Overview

overview

10

Static

static

10

2025-01-15...de.exe

windows7-x64

10

2025-01-15...de.exe

windows10-2004-x64

10

Resubmissions

16/01/2025, 09:46

250116-lrv4vsvrfl10

15/01/2025, 12:06

250115-n97aystnfk10

15/01/2025, 10:51

250115-mx45dssmbn10

Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/01/2025, 09:46

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General

  • Target
    2025-01-15_274aee2df7cc4e710e92fd1cdf3c6149_darkside.exe
  • Size 149KB
  • Sample250116-lrv4vsvrfl
  • SHA256 6e8a174a9bcf36890ed5b6b3666400b2393a45eb21ffe826067e3124f1377c21
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
lockbitdefense_evasiondiscoveryransomwarespywarestealer

Malware Config

Extracted

Path

  • C:\XIrEPF3D0.README.txt

  • lockbit

Ransom Note
  • ~~~ LockBit 3.0 the world's fastest ransomware since 2019 ~~~ >>>>> Your data are stolen and encrypted! The data will be published and sold on Dark Web if you do not pay the ransom. >>>>> What guarantees that we will not deceive you? We are the oldest extortion gang on the planet and nothing is more important to us than our reputation. We are not a politically motivated group and want nothing but financial rewards for our work. If we defraud even one client, other clients will not pay us. In 5 years, not a single client has been left dissatisfied after making a deal with us. If you pay the ransom, we will fulfill all the terms we agreed upon during the negotiation process. Treat this situation simply as a paid training session for your system administrators, because it was the misconfiguration of your corporate network that allowed us to attack you. Our pentesting services should be paid for the same way you pay your system administrators' salaries. >>>>> Warning! Do not delete or modify encrypted files, it will lead to irreversible problems with decryption of files! >>>>> Don't go to the police or the FBI for help and don't tell anyone that we attacked you. They will forbid you from paying the ransom and will not help you in any way, you will be left with encrypted files and your business will die. >>>>> When buying bitcoin, do not tell anyone the true purpose of the purchase. Some brokers, especially in the US, do not allow you to buy bitcoin to pay ransom. Communicate any other reason for the purchase, such as: personal investment in cryptocurrency, bitcoin as a gift, paying to buy assets for your business using bitcoin, cryptocurrency payment for consulting services, cryptocurrency payment for any other services, cryptocurrency donations, buying bitcoin to participate in ICO and buy other cryptocurrencies, buying cryptocurrencies to leave an inheritance for your children, or any other purpose for buying cryptocurrency. Also you can use adequate cryptocurrency brokers who do not ask questions for what you buy cryptocurrency. >>>>> After buying cryptocurrency from a broker, store the cryptocurrency on a cold wallet, such as - or any other cold cryptocurrency wallet, more details on https://bitcoin.org. By paying the ransom from your personal cold cryptocurrency wallet, you will avoid any problems from regulators, police and brokers. >>>>> Don't be afraid of any legal consequences, you were very scared, that's why you followed all our instructions, it's not your fault if you are very scared. Not a single company that paid us has had issues. Any excuses are just for insurance company to not pay on their obligation. >>>>> You need to contact us using qTox messenger: https://tox.chat/download.html Using qTox messenger, state the name of your company because you are not the only one we target. Our Tox ID (Striker): 91484E29483E5AF0F3C99BE4F3B9B15A2758B945C839097D0C90E88D66486442D96365D2E29E You only have 3 days to contact us.
URLs

  • https://tox.chat/download.html

Signatures

  • Lockbit

    Ransomware family with multiple variants released since late 2019.

    ransomwarelockbit
  • Lockbit family
    lockbit
  • Renames multiple (613) files with added filename extension

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

    ransomware
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Drops desktop.ini file(s) 2 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

    defense_evasion
  • Drops file in System32 directory 4 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
    ransomware
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Control Panel 2 IoCs
    evasion
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-01-15_274aee2df7cc4e710e92fd1cdf3c6149_darkside.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-15_274aee2df7cc4e710e92fd1cdf3c6149_darkside.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Sets desktop wallpaper using registry
    • System Location Discovery: System Language Discovery
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4556
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
      • Drops file in System32 directory
      PID:6084
    • C:\ProgramData\CBDC.tmp
      "C:\ProgramData\CBDC.tmp"
      2⤵
      • Checks computer location settings
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1260
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\CBDC.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:5424
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
    1⤵
      PID:2384
    • C:\Windows\system32\printfilterpipelinesvc.exe
      C:\Windows\system32\printfilterpipelinesvc.exe -Embedding
      1⤵
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:2220
      • C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE
        /insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{739C5A1E-F2B7-4B94-BFAE-0940A9CC5CC2}.xps" 133814944045000000
        2⤵
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious use of SetWindowsHookEx
        PID:5088

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          IIIIIIIIIII
          • Path C:\$Recycle.Bin\S-1-5-21-493223053-2004649691-1575712786-1000\IIIIIIIIIII
          • Size 129B
          • SHA256 8c40e6e4da27f951411ad8a580a55d9a35eac3b1441c97c5ba68c6729974a42d
          • MD5 SHA1 SHA512
          Submit Download

          CBDC.tmp
          • Path C:\ProgramData\CBDC.tmp
          • Size 14KB
          • SHA256 917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
          • Path C:\Users\Admin\AppData\Local\Temp\DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
          • Size 149KB
          • SHA256 575f18cd27aef8b054a409dcf72dd683f1827a9a40d470373fad42e2167ad372
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          {C46E4036-629E-4637-AA1D-7FE5AD0C8264}
          • Path C:\Users\Admin\AppData\Local\Temp\{C46E4036-629E-4637-AA1D-7FE5AD0C8264}
          • Size 4KB
          • SHA256 b28f0ffcfa8d920c98c4a893f4b23ff53727ff9243e83363396c6301bb5d7f24
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          XIrEPF3D0.README.txt
          • Path C:\XIrEPF3D0.README.txt
          • Size 3KB
          • SHA256 794ffaad0afeb3f5e3d08ba4f57d98ee1cfe4593abedd47692fc78136cb3c86e
          • MD5 SHA1 SHA512
          Submit Download

          DDDDDDDDDDD
          • Path F:\$RECYCLE.BIN\S-1-5-21-493223053-2004649691-1575712786-1000\DDDDDDDDDDD
          • Size 129B
          • SHA256 85f4fdc8c0fda63f1e63a3c79d887961381fa4309b2fb7357777c970a9b23a10
          • MD5 SHA1 SHA512
          Submit Download

          memory/4556-2791-0x0000000003050000-0x0000000003060000-memory.dmp
          Download

          memory/4556-2790-0x0000000003050000-0x0000000003060000-memory.dmp
          Download

          memory/4556-0-0x0000000003050000-0x0000000003060000-memory.dmp
          Download

          memory/4556-2789-0x0000000003050000-0x0000000003060000-memory.dmp
          Download

          memory/4556-1-0x0000000003050000-0x0000000003060000-memory.dmp
          Download

          memory/4556-2-0x0000000003050000-0x0000000003060000-memory.dmp
          Download

          memory/5088-2803-0x00007FF9D3FF0000-0x00007FF9D4000000-memory.dmp
          Download

          memory/5088-2805-0x00007FF9D3FF0000-0x00007FF9D4000000-memory.dmp
          Download

          memory/5088-2804-0x00007FF9D3FF0000-0x00007FF9D4000000-memory.dmp
          Download

          memory/5088-2806-0x00007FF9D3FF0000-0x00007FF9D4000000-memory.dmp
          Download

          memory/5088-2807-0x00007FF9D3FF0000-0x00007FF9D4000000-memory.dmp
          Download

          memory/5088-2840-0x00007FF9D1C90000-0x00007FF9D1CA0000-memory.dmp
          Download

          memory/5088-2841-0x00007FF9D1C90000-0x00007FF9D1CA0000-memory.dmp
          Download