Resubmissions

30-11-2021 09:58

211130-lzqt4sefbn 10

30-11-2021 09:26

211130-lejkaseehq 10

20-10-2021 09:26

211020-leeakshgem 10

Analysis

  • max time kernel
    1625s
  • max time network
    1565s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    30-11-2021 09:26

General

  • Target

    4263eacd358d5ef9efacff1f63ff79487639136c0268938755a4bfe3f5797167.exe

  • Size

    898KB

  • MD5

    61b32a82577a7ea823ff7303ab6b4283

  • SHA1

    9107c719795fa5768498abb4fed11d907e44d55e

  • SHA256

    4263eacd358d5ef9efacff1f63ff79487639136c0268938755a4bfe3f5797167

  • SHA512

    86ac9d3d0804f5dd3ebe08ab59058363bceeaa3f42d2d482f97ce688837b3b81693fde2b973250b93ee3223318b0f8e4f2faf6b0f91017807feacabce979d700

Malware Config

Extracted

Path

C:\DECRYPT-FILES.txt

Family

maze

Ransom Note
Attention! ---------------------------- | What happened? ---------------------------- We hacked your network and now 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 can get it back! It is easy to recover in a few steps. We have also downloaded a lot of private data from your network, so in case of not contacting us as soon as possible this data will be released. If you do not contact us in a 3 days we will post information about your breach on our public news website and after 7 days the whole downloaded info. To see what happens to those who don't contact us, google: * Southwire Maze Ransomware * MDLab Maze Ransomware * City of Pensacola Maze Ransomware After the payment the data will be removed from our disks and decryptor will be given to you, so you can restore all your files. ---------------------------- | How to contact us and get my files back? ---------------------------- The only method to restore your files and be safe from data leakage 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/6c230cc23b17cfe2 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/6c230cc23b17cfe2 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 from every system in your network. If you have any problems our friendly support team is always here to assist you in a live chat! P.S. Dear system administrators, do not think you can handle it by yourself. Inform leadership as soon as possible. By hiding the fact of the breach you will be eventually fired and sometimes even sued. ------------------------------------------------------------------------------- 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/6c230cc23b17cfe2

https://mazedecrypt.top/6c230cc23b17cfe2

Signatures

  • Maze

    Ransomware family also known as ChaCha.

  • suricata: ET MALWARE Maze/ID Ransomware Activity

    suricata: ET MALWARE Maze/ID Ransomware Activity

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Modifies extensions of user files 6 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Drops startup file 4 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 26 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 53 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4263eacd358d5ef9efacff1f63ff79487639136c0268938755a4bfe3f5797167.exe
    "C:\Users\Admin\AppData\Local\Temp\4263eacd358d5ef9efacff1f63ff79487639136c0268938755a4bfe3f5797167.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:2376
    • C:\Windows\system32\wbem\wmic.exe
      "C:\x\wej\vdhgk\..\..\..\Windows\whk\nm\..\..\system32\g\..\wbem\hxseb\wm\pj\..\..\..\wmic.exe" shadowcopy delete
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1416
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4068
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x3c8
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2508
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x408
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2968
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x384
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1164
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x3c4
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3448

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/1164-130-0x00000223C1540000-0x00000223C1542000-memory.dmp
    Filesize

    8KB

  • memory/1164-132-0x00000223C1540000-0x00000223C1542000-memory.dmp
    Filesize

    8KB

  • memory/1164-131-0x00000223C1540000-0x00000223C1542000-memory.dmp
    Filesize

    8KB

  • memory/1416-123-0x0000000000000000-mapping.dmp
  • memory/2376-122-0x00000000004E0000-0x000000000053E000-memory.dmp
    Filesize

    376KB

  • memory/2376-118-0x00000000004E0000-0x000000000053E000-memory.dmp
    Filesize

    376KB

  • memory/2508-124-0x0000022313780000-0x0000022313782000-memory.dmp
    Filesize

    8KB

  • memory/2508-126-0x0000022313780000-0x0000022313782000-memory.dmp
    Filesize

    8KB

  • memory/2508-125-0x0000022313780000-0x0000022313782000-memory.dmp
    Filesize

    8KB

  • memory/2968-127-0x00000297479F0000-0x00000297479F2000-memory.dmp
    Filesize

    8KB

  • memory/2968-129-0x00000297479F0000-0x00000297479F2000-memory.dmp
    Filesize

    8KB

  • memory/2968-128-0x00000297479F0000-0x00000297479F2000-memory.dmp
    Filesize

    8KB

  • memory/3448-133-0x0000016B4ED20000-0x0000016B4ED22000-memory.dmp
    Filesize

    8KB

  • memory/3448-134-0x0000016B4ED20000-0x0000016B4ED22000-memory.dmp
    Filesize

    8KB