Resubmissions

28/03/2025, 16:40

250328-t6ttcayvgx 10

25/03/2025, 14:22

250325-rpte5s1lt4 10

05/02/2025, 10:43

250205-msf7rssqgy 10

13/12/2024, 20:44

241213-zjezkaznfp 10

Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250314-en
  • resource tags

    arch:x64arch:x86image:win11-20250314-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    25/03/2025, 14:22

General

  • Target

    malware_005D0000.exe

  • Size

    164KB

  • MD5

    890a58f200dfff23165df9e1b088e58f

  • SHA1

    74e3d82f7ee81109e150dc41112cf95b3a4b5307

  • SHA256

    5f56d5748940e4039053f85978074bde16d64bd5ba97f6f0026ba8172cb29e93

  • SHA512

    2ee3636833cd9b02f5e311401817b15514845d4c12c1416d7e345845f8084775bf8c5f8f32822066b75a6b627a93138a0b27deb99c8bbb1f8d640132a2d8de0d

  • SSDEEP

    3072:Hp5SexkWi1Lbi4eTMlwDCnu/q2GB96W/y:JvGWwbnWJ/yB9

Malware Config

Extracted

Path

C:\Program Files (x86)\yz888u9h03-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 yz888u9h03. 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/98E04D9E4EC1EA16 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/98E04D9E4EC1EA16 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: EDU1n3iKXTocUVEvNC8mb0lABM5rS8cRqsF4ltYUnjBy/7dMB6HcU3IcyCyFgJQt szzvgWQUzBpMatbmxfAvUICyfAqMRRf99xACS3PjzVo2Kkp0GESmtdjAMo2okZ/v S6J0Xak5l5i9lvVyTG6hMtf6tzODnAEXHFfv0R989gx8+YAVp6tDVGpq91rIoayx oR1UbzldzSwr8ih6Yfz0ZH5VjVuMYvXknPTPQ+tfqjjkUcvIV4nH09BeuDMzQ+X/ uuUNORCdY0d9N7YL6IXpyvrkeoGQ28J1/2j8CSArjH86EonZ55u0yQPHpuolqHTy WK2ShGcsFip+g+iilqdUDg9xgcP3jMgnI5sCbkWUglODZuKGedIaeCe7U5Jz4kl9 699Bo3MaUUTCy+TcEiP49EE7Hxpggaa4/NZ5CW1z4CF+VlZl7Mli16D7ZsvOuq8J qvD8bBOS0WZ4CUoCEN1HYRCLRXLdjRS+Mwrmta2ZLK0FkgYXv9ojFK6g7eSck1lQ XGSReMtcmCx0wtKrge3Suu5g6F0BmLAENTbNEQm7uV5+PE3Gj4u565qMCAObn/yw sqdGBO81M76cFPn6fQZBEfAJtkyk1MrsrWbEYnE9bD387HwIpO5S3EURm0pkoNuO rSF0V4GHBkIGDjGKtvuvRRi8EKUvoL4c6Az+zOm4kpk3ZzGzhNXfAXBFlRBqrARc y/2SnWRQqR/Z/pnsjaaiC8uOZshBWmZx9s7pGRiMprpmVB9wVTyusP31q07AXVsw thABx+eD6m9ia4UGo8Vk2qN+HG5mo/UTUXtwgbkqvVVPijb3RxkDdJ/9kEZPa59e hw1BsUyuZW+YDt0kofeg6FliKWJy3ymyIknvBXqv9h0cRUI2FpmwpZhnEsqMQfqG 4rC3pFlOBqGHsgTcsUFNbtmd6+0KG38wUxTaEmTASFjuY1kwEFZOEWINpyYLpIjz U/Diw5lxFQeC1iyMrvG7rTabnqpsPu6C0Zrx4L9m7pOHHYGblmfs4z37tv/pWJKm EvhLRYiLo4+5XkRYIG1XEPCw3BFzvh/VOYlsoBxhZjnK4IrXhb8Ag2dR0FG0/PYj d8zF7tfP222k0VzlLXastizEvC7lKOXGiKn0yfZp+boz5t9+rkOPN2FCIFZRzDvi 9Bc4/0fNhzEfX4ljrjP2dQlSaFyLv7LZQGFWMw3EmlLihPIHmoUKeuzVlB9hC3tz ehDbWf1JQhPHPGvrGZlMccvWo16OEA== Extension name: yz888u9h03 ----------------------------------------------------------------------------------------- !!! 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/98E04D9E4EC1EA16

http://decryptor.top/98E04D9E4EC1EA16

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Sodinokibi family
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates connected drives 3 TTPs 25 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Drops file in Program Files directory 32 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\malware_005D0000.exe
    C:\Users\Admin\AppData\Local\Temp\malware_005D0000.exe bcdedit /set shutdown /r /f /t 2
    1⤵
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4544
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c vssadmin.exe Delete Shadows /All /Quiet & bcdedit /set {default} recoveryenabled No & bcdedit /set {default} bootstatuspolicy ignoreallfailures
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2400

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\yz888u9h03-readme.txt

    Filesize

    6KB

    MD5

    ac8b58a75823e58f14840b18bc0a3a66

    SHA1

    723c75913ea9229f52c8d05e1a44d9bbb17c839e

    SHA256

    2ffe1268d2d1fed0b0d956ca67415dc718d8c6b0e0c2cb53303c8cbf9ac8ef5a

    SHA512

    d231a6cd4419db517e5f3ba6f560a29744d8a3eee92003e589f7c5b135b3cf1de8a09d572ef5a7a215f1daad410c6271ad7adbb36c3bd9dfdfdb14bd44414825