Analysis

  • max time kernel
    168s
  • max time network
    175s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    16-02-2022 23:13

General

  • Target

    04e22ab46a8d5dc5fea6c41ea6fdc913b793a4e33df8f0bc1868b72b180c0e6e.exe

  • Size

    2.5MB

  • MD5

    54c9a5fc6149007e9b727fcccdafbbd4

  • SHA1

    503f44e1634b7cfad812c7be2a15f0fe4d9a1b58

  • SHA256

    04e22ab46a8d5dc5fea6c41ea6fdc913b793a4e33df8f0bc1868b72b180c0e6e

  • SHA512

    d79c19c5ce44881790abdb1caf654286ab8eefc5e7baf2c9ff13a58a97a004713015ba1539819ace212e505227e2b11e503c7bd14aeaab013bc77557bb02943e

Malware Config

Extracted

Path

C:\DECRYPT-FILES.txt

Family

maze

Ransom Note
Attention! ---------------------------- | What happened? ---------------------------- All your files, documents, photos, databases, and other important data are safely encrypted with reliable algorithms. You cannot access the files right now. But do not worry. You have a chance! It is easy to recover in a few steps. ---------------------------- | How to get my files back? ---------------------------- The only method to restore your files is to purchase a unique for you private key which is securely stored on our servers. To contact us and purchase the key you have to visit our website in a hidden TOR network. There are general 2 ways to reach us: 1) [Recommended] Using hidden TOR network. a) Download a special TOR browser: https://www.torproject.org/ b) Install the TOR Browser. c) Open the TOR Browser. d) Open our website in the TOR browser: http://aoacugmutagkwctu.onion/892e099ca81afa11 e) Follow the instructions on this page. 2) If you have any problems connecting or using TOR network a) Open our website: https://mazedecrypt.top/892e099ca81afa11 b) Follow the instructions on this page. Warning: the second (2) method can be blocked in some countries. That is why the first (1) method is recommended to use. On this page, you will see instructions on how to make a free decryption test and how to pay. Also it has a live chat with our operators and support team. ---------------------------- | What about guarantees? ---------------------------- We understand your stress and worry. So you have a FREE opportunity to test a service by instantly decrypting for free three files on your computer! If you have any problems our friendly support team is always here to assist you in a live chat! ------------------------------------------------------------------------------- THIS IS A SPECIAL BLOCK WITH A PERSONAL AND CONFIDENTIAL INFORMATION! DO NOT TOUCH IT WE NEED IT TO IDENTIFY AND AUTHORIZE YOU ---BEGIN MAZE KEY--- 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 ---END MAZE KEY---
URLs

http://aoacugmutagkwctu.onion/892e099ca81afa11

https://mazedecrypt.top/892e099ca81afa11

Signatures

  • Maze

    Ransomware family also known as ChaCha.

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Modifies extensions of user files 7 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Drops startup file 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Drops file in Program Files directory 47 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 43 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\04e22ab46a8d5dc5fea6c41ea6fdc913b793a4e33df8f0bc1868b72b180c0e6e.exe
    "C:\Users\Admin\AppData\Local\Temp\04e22ab46a8d5dc5fea6c41ea6fdc913b793a4e33df8f0bc1868b72b180c0e6e.exe"
    1⤵
    • Modifies extensions of user files
    • Drops startup file
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:832
    • C:\Windows\system32\wbem\wmic.exe
      "C:\kl\du\uy\..\..\..\Windows\tvc\deg\wd\..\..\..\system32\wlh\..\wbem\eewx\..\wmic.exe" shadowcopy delete
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1528
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1376
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{3F6B5E16-092A-41ED-930B-0B4125D91D4E}
    1⤵
      PID:1584

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    File Deletion

    1
    T1107

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    1
    T1081

    Collection

    Data from Local System

    1
    T1005

    Impact

    Inhibit System Recovery

    1
    T1490

    Defacement

    1
    T1491

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/832-54-0x0000000075891000-0x0000000075893000-memory.dmp
      Filesize

      8KB

    • memory/832-56-0x0000000002131000-0x0000000002135000-memory.dmp
      Filesize

      16KB

    • memory/832-57-0x0000000000400000-0x000000000045D000-memory.dmp
      Filesize

      372KB

    • memory/832-58-0x0000000000400000-0x00000000006AB000-memory.dmp
      Filesize

      2.7MB