Overview

overview

10

Static

static

10

5c54bd1aa2...09.exe

windows7-x64

10

5c54bd1aa2...09.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    105s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-11-2024 02:49

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General

  • Target

    5c54bd1aa2abf024f53490b7d93101496b5842a5a81a51955fe7f1d5e4281409.exe

  • Size

    147KB

  • MD5

    40126b1b3c6f86194fc554cdba3cb5d3

  • SHA1

    a05551c8536eb6489651a9481911d107fd1c34ef

  • SHA256

    5c54bd1aa2abf024f53490b7d93101496b5842a5a81a51955fe7f1d5e4281409

  • SHA512

    045711fc010aba7ae338351fe825575bda270636c5c983484faae980655b50dc0196a74964f115fb73235bbae1e6013351e5dc573865e848669fdb43272a4278

  • SSDEEP

    3072:a6glyuxE4GsUPnliByocWepvOdS3A/bB1Ba3:a6gDBGpvEByocWeGSQzN

Score
10/10
dragonforcedefense_evasiondiscoveryransomwarespywarestealer

Malware Config

Extracted

Path

C:\uBBbnTEl1.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: BD7CA47B4E14106082005C7FDE8E21F7 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. 02/05/2024 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.

    ransomwaredragonforce
  • Dragonforce family
    dragonforce
  • 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
  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 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
  • 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\5c54bd1aa2abf024f53490b7d93101496b5842a5a81a51955fe7f1d5e4281409.exe
    "C:\Users\Admin\AppData\Local\Temp\5c54bd1aa2abf024f53490b7d93101496b5842a5a81a51955fe7f1d5e4281409.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2884
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
      • Drops file in System32 directory
      PID:4472
    • C:\ProgramData\4840.tmp
      "C:\ProgramData\4840.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:4296
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\4840.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2988
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
    1⤵
      PID:2160
    • C:\Windows\system32\printfilterpipelinesvc.exe
      C:\Windows\system32\printfilterpipelinesvc.exe -Embedding
      1⤵
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:2560
      • C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE
        /insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{F2BCF7AF-0626-4E0E-9CBA-7B6AE3319B86}.xps" 133765446229100000
        2⤵
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious use of SetWindowsHookEx
        PID:3616

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\$Recycle.Bin\S-1-5-21-2437139445-1151884604-3026847218-1000\AAAAAAAAAAA
      Filesize

      129B

      MD5

      bc7817cb3d10660f2bd8b7459fe8aa7c

      SHA1

      9a131aac6b94718e445a369bbc0b133a3328fb44

      SHA256

      ec20a5f174d5494166538d75ad28dfbb630d6165bb5225d7e415f1ec81edf890

      SHA512

      f4b85b41751eed8f405c91af111acf32e7c8378bf4e419a6baadc7426331ac8db840bcc079e2142a8098d0c9f1c8757ccf0e04636db14cae0e5ab6e60b89fea9

      Download Submit

    • C:\ProgramData\4840.tmp
      Filesize

      14KB

      MD5

      294e9f64cb1642dd89229fff0592856b

      SHA1

      97b148c27f3da29ba7b18d6aee8a0db9102f47c9

      SHA256

      917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

      SHA512

      b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
      Filesize

      147KB

      MD5

      e4eb82e1f1f350d3d95a4c2b5caf64a7

      SHA1

      29ca17cb5d98dfd0db2db61d567a37dc4c90cc23

      SHA256

      e51e480f959f4b20bd77ba572b61630e83a9ea30ed9eb3e47eb6bbae77450b89

      SHA512

      3e3b9470c3ba42b1eb80ed47d94579ad88ad777da36340f2246768c6f254b02444fd489d45da0364a6b2544a37448761b06a1dc746fbc70d4b64c779996d6966

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\{C6BBBDFD-8EF9-42CD-BB2E-0F63FA61C349}
      Filesize

      4KB

      MD5

      b956c37c40f65a85d7070525c82db6b7

      SHA1

      adef708612533be2055a16358797983829c0e70f

      SHA256

      3b6137bb3ea3129c816daed293022a1c2e1a1bbb3ce79b17b8993bd325e9cc41

      SHA512

      2701294b143837573da8dabbee55992d91febc1967f26889aa70a81914456466f009a2357b0eb8c3069ec730cb4900c66db14ed365c3295941b30f65aa075175

      Download Submit

    • C:\Users\Admin\Documents\OneNote Notebooks\My Notebook\Open Notebook.onetoc2
      Filesize

      4KB

      MD5

      1b9e9ae62dbe5fbec27a3d8d99efc88c

      SHA1

      682b3e6ec16917b8287517fee8ec1ad79cd7e2e8

      SHA256

      45ea40485a4abeec56f0ed307175f71662b8eaebb52dd49a0920425cd14fed8a

      SHA512

      3985a940a977c56c8b05460e7ccaaee3f416890e187197acc2b45188d939a0032426fd9a75700e4e16aa87d55e656b6e612b1b6063bee5d0c079b466d5185eb2

      Download Submit

    • C:\uBBbnTEl1.README.txt
      Filesize

      1KB

      MD5

      f1c7e663e380a2b59664d1480cef8472

      SHA1

      03a46a6ea23e9212ed7e355e82630368971741d6

      SHA256

      6c078320da0ae460e4e215c5c319ef557685ad5d6e7fb4bd84c79ec32097a74b

      SHA512

      f94450d2ccd2d89d13c2a7fbfb5d5188dcc161a05d499620ec9cd8f6b32a36f4e7ebaa4998b539af4d83170c59d1a3bf7c632ad55fbbf6572d18d53c40e79569

      Download Submit

    • F:\$RECYCLE.BIN\S-1-5-21-2437139445-1151884604-3026847218-1000\DDDDDDDDDDD
      Filesize

      129B

      MD5

      40d5383b0a88e634031be950cdde0c15

      SHA1

      35fc20c37884b8de6b539bbc98aa0a4f916eba96

      SHA256

      f37f0e303603456bbbfc7ca0de74d3a9038ed612e314c3aaba528c7233cc92aa

      SHA512

      7629bb1f41d38cf8f4637197e8d5e6321de1097aed2167e57f8ed22d96052db84041238d2fd546946e3c6b12a171b2dbc38ebea13808f8d8f59ff352115a2a21

      Download Submit

    • memory/2884-2937-0x0000000003010000-0x0000000003020000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2884-2938-0x0000000003010000-0x0000000003020000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2884-2936-0x0000000003010000-0x0000000003020000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2884-1-0x0000000003010000-0x0000000003020000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2884-0-0x0000000003010000-0x0000000003020000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2884-2-0x0000000003010000-0x0000000003020000-memory.dmp

      Filesize

      64KB

      Download

    • memory/3616-2957-0x00007FFE0EE90000-0x00007FFE0EEA0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/3616-2958-0x00007FFE0EE90000-0x00007FFE0EEA0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/3616-2954-0x00007FFE0EE90000-0x00007FFE0EEA0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/3616-2986-0x00007FFE0C910000-0x00007FFE0C920000-memory.dmp

      Filesize

      64KB

      Download

    • memory/3616-2987-0x00007FFE0C910000-0x00007FFE0C920000-memory.dmp

      Filesize

      64KB

      Download

    • memory/3616-2955-0x00007FFE0EE90000-0x00007FFE0EEA0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/3616-2953-0x00007FFE0EE90000-0x00007FFE0EEA0000-memory.dmp

      Filesize

      64KB

      Download