Analysis

  • max time kernel
    94s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/02/2025, 04:15

General

  • Target

    c844d02c91d5e6dc293de80085ad2f69b5c44bc46ec9fdaa4e3efbda062c871c.exe

  • Size

    418KB

  • MD5

    9db8f7378e2df01c842cfcb617e64475

  • SHA1

    eada05f4bfd4876c57c24cd4b41f7a40ea97274c

  • SHA256

    c844d02c91d5e6dc293de80085ad2f69b5c44bc46ec9fdaa4e3efbda062c871c

  • SHA512

    692f2cadaf14bb1937d8758fe9191c053999d7bdeac0eec3f4388f13fcd2b063cbae05a2433f57f7bcaa68a23701176b36eab3f1b166b3649a47a3691c725ed2

  • SSDEEP

    12288:FnvxplpMAX99S4B009MqyQMKNT7T2fAD8xE:FvxplpMAtU4Bl9MdQFT7T2IoS

Malware Config

Extracted

Path

C:\ProgramData\readme.txt

Family

dragonforce

Ransom Note
Hello! Your files have been stolen from your network and encrypted with a strong algorithm. We work for money and are not associated with politics. All you need to do is contact us and pay. --- Our communication process: 1. You contact us. 2. We send you a list of files that were stolen. 3. We decrypt 1 file to confirm that our decryptor works. 4. We agree on the amount, which must be paid using BTC. 5. We delete your files, we give you a decryptor. 6. We give you a detailed report on how we compromised your company, and recommendations on how to avoid such situations in the future. --- Client area (use this site to contact us): Link for Tor Browser: http://3pktcrcbmssvrnwe5skburdwe2h3v6ibdnn5kbjqihsg6eu6s6b7ryqd.onion >>> Use this ID: 5FECBC7033DC7AE05FECBC7033DC7AE0 to begin the recovery process. * In order to access the site, you will need Tor Browser, you can download it from this link: https://www.torproject.org/ --- Additional contacts: Support Tox: 1C054B722BCBF41A918EF3C485712742088F5C3E81B2FDD91ADEA6BA55F4A856D90A65E99D20 --- Recommendations: DO NOT RESET OR SHUTDOWN - files may be damaged. DO NOT RENAME OR MOVE the encrypted and readme files. DO NOT DELETE readme files. --- Important: If you refuse to pay or do not get in touch with us, we start publishing your files. 02/02/2025 00:00 UTC the decryptor will be destroyed and the files will be published on our blog. Blog: http://z3wqggtxft7id3ibr7srivv5gjof5fwg76slewnzwwakjuf3nlhukdid.onion Sincerely, 01000100 01110010 01100001 01100111 01101111 01101110 01000110 01101111 01110010 01100011 01100101
URLs

http://3pktcrcbmssvrnwe5skburdwe2h3v6ibdnn5kbjqihsg6eu6s6b7ryqd.onion

http://z3wqggtxft7id3ibr7srivv5gjof5fwg76slewnzwwakjuf3nlhukdid.onion

Signatures

  • DragonForce

    Ransomware family based on Lockbit that was first observed in November 2023.

  • Dragonforce family
  • Credentials from Password Stores: Windows Credential Manager 1 TTPs

    Suspicious access to Credentials History.

  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Drops desktop.ini file(s) 22 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Modifies Control Panel 1 IoCs
  • Modifies data under HKEY_USERS 6 IoCs
  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 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\c844d02c91d5e6dc293de80085ad2f69b5c44bc46ec9fdaa4e3efbda062c871c.exe
    "C:\Users\Admin\AppData\Local\Temp\c844d02c91d5e6dc293de80085ad2f69b5c44bc46ec9fdaa4e3efbda062c871c.exe"
    1⤵
    • Drops startup file
    • Drops desktop.ini file(s)
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies Control Panel
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3584
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{D323898F-8E3C-4E3D-8B97-FCC0EFF008D4}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3100
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{D323898F-8E3C-4E3D-8B97-FCC0EFF008D4}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4192
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4884

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\readme.txt

    Filesize

    1KB

    MD5

    8f07a0927f944da866d14fe9aa1cb6f7

    SHA1

    3536d1034b601d14e8b629b73458fa896a6e6efe

    SHA256

    00702b4ffb0b9b13474cab8aa427c0b3f579be568dcaa7d92b541513cf78258d

    SHA512

    4b7f47fc227948414bd7f7885b8bc4a6ba7f3014fd9be882766e339b199f1bff9f8f1c423ae3937d3826c28b19c55f965fde0eae82526c328f9920a6e5831684