Analysis

  • max time kernel
    136s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    05/03/2022, 16:59

General

  • Target
    4e56a1a9421c841bbaaf4a7c45f67f91c2532165a2deed43351de71553dda92e.exe
  • Size 118KB
  • Sample220305-vhtdcaaddk
  • SHA256 4e56a1a9421c841bbaaf4a7c45f67f91c2532165a2deed43351de71553dda92e
  • MD5 SHA1 SHA512

Malware Config

Extracted

Path
  • C:\6bcy7w7gnv-readme.txt

  • 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 6bcy7w7gnv. By the way, everything is possible to recover (restore), but you need to follow our instructions. Otherwise, you cant return your data (NEVER). =========Attention!!!========= Also your private data was downloaded. We will publish it in case you will not get in touch with us asap. ============================== [+] 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. [+] 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/D186C299A8E62097 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/D186C299A8E62097 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: JkakoXa7A8Cx49XsbchHEHv8fvllKlzhiTUt09BRRdK+MByAHqVQTqf/WxXAhetm QZx38OVp7sDl9op3tqwcbfh571qgmxOGttu9USR0DBbAX1SRfT1L+WTwnECyXCkY te7DHJMUcdkRbKWjhzqKoxAEMLB58LvQoBSz/7HoYUsgIF8OEdiwUt9lBINk2GF9 B7eOAdDgNGJrqIk+8+2p9sstXwmXog2QmlWN0kH8NgHl1ScUx5NtQfw3/1RHbhdL L03UxT1GFXfXMu2l8/XibfTPwWpLpW2csFI8mBlWNXPMh77wCm2mikL7iPAcWcEl YVBJoUUmjzyf8cVJtt4Ihhipk7PbGQ9ICFyyEMiVYtEv85yZ9bw8ZIqS/qgvb2Wu 1/1P9q5GUA1aX2GQgMtdJaVyIT7K6nsZY8yXsWAYRS3aDXUmTWXdlOATnJjnvSrD /Glq94aXlLNLnXDSICvtB274sAQte2QHagRq0e/8aVc/AtS545EaluScnqkckcII hecQaBh18a1oTCkAPjAwUodMKrK5vSrHkG1n3Kx7R4DWQpM53jxUEbt6sV0qwhHe HJvZMzfrUew5CfNxAjRGiS4MR5Kkazn0/5wZF7QXLPDJhDDX2EU8+fNoY2qo50vI rcOSFQXp0rbEEXmcdfMDNfvuUTgyZ6VxVmW61dPCfY1/DXkRmmRvmRaf0CKOcmwn 9LDwrqKAN7t3LFPpgKQ96wQWwiDEX3yXYpdsXJ7i7UFD+D6mpApxhulATzImy2di P0NVK0sMUIrh1jxhu7cQ2TyLG3Ges1hV/btlroj3a/QS93svtmBg3b2CMqLS4rsP e4pI9/JaNKxbrji1GADzaHx77S9AXP5ZUCJx0fKMBjAAY/I3sBYsOMfQzEfl+wZO 6Hzl9JcAF3D+tbrsy27RtJRi+FyboacOYJf6GTPfDIvnTfuEYNKfI6iPvUOdvYUi t8d+bxWoYImHuqOZkCGRs8kA3pjJGFUFBkynwbi+My6HofbtMupZF2F8dc10/jzd I81kNgTYGO6keC3goS5KVx6OhTNJBJK8uYAXLdti/cx+beaC++DPsWsiNpRK6IKq eA8n5ni1FUs6Pnkams6dVP0q9ZJrSzlUfUqDzNGg0bEIBgxBcf/JjGMCXx1qs5La f8qq6SsgW363/IAt2/y81Wby3U/gXw4h1wvZAw5jKk8T6GKFKx/KXL9aUxuRZk53 1nZD98Clit7ooKUIbaD49rmz3eFrJ+lpwZV1LYfxnSFZDWb51a4jV5q+RfWPT7wS EdJfftRMJV0aVAgFbVJr+BYSvSTPkjG6bHHCPQv7bGdYhJ/Ggus= ----------------------------------------------------------------------------------------- !!! 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
  • http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/D186C299A8E62097

  • http://decryptor.cc/D186C299A8E62097

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Modifies extensions of user files 12 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 20 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4e56a1a9421c841bbaaf4a7c45f67f91c2532165a2deed43351de71553dda92e.exe
    "C:\Users\Admin\AppData\Local\Temp\4e56a1a9421c841bbaaf4a7c45f67f91c2532165a2deed43351de71553dda92e.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
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1868
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:4832
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2952

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads