Overview

overview

10

Static

static

10

9e0e558814...2e.exe

windows7_x64

10

9e0e558814...2e.exe

windows10_x64

10

Analysis

  • max time kernel
    176s
  • max time network
    178s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    24-01-2022 01:28

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General

  • Target

    9e0e558814feed54ba998b6f8ed57b6ed6a540745138bd0954b67a830119ac2e.exe

  • Size

    117KB

  • MD5

    db9c42ae065b906bd4c3d3ca3eebf3a8

  • SHA1

    e4eb7de6f678f95a2fe41cab237507136a4e9ce3

  • SHA256

    9e0e558814feed54ba998b6f8ed57b6ed6a540745138bd0954b67a830119ac2e

  • SHA512

    7bba3974182da431e4f7f0adc0f891b1a1c3efe65df1c68a96d4c4b97541b3661fb71eb2addc001b70a61d318e6ee22d103428cd83235d95fc8a039741849ca5

Score
10/10
ryukransomware

Malware Config

Extracted

Path

C:\yt415-readme.txt

Family

ryuk

Ransom Note
---=== Welcome. Again. ===--- [+] Whats Happen? [+] Your files are encrypted, and currently unavailable. You can check it: all files on your computer has extension yt415. By the way, everything is possible to recover (restore), but you need to follow our instructions. Otherwise, you cant return your data (NEVER). [+] What guarantees? [+] Its just a business. We absolutely do not care about you and your deals, except getting benefits. If we do not do our work and liabilities - nobody will not cooperate with us. Its not in our interests. To check the ability of returning files, You should go to our website. There you can decrypt one file for free. That is our guarantee. If you will not cooperate with our service - for us, its does not matter. But you will lose your time and data, cause just we have the private key. In practise - time is much more valuable than money. I suggest you read about us on the Internet, we are known as "Sodinokibi Ransomware". For example, this article: https://www.coveware.com/blog/2019/7/15/ransomware-amounts-rise-3x-in-q2-as-ryuk-amp-sodinokibi-spread Pay attention to that: "How Much Data Is Decrypted with a Ransomware Decryptor? In Q2 2019, victims who paid for a decryptor recovered 92% of their encrypted data. This statistic varied dramatically depending on the ransomware type. For example, Ryuk ransomware has a relatively low data recovery rate, at ~ 87%, while Sodinokibi was close to 100%. " Now you have a guarantee that your files will be returned 100 %. [+] How to get access on website? [+] You have two ways: 1) [Recommended] Using a TOR browser! a) Download and install TOR browser from this site: https://torproject.org/ b) Open our website: http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/10C2DDC3009FFFDA 2) If TOR blocked in your country, try to use VPN! But you can use our secondary website. For this: a) Open your any browser (Chrome, Firefox, Opera, IE, Edge) b) Open our secondary website: http://decryptor.cc/10C2DDC3009FFFDA Warning: secondary website can be blocked, thats why first variant much better and more available. If you have problem with connect, use strictly TOR version 8.5.5 link for download TOR version 8.5.5 here: https://filehippo.com/download_tor_browser_for_windows/ When you open our website, put the following data in the input form: Key: kqhaCZkkecggBW2SYQ4ljnMaJL4jLDuab5CD5O2Q3mjVB4coFPvTsra1lHjChPk3 oB7yC/9oMxNiyGSAKs9BDrVLiVjVVEGEXJunp79aTCYcJ5d6WNa94cSW89mOYbIm CavK/U5A6QE8K+IPLtY53q9DPW9G7ci3sGq9bBa8Pu5N9kQbmt/uHznNG6+lb1jg /ZZsWtFzWqVwPAeNy7fkjTMfTF39SfjDC+h1+laxO6mHcLw2n2gkFH0iHUFjU4M7 HpghZNn5T3EkcpEzlVGoVLYwFg1Vg5g9YMhAvHT9bo9rS3qxSYcvUO7qFpQWuiOo zp79ffdVx7QcXhKftvoCjhtE23TE1xYuhnGLmDyU1OEfQTDxmphAPC/wEDmzNIro ccPVChgtqDeX2QUvYlZfn3toCQXE+qrAVU34nsVChJLV+mVRu48mkoqVk/8vrk+F zDNh4ZxGG2hVi6Eo3A5SA/h+xk3wg8bBdJesgoA6VIquFANJMIlbkM0AiHj5ppbq G7t8ZCK11vog2YFOqKrae3HC4aRTzWUdDma4sZuy+poYA3pHxQv1m0WoMux5P0Sj ojs4qgkj227GdvgZWufnwygM8w6HmHuD64cj+Zg9T2lwqUUZMNClLHsblvM9/A1B VrJRq9MIdMX4sBYC05fAZh3e8RBLJSdwZo0StSPHdgr9IyHwoTE8WITx53O8ecle sIvF2dOn7sRIPiup0o8Pi79iUCPUA4B67ZRt+3A52tEf+eRkcQLwsPETP931wi0Q d++R9kml2KwWonPNuCEHeQ4wzzCr1nTtuffFlsPqoDc5wVqRllpRJGAExJ54oI8e 965mgPmiuYBSqG47F2oIMwxbMkOfqFVzw/2axqGmqdns2CH8FUZqOTbxIrom5S6r S6V9ErGwiMKQUa6pJJRDBrIZBJrfEZFzOrRpZYuyL4QIOmmxpSMG0AHimINTgXo4 WMsNE8ppX6pYTv2RSLLCpLrLcHTtCmBgTup/Z/MzLGDOeAN4WSAFGT4V1T50h+kI prR1BoyVau62G86l2oOWJ5gb9JOop3upxk1C80LIm0aqq3TKur+SbzMDboy8ebfe MA9/N7+aUIUffBEEVzigXyTJTf7dvwKLgT1gYDWDhYGnaqAHF0h7UEC16NknyMMp VbVgHwpQ6JZ4SZ4CKM1XEcRWUfXSjuQnMqw8ti5E/S48cziToNz31PFqYVhZALFm HU0/sR7WI8ulu33E6knQOlJ5h68N5eagstTfdYEIxt+pftjGJ2wrNpQSDjY1Q1Tp BHQ4lWf1+hKrjE4wWKE= Extension name: yt415 ----------------------------------------------------------------------------------------- postscript: In case you want to independently decrypt your servers, we will be forced to put the databases of your companies in the public domain. MDF files: DB_UTILITY LeasePlus LPSecurity LTShared PaperVision !!! DANGER !!! DONT try to change files by yourself, DONT use any third party software for restoring your data or antivirus solutions - its may entail damge of the private key and, as result, The Loss all data. !!! !!! !!! ONE MORE TIME: Its in your interests to get your files back. From our side, we (the best specialists) make everything for restoring, but please should not interfere. !!! !!! !!!
URLs

https://www.coveware.com/blog/2019/7/15/ransomware-amounts-rise-3x-in-q2-as-ryuk-amp-sodinokibi-spread

http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/10C2DDC3009FFFDA

http://decryptor.cc/10C2DDC3009FFFDA

https://filehippo.com/download_tor_browser_for_windows/

Signatures

  • Ryuk

    Ransomware distributed via existing botnets, often Trickbot or Emotet.

    ransomwareryuk
  • Modifies extensions of user files 2 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Enumerates connected drives 3 TTPs 25 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Drops file in Program Files directory 28 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9e0e558814feed54ba998b6f8ed57b6ed6a540745138bd0954b67a830119ac2e.exe
    "C:\Users\Admin\AppData\Local\Temp\9e0e558814feed54ba998b6f8ed57b6ed6a540745138bd0954b67a830119ac2e.exe"
    1⤵
    • Modifies extensions of user files
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3488
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:4260
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3276

    Network

    MITRE ATT&CK Enterprise v6

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    Downloads