Analysis

  • max time kernel
    158s
  • max time network
    176s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    16-02-2022 23:04

General

  • Target

    4080402553e9a86e954c1d9b7d0bb059786f52aba4a179a5d00e219500c8f43d.exe

  • Size

    777KB

  • MD5

    f5ecda7dd8bb1c514f93c09cea8ae00d

  • SHA1

    f5e03c44b584367241cbd2152fbd99fcc9ccd43f

  • SHA256

    4080402553e9a86e954c1d9b7d0bb059786f52aba4a179a5d00e219500c8f43d

  • SHA512

    6ba2928825cced798d61cd1880525cbed4aeb79b04b4ec050e9657dfe06a95c7df3dc663dfc0f71c306af05a1dce1c764a27c4e0662719a7ba1f370af3aeb7d9

Score
10/10

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/875c098346af9ba9 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/875c098346af9ba9 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/875c098346af9ba9

https://mazedecrypt.top/875c098346af9ba9

Signatures

  • Maze

    Ransomware family also known as ChaCha.

  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 3 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 45 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4080402553e9a86e954c1d9b7d0bb059786f52aba4a179a5d00e219500c8f43d.exe
    "C:\Users\Admin\AppData\Local\Temp\4080402553e9a86e954c1d9b7d0bb059786f52aba4a179a5d00e219500c8f43d.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    PID:624
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    1⤵
    • Checks processor information in registry
    PID:3084
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1816
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k NetworkService -p
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    PID:3896
  • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
    C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:1968

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/624-130-0x0000000002220000-0x00000000022A7000-memory.dmp
    Filesize

    540KB

  • memory/624-131-0x0000000000400000-0x0000000000487000-memory.dmp
    Filesize

    540KB