Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/11/2024, 08:39

General

  • Target

    b7807053f4b63f34fa3dcc2512c4e91e9b9f0be6af2ebdd4beb3ba395582f050.exe

  • Size

    48KB

  • MD5

    b958a16f7b6f6a6ad36805aac5bb6627

  • SHA1

    15c9a6b8d8a4f0f322e895c65ae46442c8009984

  • SHA256

    b7807053f4b63f34fa3dcc2512c4e91e9b9f0be6af2ebdd4beb3ba395582f050

  • SHA512

    f9cd492ca1e3ea848c41499acc5307461641c4ffb3970b9d80f6bfbde8e0108db88eec6090c154dd9404425f1d0e4f44ae7c775ad7a8964b0d3744efc5c68075

  • SSDEEP

    768:qClN0XjHeZ0QeGTwK0NHXsH6bJCYhx8HV0kvcUwSuUCw3+MK:qCkqvHTwKqWAxcpvcqu74+J

Malware Config

Signatures

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

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b7807053f4b63f34fa3dcc2512c4e91e9b9f0be6af2ebdd4beb3ba395582f050.exe
    "C:\Users\Admin\AppData\Local\Temp\b7807053f4b63f34fa3dcc2512c4e91e9b9f0be6af2ebdd4beb3ba395582f050.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2264
    • C:\Users\Admin\Admin.exe
      "C:\Users\Admin\Admin.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2280

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\Admin.exe

          Filesize

          48KB

          MD5

          1da9b5e536f9ca1c3f70da1fd1a5e040

          SHA1

          76a505e91d70abc5a00045ac77ca4cf7ccb95974

          SHA256

          19e504f913103a00edd223e832d76aa921a7bd24a3717c4653bf895a59b4144a

          SHA512

          a5a9975035ea363ca8938390456a4f99b927d9bb3f80bd2357fd03c46381976f6052a1fcbecfef0ce00cd7553cc59707634ac46c8b9b24c493a1d079a040a790

        • memory/2264-0-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/2264-36-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/2280-32-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/2280-37-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB