Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15-09-2024 00:46

General

  • Target

    e15f1d0621564f7cd294b252c11d91c1_JaffaCakes118.exe

  • Size

    164KB

  • MD5

    e15f1d0621564f7cd294b252c11d91c1

  • SHA1

    cb78aa749f30ba640418e77e72ca9cedd1220ddf

  • SHA256

    dbfe1b859321098ba278b692ed6c0685ffcdd2e1c7c4f7289f0db09a5db6dc6c

  • SHA512

    d64d4e4db816d1a77e2f6938f1285f043e14143a338224132117105d105faadb4295d2aad8e56e776ee2981259ba20196226ad730eb0f10da87c74500ecea39a

  • SSDEEP

    3072:70XoUeZ/DVS8L7flcMTeYWikGLvFf9avGOq:7eoUeZRlcYxWYTFf90G

Malware Config

Extracted

Path

C:\Users\7nup76d4-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 7nup76d4. 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/C1E7FF01DB8EFC16 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/C1E7FF01DB8EFC16 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: jlnPBJCE0N4DspOI6zBdt8PYKMvqD5NGtQP15EWgVPcTwWpTalJdxpPdsb6BpInJ Lub2NyCzds2MMBZ+0YfAFvMIDlE31ObeVEoU6p30662LJ6bcZcDcPXk0F+NTj1lB GN7Laj4wBOpGd3wWNtv2AUvBPtPbqJtAlJ7yRjXMi9zD67gipf9FfaMTctTHzphx G3ia/fUojm6C8TwBX81i+bg5r6KPf/7+6uEnunUxGcZxTKbRvvpgKOjnOnlQ0F6v TejWnsyptox238P/0NpcwuJ8Ctn/9n5i5t/+dSdDBQtyAMJJa7hvzfeBf49H0tWW e1iqGg1pnzl7/crer159T0fU4tJJ6i4u/u0GHcEq9O5r3yauz29BBeWJH9Xt1e9d 7mFxH7+STx0e9uh5ulQno68YMcoTnSQPyNZu8/eiH4NY4C5dJEDcPZCmoNK1RM9U z7g5ZblbBiYXV9SroeaRF7wy2/jH0cVVrbw0t2o292n/Tv6fB5E812fJ1OtOZmZ9 tA6KdL7xtIlRmNsKuH/Nxr/PJiFrTqcTjDa5xxzE/wRZDJQYI67VbuBAw91QB5JP YIUQd5z4jtfotYop9kKij3xFmlAtIodXjSJ6I/AvtNk0J8gIgX2d+eDbBPp/LUcJ v+WhZNKTy8+8IWSS7ngPXQPYe2nA8J22DPtRzUhYmCkWmrOtslZo0UkkzbLqYh1v D/uBDuEkNvwc9+RJfQobw2U+Lr0Kw0NnCZXBTQeNSlVZLzUczG1Ro0JQGx+J+DE4 8w/uGf6upjB5Vpuy54+7hH8gQJRXPZiAaKMgagD7hMgQ+b7/LXFOyAJ2NZSbJdr3 eVMmhluV1PJRuvq89IB+6ZCy/GPBx0VDsq+okICvGGthI9MrjBDDkhlQJ+GLu/8M 9SGnn3WbdoACtDSdXHrXkL5KYpf/XLIc4KX2DJSuqkDdyOib2eWwVExjTrOGlBvv jb8JQ3anxzBczNPIbBXvxnXrgUmSqKdZvUAv3tSta7WpLImgPqpMD0KW7Ctag9vX 3+rAGtm643/9FH5Uvxv7/58dYmlBlN5pzR69BCB0gUhO5dPrHCUuo7Vknz4M5MdA AE9g9QEff8PhfPNOJeYersJz6r76GzV8TEI+78Tu72zxYSbG+0UcI/kYfOo0phe2 oncwl12sC2welt6SwGU/ZOS/OaZls8Ygu4JzrsvUrI2GeVQBBk6IeeDBegDFRiQI tMEuzorFIN1pV+Smj5tw4g== ----------------------------------------------------------------------------------------- !!! 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/C1E7FF01DB8EFC16

http://decryptor.top/C1E7FF01DB8EFC16

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Adds Run key to start application 2 TTPs 1 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 33 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\e15f1d0621564f7cd294b252c11d91c1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e15f1d0621564f7cd294b252c11d91c1_JaffaCakes118.exe"
    1⤵
    • 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
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1708
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1684
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:2496
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2828

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\7nup76d4-readme.txt

      Filesize

      6KB

      MD5

      b82a85cb37896efe02bbffc0e8dc2061

      SHA1

      6a0834684b01b00e5ce90e8f909464a5a87c2e92

      SHA256

      b482418f4feeab8d53280ce4ce58a44a57a3879625fb70c725f2af0a73966d33

      SHA512

      60d6ae6c6a721f8de66ac07b9fdd5b35aa655e479b5ea1f4df3bcb816bb091dfa0db63fb943298a307cee3930ea94eb368085420eb053f661694b0b284dcee73

    • C:\Users\Admin\AppData\Local\Temp\Cab510F.tmp

      Filesize

      70KB

      MD5

      49aebf8cbd62d92ac215b2923fb1b9f5

      SHA1

      1723be06719828dda65ad804298d0431f6aff976

      SHA256

      b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

      SHA512

      bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

    • C:\Users\Admin\AppData\Local\Temp\Tar5112.tmp

      Filesize

      181KB

      MD5

      4ea6026cf93ec6338144661bf1202cd1

      SHA1

      a1dec9044f750ad887935a01430bf49322fbdcb7

      SHA256

      8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

      SHA512

      6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

    • C:\Windows\System32\catroot2\dberr.txt

      Filesize

      191KB

      MD5

      2bb70bbc6330986f99945332fc884222

      SHA1

      5b529b331b29f79b62bf0510cc645c8a3f2e8fd0

      SHA256

      8d32f10afa18758af94754a22e0660c94ebfb9307cb5201ff78fcbdf6eea03fc

      SHA512

      d9b6f0ae294af2a0aa5c56de42e4631ab762b030048e4b5f08e3cabe1525f9d1de80f1bca96c0b2636c5aa6bfd60f5bdabaf2cf97c0f7812d705232ac946c04e

    • memory/1684-4-0x000007FEF53AE000-0x000007FEF53AF000-memory.dmp

      Filesize

      4KB

    • memory/1684-5-0x000000001B760000-0x000000001BA42000-memory.dmp

      Filesize

      2.9MB

    • memory/1684-6-0x0000000001F40000-0x0000000001F48000-memory.dmp

      Filesize

      32KB

    • memory/1684-7-0x000007FEF50F0000-0x000007FEF5A8D000-memory.dmp

      Filesize

      9.6MB

    • memory/1684-8-0x000007FEF50F0000-0x000007FEF5A8D000-memory.dmp

      Filesize

      9.6MB

    • memory/1684-9-0x000007FEF50F0000-0x000007FEF5A8D000-memory.dmp

      Filesize

      9.6MB