Analysis

  • max time kernel
    147s
  • max time network
    162s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    24-01-2022 00:57

General

  • Target

    d63c7664f6832f16cddd270d50a537fd1e4a3babdd3fa7aadc34c5eb68e85c01.exe

  • Size

    164KB

  • MD5

    b5cb0845531eb051023f56d0c7396369

  • SHA1

    ea472b8ea1731891dfed8b482c4b6eb8474cbb15

  • SHA256

    d63c7664f6832f16cddd270d50a537fd1e4a3babdd3fa7aadc34c5eb68e85c01

  • SHA512

    b22229d228220d011a70698f0eeb63be874954f96f5b3b11f6496aca671c8e22195f2bd8e9ab5f0e8d218370d0225c39fa0cf9638eb62d4b0dec46595a5c2bb2

Malware Config

Extracted

Path

C:\pq8a43j2-readme.txt

Family

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 pq8a43j2. 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/14E3DBB54FE023A8 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/14E3DBB54FE023A8 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: GrVSk9gT8BBTUK6QInfgN7JmmYNDOUaMr5P5pQG/wUcHeAdARe2fIBuqkVtLaH7c lCybFsqPLgLfucqSeTVv9XvLOmawJuP9ko6F4FpTN1bhlKDvJ46/Iz+QL8/DLSE1 7RJlgnyBGgty6P+OrFU7gLqdXPXglvEk3Y2vyE1RAlvTDdulGcBRy61YFKsYuczF rTYu4oy+znH/WdNPxdCsePHAHsHKl9WpV536yJcUU6P2schYdRspoFshdYpRSJBr 9ijz7F/F4IfUVgfePsMdQWhE+iVXDk4QnQM8IJmtY4myEgrXEVKgAZJSSX6ExlJ6 rEgiw4pZH97/tcNriUZ/eyZz+C02OyOf2F/sYK2kFQuRIjX07v3VgHDI4OVVDGSF skuBYjXcbAU3UxR+H8587BEHfJOQqeKaal8HXfM3kpwE71qDPQvDWc6ACtBeGC83 TFdhqw3Gcfy1qf7ugQynW657KhuXge0t1oDVbzBkVQzBfCAnBg24dkILyucTBxC/ Iav/rMr+Evgkn/pUIZsQu1fe9r7xoRhXuEsFE6z1vgsRys4GLawMpWw8Vt8vEEUX hX4g92/U7tUWo3Rev02d8UZdyF2Ev5uaEtWQKXHin5Y/EH/CPzpi8zV8HwN8XmOy 9r7qwU3bWBL9Q3aH/kxXD9DmSPfN0FC04MR2caUKL7DfrOGkiF0LHD1QBCc9CJX6 DfoHufQMuqGk1aJ3kIISnWeYJJDx0treyera9wqQM+rw6NFLD1LbBOxUxsxg43xX vlRTdoHbfPjXZRwq9QXhOWR3zDq4Yv/nlopZYcMbnva7QCEbB1Ki5OpI6iPoMKUD hI83q5lejah9VJVU9M5zOVVjCUOBnirgF2uCwXdI/PrMr/Kw3wo+rArJeRpzN0NK lksn6JU+dGdKEFn3vXeqq+s5FjZeBvKYJO0jar2WkDnDmyVGpnxeKf1U012P/jk4 jrEqkJLuC7XdjQ+jmghRqF4xUKagg/kT/g5H3EJnqzx+SIybAcddXrZ8J/blYcxE Q0Sufo/w0Seacm52m7hzlWBch44ViAjfUVM0LX4an244KG4xTrV1DNEJQDoC6Qpn v+BTZk0aSVbrh3BjMRNrR8BWWOs6veH9UaWXDiGRMoQ+RYtdOT+SwzP4ogzOZVzR qUds9jmr Extension name: pq8a43j2 ----------------------------------------------------------------------------------------- !!! 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/14E3DBB54FE023A8

http://decryptor.top/14E3DBB54FE023A8

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Modifies extensions of user files 13 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.

  • Drops file in System32 directory 1 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Drops file in Program Files directory 30 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d63c7664f6832f16cddd270d50a537fd1e4a3babdd3fa7aadc34c5eb68e85c01.exe
    "C:\Users\Admin\AppData\Local\Temp\d63c7664f6832f16cddd270d50a537fd1e4a3babdd3fa7aadc34c5eb68e85c01.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1612
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:960
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:1500
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:556

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/960-56-0x000007FEFC031000-0x000007FEFC033000-memory.dmp
      Filesize

      8KB

    • memory/960-57-0x000007FEF3420000-0x000007FEF3F7D000-memory.dmp
      Filesize

      11.4MB

    • memory/960-58-0x0000000002790000-0x0000000002792000-memory.dmp
      Filesize

      8KB

    • memory/960-59-0x0000000002792000-0x0000000002794000-memory.dmp
      Filesize

      8KB

    • memory/960-60-0x0000000002794000-0x0000000002797000-memory.dmp
      Filesize

      12KB

    • memory/960-61-0x000000001B760000-0x000000001BA5F000-memory.dmp
      Filesize

      3.0MB

    • memory/960-62-0x000000000279B000-0x00000000027BA000-memory.dmp
      Filesize

      124KB

    • memory/1612-55-0x00000000763F1000-0x00000000763F3000-memory.dmp
      Filesize

      8KB