Analysis

  • max time kernel
    164s
  • max time network
    178s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    16-02-2022 22:55

General

  • Target

    65774dcf6d6e9a55be4250a1c95c93a92913bdbfcffce66af4bf7c8f4719489c.exe

  • Size

    384KB

  • MD5

    a6c6d9747407034817b1b0e739cc07d7

  • SHA1

    545f28e3ac5e91665fc0f36671594c081971db4f

  • SHA256

    65774dcf6d6e9a55be4250a1c95c93a92913bdbfcffce66af4bf7c8f4719489c

  • SHA512

    d64834e13454c7e72707cf249da770abf9cc74f1ad6d55fb7c396d7246aa6bd8c9a7d4a95fec24ab7aa27df9f034d6dc913dd7ae87b72d918935fc9e373eb895

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/892e099c4083c118 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/892e099c4083c118 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/892e099c4083c118

https://mazedecrypt.top/892e099c4083c118

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 10 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\65774dcf6d6e9a55be4250a1c95c93a92913bdbfcffce66af4bf7c8f4719489c.exe
    "C:\Users\Admin\AppData\Local\Temp\65774dcf6d6e9a55be4250a1c95c93a92913bdbfcffce66af4bf7c8f4719489c.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:956
    • C:\Windows\system32\wbem\wmic.exe
      "C:\yflw\a\..\..\Windows\gcoi\nyk\..\..\system32\d\..\wbem\amp\..\wmic.exe" shadowcopy delete
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2028
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1380
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{3F6B5E16-092A-41ED-930B-0B4125D91D4E}
    1⤵
      PID:1052

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/956-54-0x0000000075AB1000-0x0000000075AB3000-memory.dmp

      Filesize

      8KB