Overview

overview

10

Static

static

3

2026-06-27...ex.exe

windows10-2004-x64

10

2026-06-27...ex.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    29/06/2026, 05:15

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General

  • Target
    2026-06-27_8ac57b6a41b99e2ced11641191545aba_darkside_elex.exe
  • Size 72KB
  • Sample260629-fx2wpse13n
  • SHA256 781c4928af5c7bb24db6ab1521b229fac5ae629295ba7d62507afe93546d67d7
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoverydarksideransomwarespywaretrojan

Malware Config

Extracted

Path

  • C:\Recovery\README.cb9969d3.TXT

  • darkside

Ransom Note
  • ----------- [ Welcome to DarkSide ] -------------> What happend? ---------------------------------------------- Your computers and servers are encrypted, backups are deleted. We use strong encryption algorithms, so you cannot decrypt your data. But you can restore everything by purchasing a special program from us - universal decryptor. This program will restore all your network. Follow our instructions below and you will recover all your data. Data leak ---------------------------------------------- First of all we have uploaded more then 500GB data. The data is preloaded and will be automatically published if you do not pay. After publication, your data will be available for at least 6 months on our tor cdn servers. We are ready: - To provide you the evidence of stolen data - To delete all the stolen data. What guarantees? ---------------------------------------------- We value our reputation. If we do not do our work and liabilities, nobody will pay us. This is not in our interests. All our decryption software is perfectly tested and will decrypt your data. We will also provide support in case of problems. We guarantee to decrypt one file for free. Go to the site and contact us. How to get access on website? ---------------------------------------------- Using a TOR browser: 1) Download and install TOR browser from this site: https://torproject.org/ 2) Open our website: http://dark24vx6fsmdrtbzdzjv6ckz4yqyued4uz455oqpctko7m6vbrzibad.onion/XES2TUV3A9QL89IS7QX91V7TYSF13ASPGB2TASQ68R9Z6QYH69OVY833QSRSFU4I When you open our website, put the following data in the input form: Key: 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 !!! DANGER !!! DO NOT MODIFY or try to RECOVER any files yourself. We WILL NOT be able to RESTORE them. !!! DANGER !!!
URLs

  • http://dark24vx6fsmdrtbzdzjv6ckz4yqyued4uz455oqpctko7m6vbrzibad.onion/XES2TUV3A9QL89IS7QX91V7TYSF13ASPGB2TASQ68R9Z6QYH69OVY833QSRSFU4I

Signatures

  • Family: DarkSide

    Targeted ransomware first seen in August 2020. Operators steal data to use as leverage.

    ransomwaredarkside
  • Renames multiple (141) files with added filename extension

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

    ransomware
  • Enumerates connected drives 3 TTPs 3 IoCs

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

  • Drops file in System32 directory 14 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

    discovery
  • Modifies Control Panel 2 IoCs
    defense_evasion
  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies registry class 5 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
    defense_evasionspywaretrojan
  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 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.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-27_8ac57b6a41b99e2ced11641191545aba_darkside_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-27_8ac57b6a41b99e2ced11641191545aba_darkside_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:5056
  • C:\Users\Admin\AppData\Local\Temp\2026-06-27_8ac57b6a41b99e2ced11641191545aba_darkside_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-27_8ac57b6a41b99e2ced11641191545aba_darkside_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3540
    • C:\Users\Admin\AppData\Local\Temp\2026-06-27_8ac57b6a41b99e2ced11641191545aba_darkside_elex.exe
      "C:\Users\Admin\AppData\Local\Temp\2026-06-27_8ac57b6a41b99e2ced11641191545aba_darkside_elex.exe"
      2⤵
      • Enumerates connected drives
      • Drops file in System32 directory
      • Sets desktop wallpaper using registry
      • System Location Discovery: System Language Discovery
      • Modifies Control Panel
      • Modifies data under HKEY_USERS
      • Modifies registry class
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3000
      • C:\Users\Admin\AppData\Local\Temp\2026-06-27_8ac57b6a41b99e2ced11641191545aba_darkside_elex.exe
        C:\Users\Admin\AppData\Local\Temp\2026-06-27_8ac57b6a41b99e2ced11641191545aba_darkside_elex.exe -work worker0 job0-3000
        3⤵
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        PID:1868
      • C:\Users\Admin\AppData\Local\Temp\2026-06-27_8ac57b6a41b99e2ced11641191545aba_darkside_elex.exe
        C:\Users\Admin\AppData\Local\Temp\2026-06-27_8ac57b6a41b99e2ced11641191545aba_darkside_elex.exe -work worker1 job1-3000
        3⤵
        • Enumerates connected drives
        PID:4224
      • C:\Users\Admin\AppData\Local\Temp\2026-06-27_8ac57b6a41b99e2ced11641191545aba_darkside_elex.exe
        C:\Users\Admin\AppData\Local\Temp\2026-06-27_8ac57b6a41b99e2ced11641191545aba_darkside_elex.exe -work worker1 job1-3000
        3⤵
        • Enumerates connected drives
        PID:1740
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4064

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        README.cb9969d3.TXT
        • Path C:\Recovery\README.cb9969d3.TXT
        • Size 2KB
        • SHA256 5dfc11166e6b0e978aa5b95aaf2a51733033379b7e7980f5fa1d42b6333cf9e0
        • MD5 SHA1 SHA512 TLSH
        Submit Download