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11-12-2024 15:19

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Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2024 15:19

General

  • Target

    v2.exe

  • Size

    121KB

  • MD5

    944ed18066724dc6ca3fb3d72e4b9bdf

  • SHA1

    1a19c8793cd783a5bb89777f5bc09e580f97ce29

  • SHA256

    74ce1be7fe32869dbbfe599d7992c306a7ee693eb517924135975daa64a3a92f

  • SHA512

    a4d23cba68205350ae58920479cb52836f9c6dac20d1634993f3758a1e5866f40b0296226341958d1200e1fcd292b8138c41a9ed8911d7abeaa223a06bfe4ad3

  • SSDEEP

    1536:vjVXKif7kaCtHM7qpo6ZQDtFnNi+ti09or2LkLpLik8ICS4Ao3uZs/WVEdz725sK:J1MZwlLk9Bm3uW/Wud2K36cn/wCY

Malware Config

Extracted

Path

C:\Recovery\4q0lh535n-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 4q0lh535n. 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/93DE79065EDE37A1 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://decoder.re/93DE79065EDE37A1 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: n+hkNdfYOYISyjHrXg3MwVMfASLRqTcUZv+ukO8ROKkE9o5elRU6bekQFnQrAnph NfUitAvu0poF6zvPVZyaMHyLYk4g/KXIeCh2fGEofd7T791ouoQAje/BrEfcKrqE d0TPNA1G8W7gtKgKR5pci6vBdf1avFepcfij/U9spRMeQ3lw2ubZG2AtK22u1dMD yCmlGia2qP+OVB1kWx0FJgt/nwfX4V4SreEd+1GI24ArDfasG2mgUsFYT0AV63KB upn98oEa1e22l1swOJs55ti0Xv52/JkxYlsRfhZwUbLP3DqBX5ru0YSglP1zvzOh clD7V+GoAyo7ksgw3wyV4PNtN3LyenTp/jIEzKedFzYlu344Q0Yca82+4x4N2Oot sPcBylKFtnC9KmSCb7LAxBt7NDiWPJWD0GGF9chcFfriKNs+NYERMMT7WT4adDmw BssW/ERxnRlwd+xGAxpgYS7KhEnHHhFdqnuBIm6rA/RzDwN5m0RZxo7YsL6wufG8 9eWlV791to3/E7MmF0fnxONGsFOSAZpSig9iqen1cnIFJfSLG1eSPr0+d2fW5Vzc evf9eeu6+7KSEl8vbxzE8XcYVDhiHLOUHNqPRxDgdsK1q+SZcBt3sTU3/efZPPuG mUm6uv4Vzts01kIDoxKoCNFKM0EDQhQyHEBFDuZGHKiE1TNYBJow8eaoRzhu6L1l WFP9+v7P+mIrrjxO+RGIIyCovU0xZSt3SmGn9Ku6FK1D4IS/iPMrgV7U01BmQzKu AzoaN5qtfXCdnAWLEw0v6pW+vw8/tbMzwD0dm7Kzf9aQtRmupDgmfkF9YLLzpJsd 046e3JTIF4Vv9DUYqPChxG3a2azPElD9KenjyD1NPm9R+ZT3wWQ+3YV60xq9YBTm MzoTL94uwfeWQvXOBme2Fltq8OdT+JnPV8+oNJrSUPEFOk966M/3W90bXIHVY3/R xDonu7uOesHKeVAs665edhxB1rac+/pDvzLCuvBACQFyOmp7K+SyVq7ZDdIfiyhF Vdu7JH3l5q3Umg+AQn8rFsOL6b8SVcdMZJ68astzfopEb6Y/2zb4zESBMmAFivz9 2ViluU1knMZrXIqUAlvaZrOA0z6GNM0SFPyFKuGC2KPEEM47YcUxu7V870DKKHwa RFsbAbKOQ89rZ7tAHWRiQrmPyR9P9cLQQ/blm/+Tzs+M0vZNxUTy0lUbQdwH6ELl KL5KiuVU2qqjIzIpCm2JcJqOmyO6ufPoUx4l2YuqsBdGKtlQQwIzDurtOvVl9YtF JEw08ie3ljak8xKQ3yLyxqDViuRaE1RyVusCzXuwxmTAEQtApBE9ee0hpipIsN1e u3tqtuJeMxmgLmd3ig7BG2rGBLqlvbmHh8NpdXVXUnOGgA== ----------------------------------------------------------------------------------------- We will use the data gathered from your systems in future campaigns in 14 days !!! 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/93DE79065EDE37A1

http://decoder.re/93DE79065EDE37A1

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Sodinokibi family
  • Credentials from Password Stores: Windows Credential Manager 1 TTPs

    Suspicious access to Credentials History.

  • Drops startup file 1 IoCs
  • 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 33 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • 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 registry class 1 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 33 IoCs
  • Suspicious use of WriteProcessMemory 2 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\v2.exe
    "C:\Users\Admin\AppData\Local\Temp\v2.exe"
    1⤵
    • Drops startup file
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4576
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:2716
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3680
    • C:\Windows\system32\OpenWith.exe
      C:\Windows\system32\OpenWith.exe -Embedding
      1⤵
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2760
      • C:\Windows\system32\NOTEPAD.EXE
        "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\MergeExit.M2V.4q0lh535n
        2⤵
        • Opens file in notepad (likely ransom note)
        PID:5200
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Public\Desktop\4q0lh535n-readme.txt
      1⤵
        PID:1128

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Recovery\4q0lh535n-readme.txt

        Filesize

        7KB

        MD5

        a3a93b226a531ebef002ccc22096b84d

        SHA1

        4946bb2ff453a66fba26409a0ef93671735e1760

        SHA256

        ad48b78d56e0de00347c0977da8f51429d427ef5460dc1755fb7051a2b2d4fb8

        SHA512

        8c2b4acb8da6ae456f7f27d1f60e558f6f3c2358d73835d6d3c4b567e9d9efb82e1fcab0ea93dd288f1d149d9f5613eb4b0e436c8dba9b18834bd057e75fbf9d

      • C:\Users\Admin\Desktop\MergeExit.M2V.4q0lh535n

        Filesize

        661KB

        MD5

        ecb9918dc82a16cc96003818914b91dc

        SHA1

        83a522e80a11f90060c3008f7fa9ce615d116b98

        SHA256

        bc573d7403377a6d6a9f6538b604bca8a0f6c5046ec1287c4117bb959241e96a

        SHA512

        c254def55a733cc5681fe16fe5118ba60dd963d0d9998f14586bb4f388094333cc1883d5d59f6b7cc9b83ebb09cdba2bb626a90a5bd1d5840c75729900ae4fcf