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Overview

overview

10

Static

static

10

JaffaCakes...a8.exe

windows7-x64

10

JaffaCakes...a8.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27/12/2024, 01:46

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General

  • Target

    JaffaCakes118_c1bd164d64f45a036ef5fa99bef568119d5b4e90bfe9dcc8b89a4019cce61da8.exe

  • Size

    2.0MB

  • MD5

    9628bd785e93046d488fac58f8eff877

  • SHA1

    906f09b48ef0190db2af394c712d8e4fbe6e6ea0

  • SHA256

    c1bd164d64f45a036ef5fa99bef568119d5b4e90bfe9dcc8b89a4019cce61da8

  • SHA512

    56867952350c277aecbd0c4a9d47700d082a8fd4cbad7e260c0bb4cf49a98d36720e16bcd6098043254c48f060e1a37ba594770b1a7a1246d5047b007414c5cf

  • SSDEEP

    49152:2IUWUa9oVgzjFNZ0Weda9oVgzjF5LkzjFF:OWleL

Score
10/10
sodinokibidefense_evasiondiscoveryexecutionimpactransomwarespywarestealer

Malware Config

Extracted

Path

C:\Users\Default\u4x57r1-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 u4x57r1. 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/343D1088F14E270F 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/343D1088F14E270F 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: ySEkjBF/hSxe3yhQBoTBrTh4UYgG1jY4E3tBdg7PWTk2uc84ALvH0G8NbNGPfZlR V3seunRnjGJRB2b4vvO0uKt865ODbVlS8r4/AuH3pWAg8x5Gc0SPAJRA9UlZ9c4+ +0PVBreARO8YmeULUQolFPxHrfCTSTaoSar0cw6kclQAeSlwJS4TpuXb5s0MyVy1 huLBZFdzhDXogyvH0MzAgZT8o+OCBzkiXffct3V/v+T0zvZH23nbptr1WqCVDIVU D9E4GRgcOB4c29LH4UmZZWFBolvqG8FimeD3nlQoPB8tcD3V3SU/vvJfjh1OIloc 5cnVBces98ZzKjQ7o7LQviBHO75rVSVKicnYC/xV2OikFZjvcq3USHjUolqHrVXG pvvxfVr3JYVg1hN+u4ePlz2qBd4szSXIk8OmGhcFqa9ibkiTVTf6BB/nb4p1zLZD slc71g2Vlz5b+mEgP/C09X5XmG7MpMEW/qIHjPnXhKqgsZAg9XT6iU6opdKqEuCB vg6y21hayz1D3Q9lyLg+6JKZoNNecoFhB2M7PLmtrVIYSJYaMGR4rZ+XVzqORYme 1LotjQdlPYBN+6x6NG+SPvuNZ2B27htKINupiYyy+SWKDA7OT5fgD0xaN+nYq2Pr 8DuyACc7JxFpUXxugCKjsIdjUsnjXD3Zl8GQQph6Gvy76byQTv+zAIZf5OWPIlcM 6moVBM7LXhDr41biGxH03jOs8fWA7bbXA7csQrAqG0BdEcbP9ZsX9iqO0sDfx2k/ eOsDA1mcLm69s/1asR4h2gMdTBRCWoQfSau9C1/nPLuaZVJH/4f9OfQ23vVKwmA4 QqV1GAsbWfE9yrnrCitfl4onlD1zF/Zm7KorFzXuPLe/7yKZXzq7YV9L3Az3VrG8 Akl/Y3FAasR9uMMYYV8mwlalORUp/9WBPhyNo4L3C8EiT5JpH8sem2EWjy0n1sZ9 J9D7ekdwmXMVzWPCROLgXKy/O8pTM2O744DKERhK8fTiI3iKfrQdgad3D9MaZvKF VS0Z1QgDfwYD7DSiXYoyCCeCZt6ttLgAnoWf2LfjgVMdPVeo6/6gKtsfMAQrMW5I PczGT/zEMV9HcjYA6rB1SQLD4TXGRhSb1k9VieVcpJG6mxCXGeYymUwFppa5WLhr oQ+hm6EembN8cnLHPdrPyDgNG/XHwyZ2H64= Extension name: u4x57r1 ----------------------------------------------------------------------------------------- !!! 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/343D1088F14E270F

http://decryptor.top/343D1088F14E270F

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

    ransomwaresodinokibi
  • Sodinokibi family
    sodinokibi
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution
  • Renames multiple (204) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • 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
    ransomware
  • 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 3 IoCs

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

    discovery
  • Interacts with shadow copies 3 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Modifies system certificate store 2 TTPs 2 IoCs
    evasionspywaretrojan
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Uses Volume Shadow Copy service COM API

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

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c1bd164d64f45a036ef5fa99bef568119d5b4e90bfe9dcc8b89a4019cce61da8.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c1bd164d64f45a036ef5fa99bef568119d5b4e90bfe9dcc8b89a4019cce61da8.exe"
    1⤵
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1420
    • 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
      • Suspicious use of WriteProcessMemory
      PID:2780
      • C:\Windows\SysWOW64\vssadmin.exe
        vssadmin.exe Delete Shadows /All /Quiet
        3⤵
        • System Location Discovery: System Language Discovery
        • Interacts with shadow copies
        PID:2944
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2680

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabB1A5.tmp
    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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  • C:\Users\Admin\AppData\Local\Temp\TarB1C7.tmp
    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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  • C:\Users\Default\u4x57r1-readme.txt
    Filesize

    6KB

    MD5

    93b8a7025f52917d79468ae76ddd15f1

    SHA1

    7321efdeba18198c35f41c1e50ac5bfef261a747

    SHA256

    f787b970e94a94e0222c44ba9ac6786fa89be1cfc6c86aa30879f9d29272cdb9

    SHA512

    c6bb7282a3200df02c629b4173dd098b762718c3deba8e522dee30e779c33be12702e3696540421a0a6d92dd26e851cec11d81b33f72c6f039b6dddb6a7524f6

    Download Submit