Analysis

  • max time kernel
    0s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/01/2024, 01:58

General

  • Target
    736f4c09867897af390e3e0bf50a0b23.dll
  • Size 3.5MB
  • Sample240125-cdwnssdgf2
  • SHA256 fee679a74d93c6adee409515fdf168e955e056dae2949cbf848a48e03a8ac97d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex Shellcode 1 IoCs

    Detects Dridex Payload shellcode injected in Explorer process.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\736f4c09867897af390e3e0bf50a0b23.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    PID:4752
  • C:\Windows\system32\rdpinit.exe
    C:\Windows\system32\rdpinit.exe
    1⤵
      PID:2324
    • C:\Windows\system32\tabcal.exe
      C:\Windows\system32\tabcal.exe
      1⤵
        PID:2572
      • C:\Users\Admin\AppData\Local\I1dV\tabcal.exe
        C:\Users\Admin\AppData\Local\I1dV\tabcal.exe
        1⤵
          PID:3820
        • C:\Users\Admin\AppData\Local\4QvI\unregmp2.exe
          C:\Users\Admin\AppData\Local\4QvI\unregmp2.exe
          1⤵
            PID:776
          • C:\Windows\system32\unregmp2.exe
            C:\Windows\system32\unregmp2.exe
            1⤵
              PID:1164
            • C:\Users\Admin\AppData\Local\ouTw\rdpinit.exe
              C:\Users\Admin\AppData\Local\ouTw\rdpinit.exe
              1⤵
                PID:652

              Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    VERSION.dll

                    • Path C:\Users\Admin\AppData\Local\4QvI\VERSION.dll
                    • Size 48KB
                    • SHA256 4613bf931ff2a64db868f799ed322faa1c91b2501a80b8a2c3794101aca7ead8
                    • MD5 SHA1 SHA512 SSDEEP

                    VERSION.dll

                    • Path C:\Users\Admin\AppData\Local\4QvI\VERSION.dll
                    • Size 37KB
                    • SHA256 94361032eb2f48f73c9dad85977445b7a6f309ca5b96ffd66895bcb89c2a06c4
                    • MD5 SHA1 SHA512 SSDEEP

                    unregmp2.exe

                    • Path C:\Users\Admin\AppData\Local\4QvI\unregmp2.exe
                    • Size 10KB
                    • SHA256 53de8ba90bc45a2e781b110438dc54327225556e9340448bc79cf36bfa9946cd
                    • MD5 SHA1 SHA512 SSDEEP

                    unregmp2.exe

                    • Path C:\Users\Admin\AppData\Local\4QvI\unregmp2.exe
                    • Size 36KB
                    • SHA256 a7a1b91ef43934111c1900486d446157587a592d3a4bd25389c29674ba690e10
                    • MD5 SHA1 SHA512 SSDEEP

                    HID.DLL

                    • Path C:\Users\Admin\AppData\Local\I1dV\HID.DLL
                    • Size 37KB
                    • SHA256 e88491164066572aec8f0eba853d88baaa16c8cac62c5df5df179854ea5f524c
                    • MD5 SHA1 SHA512 SSDEEP

                    HID.DLL

                    • Path C:\Users\Admin\AppData\Local\I1dV\HID.DLL
                    • Size 64KB
                    • SHA256 8c431afad454a6eef73df50bfbc95d056909e1dea35fc0b2126dbd6f44ca24e7
                    • MD5 SHA1 SHA512 SSDEEP

                    tabcal.exe

                    • Path C:\Users\Admin\AppData\Local\I1dV\tabcal.exe
                    • Size 58KB
                    • SHA256 49dc58405aaaf780343ba83308d073b017e5857af73ce26e3a947a79b66ebd61
                    • MD5 SHA1 SHA512 SSDEEP

                    tabcal.exe

                    • Path C:\Users\Admin\AppData\Local\I1dV\tabcal.exe
                    • Size 12KB
                    • SHA256 d16c9df8f5be3249379537a03f787d8a10ed5545285d7a150006c2534374c8d1
                    • MD5 SHA1 SHA512 SSDEEP

                    dwmapi.dll

                    • Path C:\Users\Admin\AppData\Local\ouTw\dwmapi.dll
                    • Size 27KB
                    • SHA256 2e822b974cf59d7c5cb35ae6268ac5dd4ac1b6ef66aa64ba405f5d68ca27517d
                    • MD5 SHA1 SHA512 SSDEEP

                    dwmapi.dll

                    • Path C:\Users\Admin\AppData\Local\ouTw\dwmapi.dll
                    • Size 12KB
                    • SHA256 579096f8d85d13b16a86eebd75bcbf051702d3b945bce47789ced46471031adf
                    • MD5 SHA1 SHA512 SSDEEP

                    rdpinit.exe

                    • Path C:\Users\Admin\AppData\Local\ouTw\rdpinit.exe
                    • Size 19KB
                    • SHA256 f16051cc00f9a09b4edbd36c90db27ff473c0a30a98e4d140b7fa542aa5d7a2a
                    • MD5 SHA1 SHA512 SSDEEP

                    rdpinit.exe

                    • Path C:\Users\Admin\AppData\Local\ouTw\rdpinit.exe
                    • Size 64KB
                    • SHA256 275a8bd3c97affabccc37e50e431ae473b7f5a7dab735420bc75875dc00750ed
                    • MD5 SHA1 SHA512 SSDEEP

                    Iydemppuyghrhln.lnk

                    • Path C:\Users\Admin\AppData\Roaming\MICROS~1\Windows\STARTM~1\Programs\Startup\Iydemppuyghrhln.lnk
                    • Size 1KB
                    • SHA256 a7afd238100140185208f1bcde06643f9804ac002b88d634265a10bde9b96cd3
                    • MD5 SHA1 SHA512

                    VERSION.dll

                    • Path C:\Users\Admin\AppData\Roaming\Microsoft\SystemCertificates\My\Certificates\xS7DOTg4YA\VERSION.dll
                    • Size 83KB
                    • SHA256 f95677f22210a378df2a30626dae7653091a1dfbca6894573876d1d8932a6f4b
                    • MD5 SHA1 SHA512 SSDEEP

                    dwmapi.dll

                    • Path C:\Users\Admin\AppData\Roaming\Microsoft\SystemCertificates\My\mXH1SS4Scy\dwmapi.dll
                    • Size 156KB
                    • SHA256 e23c4e81843af1a169980dc56bf99c3decbaf07a2214695039b99c0ce8a912d7
                    • MD5 SHA1 SHA512 SSDEEP

                    HID.DLL

                    • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\NLv9\HID.DLL
                    • Size 9KB
                    • SHA256 a1e15f2a9d6a38eecb215b09cf8a2ba7da89f6fb943f303117526f938f656393
                    • MD5 SHA1 SHA512 SSDEEP

                    memory/652-102-0x000001DCE2EC0000-0x000001DCE2EC7000-memory.dmp

                    memory/652-106-0x0000000140000000-0x000000014037B000-memory.dmp

                    memory/652-99-0x0000000140000000-0x000000014037B000-memory.dmp

                    memory/776-144-0x0000000140000000-0x000000014037B000-memory.dmp

                    memory/776-139-0x0000024F73960000-0x0000024F73967000-memory.dmp

                    memory/776-137-0x0000000140000000-0x000000014037B000-memory.dmp

                    memory/3560-25-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-50-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-27-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-28-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-31-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-33-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-35-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-34-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-36-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-38-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-39-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-37-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-40-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-32-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-30-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-42-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-44-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-49-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-52-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-53-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-54-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-56-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-57-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-59-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-60-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-62-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-61-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-58-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-63-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-65-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-66-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-64-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-70-0x0000000002270000-0x0000000002277000-memory.dmp

                    memory/3560-55-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-51-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-26-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-48-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-47-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-78-0x00007FF9413E0000-0x00007FF9413F0000-memory.dmp

                    memory/3560-46-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-45-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-43-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-41-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-29-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-6-0x00007FF93FD3A000-0x00007FF93FD3B000-memory.dmp

                    memory/3560-24-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-23-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-22-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-17-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-21-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-5-0x00000000026E0000-0x00000000026E1000-memory.dmp

                    memory/3560-9-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-20-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-19-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-18-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-16-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-15-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-14-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-13-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-12-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-10-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3560-11-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/3820-119-0x0000000140000000-0x000000014037B000-memory.dmp

                    memory/3820-125-0x0000000140000000-0x000000014037B000-memory.dmp

                    memory/3820-121-0x000001A377FD0000-0x000001A377FD7000-memory.dmp

                    memory/4752-8-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/4752-1-0x0000000140000000-0x000000014037A000-memory.dmp

                    memory/4752-2-0x0000022958F00000-0x0000022958F07000-memory.dmp

                    memory/4752-0-0x0000000140000000-0x000000014037A000-memory.dmp