Analysis

  • max time kernel
    152s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/12/2022, 19:47

General

  • Target

    be15ca7d00404f23e08bdecdaf44251c04806d3cdf07c26d48601d9fab81cf61.exe

  • Size

    112KB

  • MD5

    523f2e8d3ea1398229431ea1d9273390

  • SHA1

    5d66c883451771a4567d8bfeb699b8675421771c

  • SHA256

    be15ca7d00404f23e08bdecdaf44251c04806d3cdf07c26d48601d9fab81cf61

  • SHA512

    be156d60b7f4f6bd58c2b92accdd583ad1dae38d351a2666f88790abe2ab4dd5785b030e5713e6c4d500be7073554cc3dd3798d1b33b0f82a4f68f82c4e5027d

  • SSDEEP

    1536:XWBma77qx0CdapZ7LE/uBOhAVBrxOaT+xOp70iQS+iGhsxWZ2:cqxjdktE/iyA/xFqOu/PiGhUr

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\be15ca7d00404f23e08bdecdaf44251c04806d3cdf07c26d48601d9fab81cf61.exe
    "C:\Users\Admin\AppData\Local\Temp\be15ca7d00404f23e08bdecdaf44251c04806d3cdf07c26d48601d9fab81cf61.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:988
    • C:\Users\Admin\AppData\Local\Temp\be15ca7d00404f23e08bdecdaf44251c04806d3cdf07c26d48601d9fab81cf61.exe
      71
      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:4204
      • C:\Users\Admin\gooaxe.exe
        "C:\Users\Admin\gooaxe.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2240
        • C:\Users\Admin\gooaxe.exe
          71
          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:3232

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\gooaxe.exe

          Filesize

          112KB

          MD5

          523f2e8d3ea1398229431ea1d9273390

          SHA1

          5d66c883451771a4567d8bfeb699b8675421771c

          SHA256

          be15ca7d00404f23e08bdecdaf44251c04806d3cdf07c26d48601d9fab81cf61

          SHA512

          be156d60b7f4f6bd58c2b92accdd583ad1dae38d351a2666f88790abe2ab4dd5785b030e5713e6c4d500be7073554cc3dd3798d1b33b0f82a4f68f82c4e5027d

        • C:\Users\Admin\gooaxe.exe

          Filesize

          112KB

          MD5

          523f2e8d3ea1398229431ea1d9273390

          SHA1

          5d66c883451771a4567d8bfeb699b8675421771c

          SHA256

          be15ca7d00404f23e08bdecdaf44251c04806d3cdf07c26d48601d9fab81cf61

          SHA512

          be156d60b7f4f6bd58c2b92accdd583ad1dae38d351a2666f88790abe2ab4dd5785b030e5713e6c4d500be7073554cc3dd3798d1b33b0f82a4f68f82c4e5027d

        • C:\Users\Admin\gooaxe.exe

          Filesize

          112KB

          MD5

          523f2e8d3ea1398229431ea1d9273390

          SHA1

          5d66c883451771a4567d8bfeb699b8675421771c

          SHA256

          be15ca7d00404f23e08bdecdaf44251c04806d3cdf07c26d48601d9fab81cf61

          SHA512

          be156d60b7f4f6bd58c2b92accdd583ad1dae38d351a2666f88790abe2ab4dd5785b030e5713e6c4d500be7073554cc3dd3798d1b33b0f82a4f68f82c4e5027d

        • memory/3232-154-0x0000000000400000-0x0000000000413000-memory.dmp

          Filesize

          76KB

        • memory/3232-155-0x0000000000400000-0x0000000000413000-memory.dmp

          Filesize

          76KB

        • memory/4204-135-0x0000000000400000-0x0000000000413000-memory.dmp

          Filesize

          76KB

        • memory/4204-137-0x0000000000400000-0x0000000000413000-memory.dmp

          Filesize

          76KB

        • memory/4204-140-0x0000000000400000-0x0000000000413000-memory.dmp

          Filesize

          76KB

        • memory/4204-153-0x0000000000400000-0x0000000000413000-memory.dmp

          Filesize

          76KB