Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/11/2022, 15:52

General

  • Target
    924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7.exe
  • Size 1.2MB
  • Sample221121-ta2jbagc67
  • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Modifies system executable filetype association 2 TTPs 8 IoCs
  • Adds policy Run key to start application 2 TTPs 8 IoCs
  • Drops file in Drivers directory 4 IoCs
  • Executes dropped EXE 3 IoCs
  • Sets file execution options in registry 2 TTPs 64 IoCs
  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Adds Run key to start application 2 TTPs 24 IoCs
  • Drops autorun.inf file 1 TTPs 9 IoCs

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

  • Drops file in System32 directory 54 IoCs
  • Drops file in Windows directory 38 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Control Panel 16 IoCs
  • Modifies registry class 46 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • System policy modification 1 TTPs 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7.exe
    "C:\Users\Admin\AppData\Local\Temp\924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7.exe"
    1⤵
    • Modifies system executable filetype association
    • Adds policy Run key to start application
    • Drops file in Drivers directory
    • Sets file execution options in registry
    • Checks computer location settings
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:1692
    • C:\WINDOWS\SysWOW64\dllcache\Recycler.{645FF040-5081-101B-9F08-00AA002F954E}\Global.exe
      "C:\WINDOWS\system32\dllcache\Recycler.{645FF040-5081-101B-9F08-00AA002F954E}\Global.exe"
      2⤵
      • Modifies system executable filetype association
      • Adds policy Run key to start application
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Sets file execution options in registry
      • Checks computer location settings
      • Adds Run key to start application
      • Drops autorun.inf file
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Modifies Control Panel
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:1828
      • C:\WINDOWS\SysWOW64\dllcache\Recycler.{645FF040-5081-101B-9F08-00AA002F954E}\svchost.exe
        "C:\WINDOWS\system32\dllcache\Recycler.{645FF040-5081-101B-9F08-00AA002F954E}\svchost.exe"
        3⤵
        • Modifies system executable filetype association
        • Adds policy Run key to start application
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Sets file execution options in registry
        • Checks computer location settings
        • Adds Run key to start application
        • Drops autorun.inf file
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Modifies Control Panel
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        • System policy modification
        PID:316
        • C:\WINDOWS\SysWOW64\dllcache\Recycler.{645FF040-5081-101B-9F08-00AA002F954E}\system.exe
          "C:\WINDOWS\system32\dllcache\Recycler.{645FF040-5081-101B-9F08-00AA002F954E}\system.exe"
          4⤵
          • Modifies system executable filetype association
          • Adds policy Run key to start application
          • Drops file in Drivers directory
          • Executes dropped EXE
          • Sets file execution options in registry
          • Adds Run key to start application
          • Drops autorun.inf file
          • Drops file in System32 directory
          • Drops file in Windows directory
          • Modifies Control Panel
          • Modifies registry class
          • Suspicious use of SetWindowsHookEx
          • System policy modification
          PID:1572
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:5116

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          Boom.vbs

          • Path C:\WINDOWS\Cursors\Boom.vbs
          • Size 4KB
          • SHA256 7b03603cbc56105470b4bfb250d0ef18fa93126475e2872d63dc52c35866d2a9
          • MD5 SHA1 SHA512 SSDEEP

          Fonts.exe

          • Path C:\WINDOWS\Fonts\Fonts.exe
          • Size 1.2MB
          • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
          • MD5 SHA1 SHA512 SSDEEP

          tskmgr.exe

          • Path C:\WINDOWS\Fonts\tskmgr.exe
          • Size 1.2MB
          • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
          • MD5 SHA1 SHA512 SSDEEP

          microsoft.hlp

          • Path C:\WINDOWS\Help\microsoft.hlp
          • Size 1.2MB
          • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
          • MD5 SHA1 SHA512 SSDEEP

          rndll32.pif

          • Path C:\WINDOWS\Media\rndll32.pif
          • Size 1.2MB
          • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
          • MD5 SHA1 SHA512 SSDEEP

          Default.exe

          • Path C:\WINDOWS\SysWOW64\dllcache\Default.exe
          • Size 1.2MB
          • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
          • MD5 SHA1 SHA512 SSDEEP

          Global.exe

          • Path C:\WINDOWS\SysWOW64\dllcache\Global.exe
          • Size 1.2MB
          • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
          • MD5 SHA1 SHA512 SSDEEP

          Global.exe

          • Path C:\WINDOWS\SysWOW64\dllcache\Recycler.{645FF040-5081-101B-9F08-00AA002F954E}\Global.exe
          • Size 1.2MB
          • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
          • MD5 SHA1 SHA512 SSDEEP

          svchost.exe

          • Path C:\WINDOWS\SysWOW64\dllcache\Recycler.{645FF040-5081-101B-9F08-00AA002F954E}\svchost.exe
          • Size 1.2MB
          • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
          • MD5 SHA1 SHA512 SSDEEP

          svchost.exe

          • Path C:\WINDOWS\SysWOW64\dllcache\Recycler.{645FF040-5081-101B-9F08-00AA002F954E}\svchost.exe
          • Size 1.2MB
          • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
          • MD5 SHA1 SHA512 SSDEEP

          system.exe

          • Path C:\WINDOWS\SysWOW64\dllcache\Recycler.{645FF040-5081-101B-9F08-00AA002F954E}\system.exe
          • Size 1.2MB
          • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
          • MD5 SHA1 SHA512 SSDEEP

          system.exe

          • Path C:\WINDOWS\SysWOW64\dllcache\Recycler.{645FF040-5081-101B-9F08-00AA002F954E}\system.exe
          • Size 1.2MB
          • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
          • MD5 SHA1 SHA512 SSDEEP

          autorun.inf

          • Path C:\WINDOWS\SysWOW64\dllcache\autorun.inf
          • Size 118B
          • SHA256 5bf2d22daa1c82872df820f2e5d12fdc60e131f20782cc5e566a04343bfdf6d8
          • MD5 SHA1 SHA512

          autorun.inf

          • Path C:\WINDOWS\SysWOW64\dllcache\autorun.inf
          • Size 118B
          • SHA256 5bf2d22daa1c82872df820f2e5d12fdc60e131f20782cc5e566a04343bfdf6d8
          • MD5 SHA1 SHA512

          autorun.inf

          • Path C:\WINDOWS\SysWOW64\dllcache\autorun.inf
          • Size 118B
          • SHA256 5bf2d22daa1c82872df820f2e5d12fdc60e131f20782cc5e566a04343bfdf6d8
          • MD5 SHA1 SHA512

          autorun.inf

          • Path C:\WINDOWS\SysWOW64\dllcache\autorun.inf
          • Size 118B
          • SHA256 5bf2d22daa1c82872df820f2e5d12fdc60e131f20782cc5e566a04343bfdf6d8
          • MD5 SHA1 SHA512

          svchost.exe

          • Path C:\WINDOWS\SysWOW64\dllcache\svchost.exe
          • Size 1.2MB
          • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
          • MD5 SHA1 SHA512 SSDEEP

          drivers.cab.exe

          • Path C:\WINDOWS\SysWOW64\drivers\drivers.cab.exe
          • Size 1.2MB
          • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
          • MD5 SHA1 SHA512 SSDEEP

          KEYBOARD.exe

          • Path C:\WINDOWS\system\KEYBOARD.exe
          • Size 1.2MB
          • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
          • MD5 SHA1 SHA512 SSDEEP

          Global.exe

          • Path C:\Windows\SysWOW64\dllcache\Recycler.{645FF040-5081-101B-9F08-00AA002F954E}\Global.exe
          • Size 1.2MB
          • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
          • MD5 SHA1 SHA512 SSDEEP

          svchost.exe

          • Path C:\Windows\SysWOW64\dllcache\Recycler.{645FF040-5081-101B-9F08-00AA002F954E}\svchost.exe
          • Size 1.2MB
          • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
          • MD5 SHA1 SHA512 SSDEEP

          system.exe

          • Path C:\Windows\SysWOW64\dllcache\Recycler.{645FF040-5081-101B-9F08-00AA002F954E}\system.exe
          • Size 1.2MB
          • SHA256 924742641cf364fa373d7826676b746951c3ca2b602684aa8a526cd661c177d7
          • MD5 SHA1 SHA512 SSDEEP

          memory/316-161-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/1572-168-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/1692-154-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/1692-134-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/1828-140-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/1828-170-0x0000000000400000-0x000000000043F000-memory.dmp