2. rapid test - early-stage detection 3. investigation & track - verify the relevent record - highly manual analysis - track root cause 4. action - change password - conduct investigation for endpoint - estimate te damage of leaked document - 有可能是詐騙 單位夠大 就會有infostealer 從兩個攻擊手法了解商業模式 在暗網中如何運作 # QA 對於暗網來說 http 與 https 安全性有差別嗎? 基本上建議用https. 有一些tor exit node有可能會分析網路流量/紀錄資料/做https mitm/等等的 暗網中 https(CA) 用意不大 想問 1.安全上暗網的方式 2.上完暗網是否有方式檢查個資有沒有外洩,或是安全離開暗網 3.如果上暗網的過程中個資外洩,或被駭有什麼處理方式? 使用 VM 不要放私人資訊 可以上 vpn 把 browser risk 設成最高 透過暗網傳輸資料會比明網安全嗎? 沒有。 基本上 darkweb 的重要的目標就是保密每一個用戶的身分。 如果需要用安全的方式傳輸資料- 建議研究 encryption/加密/ipsec/等等 用 shodan 去找受害者的 binary 特徵,是先讓 honeypot 成為受害者,才找出的特徵嗎? 我門的研究裡面用 shodan 跟 honeypot 沒有關係。 我門後來找到了一些 residential proxy 的特徵。 再用 shodan 可以找出跟多受害者的主機 請問 ahmia 的搜尋方式跟 google 一樣是使用爬蟲嗎 還是暗網會有不同的搜尋方式 有專門研究員 去找新的 onion site onion site 替換速度很快 去 linkedin 找這些研究員 請問您們在使用 crawler monitor 暗網的時候如何處理 captcha? 謝謝 CNN 成效不錯

    Import from clipboard

    Paste your markdown or webpage here...

    Advanced permission required

    Your current role can only read. Ask the system administrator to acquire write and comment permission.

    This team is disabled

    Sorry, this team is disabled. You can't edit this note.

    This note is locked

    Sorry, only owner can edit this note.

    Reach the limit

    Sorry, you've reached the max length this note can be.
    Please reduce the content or divide it to more notes, thank you!

    Import from Gist

    Import from Snippet

    or

    Export to Snippet

    Are you sure?

    Do you really want to delete this note?
    All users will lose their connection.

    Create a note from template

    Create a note from template

    Oops...
    This template has been removed or transferred.
    Upgrade
    All
    • All
    • Team
    No template.

    Create a template

    Upgrade

    Delete template

    Do you really want to delete this template?
    Turn this template into a regular note and keep its content, versions, and comments.

    This page need refresh

    You have an incompatible client version.
    Refresh to update.
    New version available!
    See releases notes here
    Refresh to enjoy new features.
    Your user state has changed.
    Refresh to load new user state.

    Sign in

    Forgot password

    or

    By clicking below, you agree to our terms of service.

    Sign in via Facebook Sign in via Twitter Sign in via GitHub Sign in via Dropbox Sign in with Wallet
    Wallet ( )
    Connect another wallet

    New to HackMD? Sign up

    Help

    • English
    • 中文
    • Français
    • Deutsch
    • 日本語
    • Español
    • Català
    • Ελληνικά
    • Português
    • italiano
    • Türkçe
    • Русский
    • Nederlands
    • hrvatski jezik
    • język polski
    • Українська
    • हिन्दी
    • svenska
    • Esperanto
    • dansk

    Documents

    Help & Tutorial

    How to use Book mode

    Slide Example

    API Docs

    Edit in VSCode

    Install browser extension

    Contacts

    Feedback

    Discord

    Send us email

    Resources

    Releases

    Pricing

    Blog

    Policy

    Terms

    Privacy

    Cheatsheet

    Syntax Example Reference
    # Header Header 基本排版
    - Unordered List
    • Unordered List
    1. Ordered List
    1. Ordered List
    - [ ] Todo List
    • Todo List
    > Blockquote
    Blockquote
    **Bold font** Bold font
    *Italics font* Italics font
    ~~Strikethrough~~ Strikethrough
    19^th^ 19th
    H~2~O H2O
    ++Inserted text++ Inserted text
    ==Marked text== Marked text
    [link text](https:// "title") Link
    ![image alt](https:// "title") Image
    `Code` Code 在筆記中貼入程式碼
    ```javascript
    var i = 0;
    ```
    var i = 0;
    :smile: :smile: Emoji list
    {%youtube youtube_id %} Externals
    $L^aT_eX$ LaTeX
    :::info
    This is a alert area.
    :::

    This is a alert area.

    Versions and GitHub Sync
    Get Full History Access

    • Edit version name
    • Delete

    revision author avatar     named on  

    More Less

    Note content is identical to the latest version.
    Compare
      Choose a version
      No search result
      Version not found
    Sign in to link this note to GitHub
    Learn more
    This note is not linked with GitHub
     

    Feedback

    Submission failed, please try again

    Thanks for your support.

    On a scale of 0-10, how likely is it that you would recommend HackMD to your friends, family or business associates?

    Please give us some advice and help us improve HackMD.

     

    Thanks for your feedback

    Remove version name

    Do you want to remove this version name and description?

    Transfer ownership

    Transfer to
      Warning: is a public team. If you transfer note to this team, everyone on the web can find and read this note.

        Link with GitHub

        Please authorize HackMD on GitHub
        • Please sign in to GitHub and install the HackMD app on your GitHub repo.
        • HackMD links with GitHub through a GitHub App. You can choose which repo to install our App.
        Learn more  Sign in to GitHub

        Push the note to GitHub Push to GitHub Pull a file from GitHub

          Authorize again
         

        Choose which file to push to

        Select repo
        Refresh Authorize more repos
        Select branch
        Select file
        Select branch
        Choose version(s) to push
        • Save a new version and push
        • Choose from existing versions
        Include title and tags
        Available push count

        Pull from GitHub

         
        File from GitHub
        File from HackMD

        GitHub Link Settings

        File linked

        Linked by
        File path
        Last synced branch
        Available push count

        Danger Zone

        Unlink
        You will no longer receive notification when GitHub file changes after unlink.

        Syncing

        Push failed

        Push successfully