Analysis

  • max time kernel
    168s
  • max time network
    164s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    24/01/2022, 01:25

General

  • Target
    a2fbf151010d614ac772d2232e94faf278f2ad9f650197987a0e2a4df2cc892e.exe
  • Size 157KB
  • Sample220124-btgn5shef8
  • SHA256 a2fbf151010d614ac772d2232e94faf278f2ad9f650197987a0e2a4df2cc892e
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Path
  • C:\odt\h04u1-readme.txt

  • sodinokibi

Ransom Note
  • ---=== Welcome. Again. ===--- [+] Whats Happen? [+] Your files are encrypted, and currently unavailable. You can check it: all files on you computer has expansion h04u1. 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. [+] 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/68EBC3C33802385F 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.top/68EBC3C33802385F 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: h86OcHS5lBa5oXc9JwxVN1b7G+jBf7ExRN2s54wJl04R+d0ckU5BfSf3XXbVKZGV 1xFejh4AqA9LrXDngcss8PuOAkgvDYCv30xH9UIvltLxiKjFfVhPoMMpmubxj2aM 5aunxk/D+VDjv5PuSfzP/kxl9Ftdv/nGOYFESV9lJJ6DNaGHtuUwV/cgAcDK/Lws vz74AdW1gXMHrekxFy4LapalNcwycOUupN7xOkbGykcE4xBccdJyFYLmRfsvsCAp jIEli4NVijbAla5KAdowBWYjDhRLgnFCYf5bwT/y1VWy2NH+dhczAEu5e+RGZA37 ikzXvMUSHN9wiA3jDfPERonAV9Wsb9yiX42BJANHpk0BUyOya0sjroSqVttkSKwS IIykJyA6ZFE3NyPDMz1vNfkNiej5TaYCCShIoe8qPcR+eMyvfxXxXqRneWz8L5SA m1DW8as/GajUnfROYnFYqc3SDq7YPNvreFyIIXQ4E+r1lBTP3e/sktfMbL6KZmZi mbvPMmzxNrR3rp+wn6nglvCLl6Eukue9rJvdJ1hrVxlg0ZZDXC93DTf6D89BZ/r3 RdRl3mevrb0JgegV0UH2Pd+rAluh7h90/YdZWXUboYteUnEWGWObUOgNgU1lEuFR 3+vgUpy9NaUyR7g0hbChVqYmrb07+PjF81NoO3kM4vbJJtUGcf5o8f7gZQ7xczZZ Q9PStnoU5nFwSFGQkrFSO6O1US3qjsS5gKPoxqRQgBm1NrabSbsrX5HF5tdswzEh J7K7e1u9Ok4tWjIqE9fjBm8qQutOS5an9uHsjxbKM2Yxljyl+f7kd4/u7RxX1lPp lp2WJWZLzc2jYcBN5rwWKN5gXBuIRvn43GH2t5aArlnAKDkd+1Ulztp8992/HHvy dnLSamNwSwakopt2lM5Rgnst3ScAjBxvG1tIrAfBev8E7Mo1+294XJmMGEkJP6fo 5m9Y3XgsdHxNZm5IX4fyYc22KWpCfnvjc6pi4J71Fj1Sukc3q9BQCVlUuRSIY4BZ MXmRp4FLbXq8bCRtAmhntWb/0665c221fuwUDx4EV3N4tn7RV0/6slGF48eiWyZx MsjBKS5VYCprYQ== Extension name: h04u1 ----------------------------------------------------------------------------------------- !!! 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/68EBC3C33802385F

  • http://decryptor.top/68EBC3C33802385F

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Modifies extensions of user files 2 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Enumerates connected drives 3 TTPs 24 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a2fbf151010d614ac772d2232e94faf278f2ad9f650197987a0e2a4df2cc892e.exe
    "C:\Users\Admin\AppData\Local\Temp\a2fbf151010d614ac772d2232e94faf278f2ad9f650197987a0e2a4df2cc892e.exe"
    1⤵
    • Modifies extensions of user files
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3404
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c vssadmin.exe Delete Shadows /All /Quiet & bcdedit /set {default} recoveryenabled No & bcdedit /set {default} bootstatuspolicy ignoreallfailures
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4204
      • C:\Windows\SysWOW64\vssadmin.exe
        vssadmin.exe Delete Shadows /All /Quiet
        3⤵
        • Interacts with shadow copies
        PID:4032
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4260

Network

        MITRE ATT&CK Enterprise v6

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        Downloads