General

  • Target

    RNSM00358.7z

  • Size

    4.1MB

  • Sample

    241107-z4x1wayjaw

  • MD5

    a812ce484b08198b13bd5364fe53e0cd

  • SHA1

    af007447c63e9dc6fa136d11f2c9547a2305a709

  • SHA256

    5b66f1efd0f5f2bf6b272f8a26dc6530363c01bf8618aba5d7317b3974aebfd5

  • SHA512

    47cd60d3da1d9b096574afd917cef86e335366687070091bab834fd0a7de7046c3e68575bd305f3c0364a9749e4f33066234bf9db44d50fd78eaf4579b748e1e

  • SSDEEP

    98304:8fu9aU6RwxphyfueYC1zQufBy373WBrIm:8U96RahObBw3WKm

Malware Config

Extracted

Path

C:\$Recycle.Bin\@[email protected]

Ransom Note
==========================# desu ransomware #========================== SORRY! Your files are encrypted. File contents are encrypted with random key. We STRONGLY RECOMMEND you NOT to use any "decryption tools". These tools can damage your data, making recover IMPOSSIBLE. Also we recommend you not to contact data recovery companies. They will just contact us, buy the key and sell it to you at a higher price. If you want to decrypt your files, you have to get private key. In order to get private key, write here: [email protected] !! And send me your id: PhQoADYZIjkUFQ&& !! And pay 200$ on 1ARDXRQsvnsYiM5jZczFagtCrAzSFC1Qmy wallet If someone else offers you files restoring, ask him for test decryption. Only we can successfully decrypt your files; knowing this can protect you from fraud. You will receive instructions of what to do next. ==========================# desu ransomware #==========================
Wallets

1ARDXRQsvnsYiM5jZczFagtCrAzSFC1Qmy

Extracted

Family

azorult

C2

http://51.15.62.59/AED77D05-A028-477C-B013-04F33F1385C3/index.php

Extracted

Path

F:\$RECYCLE.BIN\DKALBBRC-DECRYPT.txt

Ransom Note
---= GANDCRAB V5.0.4 =--- ***********************UNDER NO CIRCUMSTANCES DO NOT DELETE THIS FILE, UNTIL ALL YOUR DATA IS RECOVERED*********************** *****FAILING TO DO SO, WILL RESULT IN YOUR SYSTEM CORRUPTION, IF THERE ARE DECRYPTION ERRORS***** Attention! All your files, documents, photos, databases and other important files are encrypted and have the extension: .DKALBBRC The only method of recovering files is to purchase an unique private key. Only we can give you this key and only we can recover your files. The server with your key is in a closed network TOR. You can get there by the following ways: ---------------------------------------------------------------------------------------- | 0. Download Tor browser - https://www.torproject.org/ | 1. Install Tor browser | 2. Open Tor Browser | 3. Open link in TOR browser: http://gandcrabmfe6mnef.onion/fba2a0c4a2d371a8 | 4. Follow the instructions on this page ---------------------------------------------------------------------------------------- On our page you will see instructions on payment and get the opportunity to decrypt 1 file for free. ATTENTION! IN ORDER TO PREVENT DATA DAMAGE: * DO NOT MODIFY ENCRYPTED FILES * DO NOT CHANGE DATA BELOW ---BEGIN GANDCRAB KEY--- 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 ---END GANDCRAB KEY--- ---BEGIN PC DATA--- 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 ---END PC DATA---
URLs

http://gandcrabmfe6mnef.onion/fba2a0c4a2d371a8

Extracted

Family

azorult

C2

http://admin.svapofit.com/azs/index.php

Extracted

Family

formbook

Version

3.9

Campaign

ne

Decoy

merkled.net

pearlspecial.com

1c1threeafter.men

bzshxx.com

cwgqn.info

sfhyh.com

flabstore.com

angelsdivine.com

kangshunda168.com

eatableza.com

myfitmee.com

flandersfieldstour.com

sljhmy.info

losangelescontemporary.com

yjlmk.net

qtuio.com

abetter2upgrade.win

eyup-arcelikservisi.com

xxxcon.info

stroy-staleks.com

Targets

    • Target

      RNSM00358.7z

    • Size

      4.1MB

    • MD5

      a812ce484b08198b13bd5364fe53e0cd

    • SHA1

      af007447c63e9dc6fa136d11f2c9547a2305a709

    • SHA256

      5b66f1efd0f5f2bf6b272f8a26dc6530363c01bf8618aba5d7317b3974aebfd5

    • SHA512

      47cd60d3da1d9b096574afd917cef86e335366687070091bab834fd0a7de7046c3e68575bd305f3c0364a9749e4f33066234bf9db44d50fd78eaf4579b748e1e

    • SSDEEP

      98304:8fu9aU6RwxphyfueYC1zQufBy373WBrIm:8U96RahObBw3WKm

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Azorult family

    • Formbook

      Formbook is a data stealing malware which is capable of stealing data.

    • Formbook family

    • Gandcrab

      Gandcrab is a Trojan horse that encrypts files on a computer.

    • Gandcrab family

    • Modifies Windows Defender Real-time Protection settings

    • Troldesh family

    • Troldesh, Shade, Encoder.858

      Troldesh is a ransomware spread by malspam.

    • Windows security bypass

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Formbook payload

    • Renames multiple (2018) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Drops file in Drivers directory

    • Credentials from Password Stores: Windows Credential Manager

      Suspicious access to Credentials History.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • 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.

    • Enumerates connected drives

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks