Analysis

  • max time kernel
    111s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/11/2024, 10:10

General

  • Target

    516a230554fd6944f952ef94a42651d2751956899b233a3fa7fa6287a868de20N.exe

  • Size

    92KB

  • MD5

    9e70e5eac000ba74f5edfc4b05616680

  • SHA1

    0fcc245847c61c1fec2e631407af42c1dc81b995

  • SHA256

    516a230554fd6944f952ef94a42651d2751956899b233a3fa7fa6287a868de20

  • SHA512

    12278ccbf614250674151c7707e5a553a88cfcc0cbc62b9f18421b5d5f115d91bfa4721e10c48f796b8715678ca66d15acda94e7822eda8ebe36cb72aa77b66a

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpYk:AnBdOOtEvwDpj6zm

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 1 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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 WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\516a230554fd6944f952ef94a42651d2751956899b233a3fa7fa6287a868de20N.exe
    "C:\Users\Admin\AppData\Local\Temp\516a230554fd6944f952ef94a42651d2751956899b233a3fa7fa6287a868de20N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1216
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4728

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\asih.exe

          Filesize

          92KB

          MD5

          9d710a8292f37676d8ca4bb75fbccbdc

          SHA1

          ba85f1c3c335a837b00825c1e019b0b12592a80e

          SHA256

          b163fa1f3f986b15f53fcdd0dcdf9d5df6039dbc14669b544def316838e3e96e

          SHA512

          a4b82529dd206e01e54701923ace19039e74a167ef5b9bce68e8254361e59d96555472383a5edfa0c3d3978ef265c8d445dc7bc846faa568621de844864d05b4

        • memory/1216-0-0x0000000000500000-0x000000000050F000-memory.dmp

          Filesize

          60KB

        • memory/1216-1-0x00000000004D0000-0x00000000004D6000-memory.dmp

          Filesize

          24KB

        • memory/1216-2-0x00000000004D0000-0x00000000004D6000-memory.dmp

          Filesize

          24KB

        • memory/1216-3-0x00000000004F0000-0x00000000004F6000-memory.dmp

          Filesize

          24KB

        • memory/1216-17-0x0000000000500000-0x000000000050F000-memory.dmp

          Filesize

          60KB

        • memory/4728-25-0x0000000000500000-0x000000000050F000-memory.dmp

          Filesize

          60KB