General

  • Target

    krunker.iohacks.cc

  • Size

    30.9MB

  • Sample

    240902-qnls8ssaqc

  • MD5

    2850f1cb75953d9e0232344f6a13bf48

  • SHA1

    141ab8929fbe01031ab1e559d880440ae931cc16

  • SHA256

    892f11af94dea87bc8a85acdb092c74541b0ab63c8fcc1823ba7987c82c6e9ba

  • SHA512

    25551eb0fbca013bcebd514eb72185e157a07f116a6973bfe4b728febcefc7044a816c5c70048c3fda2eeb4ce53b52bd7b19ef1ef851a0f4fc90451e60540d6d

  • SSDEEP

    786432:j8Zic+QKJObt2u8xQYcLpoTEjoAsM0D0EHShV/:j8YQzB8xQzLp+nAV0BK

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\@[email protected]

Family

wannacry

Ransom Note
Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions, we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn Next, please find an application file named "@[email protected]". It is the decrypt software. Run and follow the instructions! (You may need to disable your antivirus for a while.) Q: How can I trust? A: Don't worry about decryption. We will decrypt your files surely because nobody will trust us if we cheat users. * If you need our assistance, send a message by clicking <Contact Us> on the decryptor window. �
Wallets

115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

176.111.174.140:6606

176.111.174.140:7707

176.111.174.140:8808

Mutex

Hp6kvaq9BCyI

Attributes
  • delay

    3

  • install

    true

  • install_file

    svchost.exe

  • install_folder

    %AppData%

aes.plain

Extracted

Family

redline

Botnet

diamotrix

C2

176.111.174.140:1912

Extracted

Path

C:\Users\Admin\Downloads\@[email protected]

Family

wannacry

Ransom Note
Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions, we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 17cPCGUvvJYLFrBze1BzcXrsM6gBfE1LTY Next, please find an application file named "@[email protected]". It is the decrypt software. Run and follow the instructions! (You may need to disable your antivirus for a while.) Q: How can I trust? A: Don't worry about decryption. We will decrypt your files surely because nobody will trust us if we cheat users. * If you need our assistance, send a message by clicking <Contact Us> on the decryptor window. �
Wallets

17cPCGUvvJYLFrBze1BzcXrsM6gBfE1LTY

Extracted

Path

F:\$RECYCLE.BIN\S-1-5-21-2212144002-1172735686-1556890956-1000\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/6d290cd533dde483 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/6d290cd533dde483 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--- Fb7pM6IsfYX75IzAfPy23wGhtjg3WDz3lBG+1wd0TxiQ673PyMJhGlXV8PX5o36ebrN+1QevqLBQTt9Wv/zRd4fC8UjB4VOYmkX6d2ove5BUE5mcxlxAOzs8EHGS8Nc5grltOY9pn6ijVWbY20Wqo68zF/A23oKW0JdkfZsgyNQgLynj9swQJ9hzHN9JGPysUMNxP4nRlRaclAzTZiTCB4lC5YZyG5kkHLSNFBzJGmVRqcrreQE0lrl5HV4eCKNrGSZfh1SlhL6fPBtbGKNcaUiHlrEYGjPa8SihPJp9VKkfJeTmgAYyjkKWrPHjwxvkPUc1bOo5Zd1gsbLqai1CwC+XbWCvp6CHG8OfxUH//ElKOe+LdHd6xFQcNz4sjIb4nrzExuzQsDenl/+COU5NYJkoTg64Zeifwr52z4S+n83cuOWCzHWkkoZPr9KpSsu9ARX5CTJZSZRwC+NJSc4ssAy7+Rdo7sZHaUho5QKWozq0aBhQUeb/pw95cPduebCNszXeLUPujOXU8u+DiUKctr87QCknmsj5DHfBfb6Aay9XgKhpIPGF97+yC+6yXhTbV0Ie4ems2XzHkqH3vBAcBfivR/+V1Lp/I+h0N2wwd+oiH4zjsDOFwyCA6WoJ+0tPyICHQ/SpDb6C4oAQIv3zIHHh/IB4SsrqAAsprXhUGJD7qfzGw/52a4olBQ7QDKsrdRf5BkR4P0wrcGo8dPfa56bSQLcNeJhCYI1KT8mUmomxGuKxOUJHKdI6olKk8xoeQUQqLl7ROJ0EkcZsLiGFr5sfttZExtTyyM3ohGQ/9JQ9ty7IzRrJdt29HZ/XJfwVBcbPP0WQFDlA2iQnXYlA8eq2jzJ13HXGSA6Gyd8auiIFU1Nu35eV9Ocg8u8bMaAmOtYFjirAdeDJB/G/DAM38rMNuie3MDWkSCgMpyuxtGTsPahFD/Cpz9XQAWVwfW/e9RX+83G9qrDMWumZ4rx78TS8SnBNMP0IEnJ6kQlv4Xlvn8is0/oY4Rat8sbbuYuULcA2BUUsAuNN2gkszeelmQKvF2H5lzXcF8PBkMkBtD3qX55xi+RhhHc4mHQmtpsPDxz1Q5kTFb08w77i9qpVfAsLH1sSBy1yTGDSrBHIbuSyOree2+h45+OD9ED9POFraA+vWK10oJj3XUny0OKjFBVVk9mR9GLPKWreQzMSyKfUFaaFfbv493lKkwkZ8ACO/FVQlKMr9zfgC9vSMRvW1aryJPWwV8zMQuIkRTYr2EW/JsBC64sKZ+mXFy+ilqqMvwrmIkVXKlhDRW6ctZ5u8rGIVysb816t1bA+uDG8wu582qoqjt3D+yPmn+cHHQQihMC35Bbxdkly/K+dckYhmap0CBt7QO5Q8pcsEzMJnQcAV2hkAj+ZkbvGJNFO7AnFyHSUuiB/RAFw5Fg+lSJlRO/O4DCoGFS+W/cC8gBivUCy7BVv49zfRHoObXFc881SCpQ7ZJbMOD0aHSr4WLnCQ2qYVsJ25Jy7FP9U1gNZyvlzGYIaUMwoMAwppBQVek8RMblfSRNWM20Q0GhQU8srZ2Xfu3x0iv+VXdjJxpTvbEE3HR0rK9fhkHwF7CBkuWN5jizp8F/TbdNiUDdw7BRb5qOkOXOsT41f3QvEMjoAjCQ++R/3vK4j/l42GJ9v5ngDlwJeAezREv/ZKtjswy1EACkGSs95wozJNcXonYdg3coMDE9XKFnzaGh2KRsmQoHB/YvyxKhu6a3lfXFUjmhoyyU/6vDWTT+3XQwtETRxDFzPz3nllbDXPZ6MnQcvI9rjgwXiZRDooy5RLIhbsspjDbAgC8DUPW+Z80TTSptBL5wcx/78mESH6/rhMBXIRIh4ZR0yl4U/ifItlcn4AsGxHxJowPb7R5adhRvBxls/p30uprSO1z0bmEnFk0iojFkIvVr7ByiZcEQMnRWOpDcOpJY362uiUKvjbyrL3bBz5wF2cy8L/w3ZEk1TT0MBcAqGPmpMC9I6tKkeW+M7MRkOFP6Mn0NYabozP0Zm6Lkyzi/Mxf528Lv/FhnloWa2PYsbxjtG54evGCReLQNLTeLfjQUiKNHJD/1p8/Nuq4LbkcPBo+ejwzzBod26uOUYtzSmsPRqTviUYtZowBDm1htFT1FdjW+2yNR9AIlBQE+q9SiuKeLFXLfoDda//dvXqFc2zkSfG/rRa1gTnVjf3HiElmtFakwuSjHuijzVJb78lUIvzj8B/eGPwddyOyrByYdmuGP4bQoiNgBkADIAOQAwAGMAZAA1ADMAMwBkAGQAZQA0ADgAMwAAABCAYBoMQQBkAG0AaQBuAAAAIiZXAE8AUgBLAEcAUgBPAFUAUABcAE0AVgBGAFkAWgBQAEwATQAAACoMbgBvAG4AZQB8AAAAMiZXAGkAbgBkAG8AdwBzACAANwAgAFUAbAB0AGkAbQBhAHQAZQAAADoofABkAGUAcAByAGUAYwBhAHQAZQBkACAAPgAgAHYAMgAuADMAfAAAAEJWfABDAF8ARgBfADIAMAAzADkANAAvADIANAAxADMANgAxAHwARABfAFUAXwAwAC8AMAB8AEYAXwBGAF8AMgAwADMAOAA5AC8AMgAwADQANwA5AHwAAABIAFBAWIkIYIkIaIkIcKSi33t4DIABAYoBBTIuMy4x ---END MAZE KEY---
URLs

http://aoacugmutagkwctu.onion/6d290cd533dde483

https://mazedecrypt.top/6d290cd533dde483

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://192.168.5.128/powercat.ps1

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    files.000webhost.com
  • Port:
    21
  • Username:
    fcb-aws-host-4

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\RarSFX0\@[email protected]

Family

wannacry

Ransom Note
Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions, we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94 Next, please find an application file named "@[email protected]". It is the decrypt software. Run and follow the instructions! (You may need to disable your antivirus for a while.) Q: How can I trust? A: Don't worry about decryption. We will decrypt your files surely because nobody will trust us if we cheat users. * If you need our assistance, send a message by clicking <Contact Us> on the decryptor window. �
Wallets

13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94

Extracted

Family

stealc

Botnet

leva

C2

http://185.215.113.100

Attributes
  • url_path

    /e2b1563c6670f193.php

Extracted

Family

lumma

C2

https://miracledzmnqwui.shop/api

https://interactiedovspm.shop/api

https://charecteristicdxp.shop/api

Targets

    • Target

      krunker.iohacks.cc

    • Size

      30.9MB

    • MD5

      2850f1cb75953d9e0232344f6a13bf48

    • SHA1

      141ab8929fbe01031ab1e559d880440ae931cc16

    • SHA256

      892f11af94dea87bc8a85acdb092c74541b0ab63c8fcc1823ba7987c82c6e9ba

    • SHA512

      25551eb0fbca013bcebd514eb72185e157a07f116a6973bfe4b728febcefc7044a816c5c70048c3fda2eeb4ce53b52bd7b19ef1ef851a0f4fc90451e60540d6d

    • SSDEEP

      786432:j8Zic+QKJObt2u8xQYcLpoTEjoAsM0D0EHShV/:j8YQzB8xQzLp+nAV0BK

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Cerber

      Cerber is a widely used ransomware-as-a-service (RaaS), first seen in 2017.

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detect Neshta payload

    • HawkEye

      HawkEye is a malware kit that has seen continuous development since at least 2013.

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Maze

      Ransomware family also known as ChaCha.

    • Neshta

      Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

    • Phorphiex payload

    • Phorphiex, Phorpiex

      Phorphiex or Phorpiex Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Ramnit

      Ramnit is a versatile family that holds viruses, worms, and Trojans.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Stealc

      Stealc is an infostealer written in C++.

    • Troldesh, Shade, Encoder.858

      Troldesh is a ransomware spread by malspam.

    • UAC bypass

    • Wannacry

      WannaCry is a ransomware cryptoworm.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Contacts a large (1152) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks BIOS information in registry

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Credentials from Password Stores: Windows Credential Manager

      Suspicious access to Credentials History.

    • Drops startup file

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Modifies file permissions

    • Modifies system executable filetype association

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Uses the VBS compiler for execution

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Accesses Microsoft Outlook accounts

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • File and Directory Permissions Modification: Windows File and Directory Permissions Modification

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks