Analysis

  • max time kernel
    138s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-02-2023 13:14

General

  • Target

    4263eacd358d5ef9efacff1f63ff79487639136c0268938755a4bfe3f5797167.exe

  • Size

    898KB

  • MD5

    61b32a82577a7ea823ff7303ab6b4283

  • SHA1

    9107c719795fa5768498abb4fed11d907e44d55e

  • SHA256

    4263eacd358d5ef9efacff1f63ff79487639136c0268938755a4bfe3f5797167

  • SHA512

    86ac9d3d0804f5dd3ebe08ab59058363bceeaa3f42d2d482f97ce688837b3b81693fde2b973250b93ee3223318b0f8e4f2faf6b0f91017807feacabce979d700

  • SSDEEP

    12288:20lnPLRBrenjExzDKNg6dNoQl+vtMyOo/mSVTWa5QLeuXwuxbvRr/LpiRPMBp:201PLX0GferoQOMyySVa/VFbvhtiRPo

Malware Config

Extracted

Path

C:\odt\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/6c810cc66a34b6f7 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/6c810cc66a34b6f7 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/6c810cc66a34b6f7

https://mazedecrypt.top/6c810cc66a34b6f7

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 18 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 31 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 47 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Uses Volume Shadow Copy service COM API

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

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:928
    • C:\Windows\system32\wbem\wmic.exe
      "C:\tvpwp\mtqu\..\..\Windows\bwx\..\system32\jayn\cdxha\t\..\..\..\wbem\knw\..\wmic.exe" shadowcopy delete
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4088
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:428
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x4f0 0x2c8
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3896

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Speech\Files\UserLexicons\SP_0BBED97B830845FBB2D3380BCD1E110F.dat

    Filesize

    940B

    MD5

    716a8b0d57faadfa5cca38e2b474e839

    SHA1

    98be5ad2716407a9dea90e961ddbfee1844b6a5f

    SHA256

    39e2a2f9f810db2a5ece35dd37b992ec92b16bcd847f1a36c2577616014c1fad

    SHA512

    a010fbc7ede990623ab09a97eef8eaeacf7d6b09c622286ad0926a77bc80da84b97efd39c0814c0ea7d6bf9171d934ae0d434cac8f90d9d87f048b794c52785e

  • C:\odt\DECRYPT-FILES.txt

    Filesize

    10KB

    MD5

    e495e54f09260744e9759939fbabd9a2

    SHA1

    fed2f4bb2b6f5d5ccae0fd91368d2b67edb3bca1

    SHA256

    56beb7aba60d6fb7c1c0a97619d51cfbdd3d1040113c786e86c5ddba539b6b14

    SHA512

    f31dd6dcf9af33e7ec5b23227b17d1ae4baa9bcd03d0dabba09c0ca42f0dc15cdc1a82ae326693482d7048b84c517a1b9fd975d454f33bb95111e4d57e6a5c12

  • memory/928-133-0x0000000000620000-0x000000000067E000-memory.dmp

    Filesize

    376KB

  • memory/928-137-0x0000000000620000-0x000000000067E000-memory.dmp

    Filesize

    376KB

  • memory/928-139-0x0000000000620000-0x000000000067E000-memory.dmp

    Filesize

    376KB

  • memory/928-143-0x0000000000620000-0x000000000067E000-memory.dmp

    Filesize

    376KB

  • memory/928-905-0x0000000000620000-0x000000000067E000-memory.dmp

    Filesize

    376KB