Analysis

  • max time kernel
    157s
  • max time network
    174s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/11/2022, 13:27

General

  • Target
    d28b35a4eac2b9ddcc9ec698a942e8ce02ffb70b21c14cbbccd3d70c180a4be4.exe
  • Size 123KB
  • Sample221129-qp2wvafe41
  • SHA256 d28b35a4eac2b9ddcc9ec698a942e8ce02ffb70b21c14cbbccd3d70c180a4be4
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 29 IoCs
  • Maps connected drives based on registry 3 TTPs 4 IoCs

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

  • Drops autorun.inf file 1 TTPs 1 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d28b35a4eac2b9ddcc9ec698a942e8ce02ffb70b21c14cbbccd3d70c180a4be4.exe
    "C:\Users\Admin\AppData\Local\Temp\d28b35a4eac2b9ddcc9ec698a942e8ce02ffb70b21c14cbbccd3d70c180a4be4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4568
    • C:\Users\Admin\AppData\Local\Temp\d28b35a4eac2b9ddcc9ec698a942e8ce02ffb70b21c14cbbccd3d70c180a4be4.exe
      74
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Checks computer location settings
      • Adds Run key to start application
      • Maps connected drives based on registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1672
      • C:\Users\Admin\veguq.exe
        "C:\Users\Admin\veguq.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4140
        • C:\Users\Admin\veguq.exe
          74
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Adds Run key to start application
          • Maps connected drives based on registry
          • Drops autorun.inf file
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:3696

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        veguq.exe

        • Path C:\Users\Admin\veguq.exe
        • Size 123KB
        • SHA256 d28b35a4eac2b9ddcc9ec698a942e8ce02ffb70b21c14cbbccd3d70c180a4be4
        • MD5 SHA1 SHA512 SSDEEP

        veguq.exe

        • Path C:\Users\Admin\veguq.exe
        • Size 123KB
        • SHA256 d28b35a4eac2b9ddcc9ec698a942e8ce02ffb70b21c14cbbccd3d70c180a4be4
        • MD5 SHA1 SHA512 SSDEEP

        veguq.exe

        • Path C:\Users\Admin\veguq.exe
        • Size 123KB
        • SHA256 d28b35a4eac2b9ddcc9ec698a942e8ce02ffb70b21c14cbbccd3d70c180a4be4
        • MD5 SHA1 SHA512 SSDEEP

        memory/1672-135-0x0000000000400000-0x0000000000413000-memory.dmp

        memory/1672-137-0x0000000000400000-0x0000000000413000-memory.dmp

        memory/1672-140-0x0000000000400000-0x0000000000413000-memory.dmp

        memory/1672-154-0x0000000000400000-0x0000000000413000-memory.dmp

        memory/3696-153-0x0000000000400000-0x0000000000413000-memory.dmp

        memory/3696-155-0x0000000000400000-0x0000000000413000-memory.dmp