Analysis

  • max time kernel
    121s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-12-2024 17:10

General

  • Target

    312ca1a8e35dcf5b80b1526948bd1081fed2293b31d061635e9f048f3fe5eb83.exe

  • Size

    465KB

  • MD5

    15634dc79981e7fba25fb8530cedb981

  • SHA1

    a4bdd6cef0ed43a4d08f373edc8e146bb15ca0f9

  • SHA256

    312ca1a8e35dcf5b80b1526948bd1081fed2293b31d061635e9f048f3fe5eb83

  • SHA512

    daa63d5a3a948f4416d61eb4bf086f8cc921f24187ffcdb406751cc8102114f826957a249830e28220a3c73e11388706152851106794529541e1e2020d695ece

  • SSDEEP

    12288:HZph8TCfS9dQ1GH4wKcmY8FYkEv+NT5XqU6KDBxE:HZpCTCfS9dQ104wdV8FImT5XqiS

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: C2856ADC257746635BC9A6D857A472E9 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. 17/07/2024 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 2 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 50 IoCs
  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 33 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\312ca1a8e35dcf5b80b1526948bd1081fed2293b31d061635e9f048f3fe5eb83.exe
    "C:\Users\Admin\AppData\Local\Temp\312ca1a8e35dcf5b80b1526948bd1081fed2293b31d061635e9f048f3fe5eb83.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:4732
    • C:\Users\Admin\AppData\Local\Temp\312ca1a8e35dcf5b80b1526948bd1081fed2293b31d061635e9f048f3fe5eb83.exe
      "C:\Users\Admin\AppData\Local\Temp\312ca1a8e35dcf5b80b1526948bd1081fed2293b31d061635e9f048f3fe5eb83.exe"
      2⤵
      • 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:1036
      • C:\Windows\system32\cmd.exe
        cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{322B381A-573B-4B39-8A44-D03A21C23970}'" delete
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4964
        • C:\Windows\System32\wbem\WMIC.exe
          C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{322B381A-573B-4B39-8A44-D03A21C23970}'" delete
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1156
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:428

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\readme.txt

    Filesize

    1KB

    MD5

    5adf604d10d911c4471708c77391475f

    SHA1

    1ddd80e9eb5e5301acda73abff4f0410938ff633

    SHA256

    5a046ac1847a81522b2e0298854b1fbde6b9f1b3a266fa8cfbd3c7859898cc6e

    SHA512

    91d383fa56c369c004c725f5bfcbabb46b7957966de53b8b17358b9e390f25c7ac3ff06e8895f0dad5b76004bdd6e9787457b2254a98cdff7dc74f70045a4e66

  • C:\Users\Public\log.log

    Filesize

    3KB

    MD5

    d0a51fb74d6e4e361248ee2a9dab003b

    SHA1

    e1abba9846aa1af26119d170e0020d618e171f98

    SHA256

    54549fc0bab8407c16ba0765e77c6eafe5bbb4f615eac0c081b64c3474d059d9

    SHA512

    d64aa161275c8008fc564d39702c4e6e4a153d9de262af18b563d0d0e737f60a478f18200d45c105738ab22721b063ce1897a104ac0981cbdf631f97c551af92