Analysis

  • max time kernel
    143s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    03-05-2021 18:04

General

  • Target

    c647b2da_by_Libranalysis.exe

  • Size

    116KB

  • MD5

    c647b2da83ef8e1a790d1e0e25898780

  • SHA1

    02871c02e581ad345f1c438b6c8c730cf2d2f534

  • SHA256

    6c5ddbe058da35b2731fe10234520a6bb78604f860ed4188a1bd07e62fe4ec11

  • SHA512

    f169ebc4ffbb3d0cf8f526e0cde89706b4521086ccb0f7653cd881b595aae2727891e8ea3eb6bace263d704b0ef9a0151094c03b7c1800cb5d4e54eaaf3453e7

Malware Config

Extracted

Path

C:\lnzqy2m333-readme.txt

Family

sodinokibi

Ransom Note
---=== Welcome. Again. ===--- [+] Whats Happen? [+] Your files are encrypted, and currently unavailable. You can check it: all files on your system has extension lnzqy2m333. 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 practice - time is much more valuable than money. [+] 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/90CDB9510CA868DB 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://decoder.re/90CDB9510CA868DB Warning: secondary website can be blocked, thats why first variant much better and more available. When you open our website, put the following data in the input form: Key: /M13+S9pf5SXp6sCPmUmDbbbzMob7rtRET0dQ3SZYcStxsuvDaM2vbh7d0d6H5vD Mx+QPr+wwN2qusGcTitUgtVsHkd05QMBJ4LHRSdbdjPbiEwxN6QyVmm3GtSUapjC pM53e15mXrpKTOVhhncx+uIbY2thohudqWIBTOLZsb/MH6tSiicMJz0ACegxPABr pQBAXlpIFrl/JymKn2o6yrAwKbEWP4NdngYMPxnFIwHgwcTN7dPZGm7fKSMKiEtP IPRHEduHhph2FiswC1zVKok0oePqk3huouugMhO6bLkZLkxHdewaXCjEJ604EM80 BB0EdgGXEapWuvG6LsGBthyuWICF9qEgaR715lt5UZooQb8S/M2EyaqmHS2+RhIj 5riigCDBicW1ec1ZcJ3xnIMqnij9rAixOKY0GmyHY7FFwkxB4WVRO9VsP1cb4VFk VaAXlJooIAuCcWUOiT0ZhKcddP94VApAA9biLwLLqBXoaPB5O2dhN76K+5czrYmu +9B0XT+ATJ0X40fRBSQ92aROofM84mFwt2H7q2k3LmXo8HDqTNXq56RFQ99Z03vp jLduc+/RODWJlQgcNHZFl7qTAbt4YrWIG76kkJKMiNUDTyF8YUFDqlPPGcIdDTrz Jx5CqtYXTlXhKnNA0B0q4SjXYKSLsWGhILge3KRjg45tVOqvzjGdJe/JqbbmKNx9 Cn9jYpLqnOdCq1yexlPE2ANkz1qD68jSAHcfTFN67zvLAv47tLfrm+/3pWMNCg/i PWLG7XMu1GVjZyxOlwEZcIHrnHuYHRLjiQ7EHbvdvRfBTXY2FBXgYZZ27HLa9s+T rRqFJnSAQ5/0mUsPfJ+bm5JGeCAsboJ2LQB9xqh8rFxs/FDxg7Hk6YU1D1bofEhr qhIOxHLNSsoO57akIrHtlN/ihiY6sUNj9OlVgYmp8+1WmQjhHXsg0qyMhCmdppR+ CRLjBdQ4v9TLQQEJMBIM8B6wv9dQeUbnpsmTCyoxjjU9nPsKesaX5C/4l7A7Ttvy yOvWcmxguRvy0VNS7628/fQJSjN4bq61AxjMY8n1SDWzxhEHMicZ9fEBnreQ+0ZO QZnUTOVxpY9zDtRFVWyf//LAlZtLEAgNIlpan78t7IuXgrw1HUW5a/IZGNIHwy02 a+y04dJ5OoNFoWqt72dxhHNpsqYxnpD+tfDduwl8tVJhSw1nCr1L65BlUf6mltz7 F4Mb6/ZADzIiG38mwKHtbld+8RwznZaVi/J0Gti0wdKwjRaC7xaBYlYvC2w8wGQx YGPRRkZQnwv3Gocfdm0Hbli+TI6E3RIs ----------------------------------------------------------------------------------------- !!! DANGER !!! DONT try to change files by yourself, DONT use any third party software for restoring your data or antivirus solutions - its may entail damage 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

http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/90CDB9510CA868DB

http://decoder.re/90CDB9510CA868DB

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Modifies extensions of user files 8 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • 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
  • Drops file in Program Files directory 21 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c647b2da_by_Libranalysis.exe
    "C:\Users\Admin\AppData\Local\Temp\c647b2da_by_Libranalysis.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3952
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:3524
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2940

    Network

    MITRE ATT&CK Enterprise v6

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    Downloads