Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    25-09-2024 11:36

General

  • Target

    f5ecda7dd8bb1c514f93c09cea8ae00d_JaffaCakes118.exe

  • Size

    777KB

  • MD5

    f5ecda7dd8bb1c514f93c09cea8ae00d

  • SHA1

    f5e03c44b584367241cbd2152fbd99fcc9ccd43f

  • SHA256

    4080402553e9a86e954c1d9b7d0bb059786f52aba4a179a5d00e219500c8f43d

  • SHA512

    6ba2928825cced798d61cd1880525cbed4aeb79b04b4ec050e9657dfe06a95c7df3dc663dfc0f71c306af05a1dce1c764a27c4e0662719a7ba1f370af3aeb7d9

  • SSDEEP

    12288:v4wMnyVrf59Kyh+exQk0wc5xQZkosR8uMS19dLz6f:v4dWmyh+jk1cHQZauxS19dLz6f

Malware Config

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-3551809350-4263495960-1443967649-1000\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/888a0996ac713d6a 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/888a0996ac713d6a 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/888a0996ac713d6a

https://mazedecrypt.top/888a0996ac713d6a

Signatures

  • Maze

    Ransomware family also known as ChaCha.

  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Credentials from Password Stores: Windows Credential Manager 1 TTPs

    Suspicious access to Credentials History.

  • Drops startup file 4 IoCs
  • Reads user/profile data of web browsers 3 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 21 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 43 IoCs
  • Suspicious use of WriteProcessMemory 4 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\f5ecda7dd8bb1c514f93c09cea8ae00d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f5ecda7dd8bb1c514f93c09cea8ae00d_JaffaCakes118.exe"
    1⤵
    • Drops startup file
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2596
    • C:\Windows\system32\wbem\wmic.exe
      "C:\opoa\iniwh\jfp\..\..\..\Windows\i\..\system32\i\..\wbem\rsiwr\pdjmw\mon\..\..\..\wmic.exe" shadowcopy delete
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2492
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2608
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{3F6B5E16-092A-41ED-930B-0B4125D91D4E}
    1⤵
    • System Location Discovery: System Language Discovery
    PID:848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3551809350-4263495960-1443967649-1000\DECRYPT-FILES.txt

    Filesize

    9KB

    MD5

    007a935ff083a30099a8fc7a8a39013c

    SHA1

    be83f11ab03415923e49135dd80f1a5f6ce39a4d

    SHA256

    b61c16224f3eb623978159b74fee984b15bd452e3c6d21d3911d975d61bd15ee

    SHA512

    c5ff794456323f176a1c2ad97c425d04ae4ece2a85f0711f686dde6055ffb90d8c95ef71610b30bc05e24df3ce99b50b764f8a7496bbcedc13b7df9bdab83da0

  • C:\Users\Admin\AppData\Roaming\Microsoft\Speech\Files\UserLexicons\SP_A5FF707DC20147F78DA5656D698D3490.dat

    Filesize

    940B

    MD5

    4040613526226138692de4fe6efd63ce

    SHA1

    c677fb3c2efb2d2ee9b85f21efbc01a3bb56adb3

    SHA256

    4c54e8f50c07dd9580a4684f108ee2727b5765c8a2c97d82433b34ff9f35d911

    SHA512

    520bdfd01aabb901c3f7454c5f95542cbc79ebfc5574e0f585d826fb9d860152628925ee207215adb48e060e41acc785fd596d4dd517812109fbe4bb7c105552

  • memory/2596-0-0x0000000000400000-0x00000000004C6000-memory.dmp

    Filesize

    792KB

  • memory/2596-1-0x0000000000250000-0x00000000002D7000-memory.dmp

    Filesize

    540KB

  • memory/2596-2-0x0000000000400000-0x0000000000487000-memory.dmp

    Filesize

    540KB

  • memory/2596-773-0x0000000000400000-0x00000000004C6000-memory.dmp

    Filesize

    792KB

  • memory/2596-777-0x0000000000250000-0x00000000002D7000-memory.dmp

    Filesize

    540KB

  • memory/2596-779-0x0000000000400000-0x0000000000487000-memory.dmp

    Filesize

    540KB

  • memory/2596-780-0x0000000000400000-0x00000000004C6000-memory.dmp

    Filesize

    792KB