Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    31-05-2021 10:40

General

  • Target

    818fdc2d8074b1910e40653067b7984043c25148ec2bccdbb98537ddaff8bb63.bin.sample.exe

  • Size

    118KB

  • MD5

    0640c1e8e44868f5cf1c0b457bf8f49a

  • SHA1

    437c8290d6abb02d75681b9d3271150b6f569abb

  • SHA256

    818fdc2d8074b1910e40653067b7984043c25148ec2bccdbb98537ddaff8bb63

  • SHA512

    4dee2ede4ee5e5d3fa5faa8f829b3a010833647e5dd6b42a23d4921d2989112f201b4669c2ec33292f4d56313fbf6bea9fca7ab16f600f76fd714febbc9bbaeb

Malware Config

Extracted

Path

C:\r9q96983o-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 r9q96983o. 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/6DA3AD33D25DE53F 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/6DA3AD33D25DE53F 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: czeHKBFdmbjAISrQxnb+8Vp9Rg1C2Z08gy1sgL8Qb2JoBfmzFBiRzbN0uCAIt/3a GDy8XiTFPGGCvg939c+YovX50W2vjGxanrek5/481wdNUFz2efMXccRTuh74waof /9eZbS/gkVyy4jVJznSVIQ6VLLoH1zt0zD/UA6jlIs1baIvCxn2B3JXEid9/cDo5 jtGHwYFuK0XOUf83M3hKmBsnSv3k7CFyPDOQxpPrQkjYvcIKJ+X8zbxM6YvxdI96 R1OX5TJXWPL7YPeY2v+WV53Cjrn40kJqnOowGn94ui2iZwHbXmb98X0u77XwU3fq mR4GtNCLDzT2QHEFYuu4a0r0+lI3lWEBbeOH5bbfplxtNEw64fgG1ggav4t6wC10 slNv8YoQEOZEajX2qxjM7EcJmIkcN0bLBUzzdbiqBb9BcX6dQsjxeURb3yeftBg9 s0ljpyw1MZDwrcLGXKfjzaDtPfc1oShOKd/6/7N7CJ2FzFqEMhpCwVDsl3ZkiZzl XPuOTdnXnbFOw8PqIr5d8zN8nB1yPycnPXSD/jWEsHGkcv4wdZuf719IZliEPOdp 83YQYsfeORHA+I2mZfgAeC6/frq3e01WuIf8ihjzbJvxMzbD4Eshs+YX+gifGVGn lUqX6GxCgsDGt8KrWPN6jRWSQICX6P6LEMUSYtciN6yR/VfprspBpom1VzGPdtuO l04Z+ipXJd3kIAE7A08h1IJxJmjoYai2niMnGkydCnJxa0StSBhCBPRLlKJPRurw l/p/RWuFI4E5Sjlns4gHwBsiN8oQWFOwGYp0iYmVtX71+YNHd1Jg6b7gy2DLdF35 pZrQ31v9enhqzAgPLZ29n2cPUSfxX+A6OSxDZ+MwPbVdt4HYJZJvRzOJewilQdzC WiDWI6i85c+Ai+RpHVtxDqznJsG7mRQu9SpVZEgmk/2l4xCRPhVuHNxY6z/lpi3J 4DUdlmOKVNptii9CYFUwn8GLb0O3VHbHCNt31BG+1uYh0wIWsNaJbbjQhkrHLMu/ pVG4EWUJewrU3oZ7+ZUX04xqpPK6J6ofA4AqHb8k74SFNDvxe8QwOPlhpP5o0Ogq Qe92cK8NkhwUFRSKWPmo6Y8sOJgM29bMOWThoyvWT5QTPkwmbUIrPZOpI7dGt0FZ LK8IFBxrNhitUHC8ykCI7xwsYF0IX/Bl5X/XbM9pxUcSrh01wek9RFtdauYYSd4S 4Rf3RQcm/9POfIZqyXgzDMzDF0es8XLUq8YTrrAd5nZRku+HpL9Knv38Mqt235f9 7iB75RoUM6tVbV/KSbUuMLrE95as9A== ----------------------------------------------------------------------------------------- !!! 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/6DA3AD33D25DE53F

http://decoder.re/6DA3AD33D25DE53F

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Modifies extensions of user files 4 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\818fdc2d8074b1910e40653067b7984043c25148ec2bccdbb98537ddaff8bb63.bin.sample.exe
    "C:\Users\Admin\AppData\Local\Temp\818fdc2d8074b1910e40653067b7984043c25148ec2bccdbb98537ddaff8bb63.bin.sample.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:2112
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:3448
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3488

    Network

    MITRE ATT&CK Enterprise v6

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    Downloads