Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2024 02:58

General

  • Target

    59e1274b8ea5db61ae44c9173dd436ea6429c46e564111b3692ca5b4b8c92866.exe

  • Size

    429KB

  • MD5

    d57994415028bc1cb241cb794c37c487

  • SHA1

    3be0d72714add961db62f8f764dadf6662dc36b0

  • SHA256

    59e1274b8ea5db61ae44c9173dd436ea6429c46e564111b3692ca5b4b8c92866

  • SHA512

    ea3caaa89a99d64f2e96bd8f4834282923341d94a2ebb09ad109dd7d2b448faa06238fbc4f1bdeaa3fcdc4e6afe2911667909df7ce2f27d52493af5abcff722a

  • SSDEEP

    12288:v4RG6lx/9Njr18QlSfJy4FjMSkJCzDLGDWDw:O9NtSTZMzmmD4w

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\59e1274b8ea5db61ae44c9173dd436ea6429c46e564111b3692ca5b4b8c92866.exe
    "C:\Users\Admin\AppData\Local\Temp\59e1274b8ea5db61ae44c9173dd436ea6429c46e564111b3692ca5b4b8c92866.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3280
    • C:\Users\Admin\AppData\Local\Temp\e458d263c0\Gxtuum.exe
      "C:\Users\Admin\AppData\Local\Temp\e458d263c0\Gxtuum.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3972
  • C:\Users\Admin\AppData\Local\Temp\e458d263c0\Gxtuum.exe
    C:\Users\Admin\AppData\Local\Temp\e458d263c0\Gxtuum.exe
    1⤵
    • Executes dropped EXE
    PID:4580
  • C:\Users\Admin\AppData\Local\Temp\e458d263c0\Gxtuum.exe
    C:\Users\Admin\AppData\Local\Temp\e458d263c0\Gxtuum.exe
    1⤵
    • Executes dropped EXE
    PID:5032

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\e458d263c0\Gxtuum.exe

    Filesize

    429KB

    MD5

    d57994415028bc1cb241cb794c37c487

    SHA1

    3be0d72714add961db62f8f764dadf6662dc36b0

    SHA256

    59e1274b8ea5db61ae44c9173dd436ea6429c46e564111b3692ca5b4b8c92866

    SHA512

    ea3caaa89a99d64f2e96bd8f4834282923341d94a2ebb09ad109dd7d2b448faa06238fbc4f1bdeaa3fcdc4e6afe2911667909df7ce2f27d52493af5abcff722a