Analysis

  • max time kernel
    110s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/05/2024, 10:36

General

  • Target

    b2f0a599f21caa5a88ae2e2cf08befb0_NeikiAnalytics.exe

  • Size

    172KB

  • MD5

    b2f0a599f21caa5a88ae2e2cf08befb0

  • SHA1

    57c68365fb370d68b24fb535862c3cf8369bd3b0

  • SHA256

    8de9c9beb6f09e75660d9bdfe5fde9935ec30c8eef91ff521a71b02bb16efaeb

  • SHA512

    538e006fb14253eb3b4b01f05b52922368c530b795f8f785bde5a2f6ad2d27f05642e1fe31833362707e114d66ea10addc279dd84df88a052d33104270b15864

  • SSDEEP

    3072:jUx0J+a0UsTj2XAwqr6HFjuoF+N7bZD16iYIQusGGTkLGFMMalHSXvhSkXWnU2X:jUNa0Usj2Qh69uoF+N7bZD16iYIQusGN

Score
10/10

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 27 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b2f0a599f21caa5a88ae2e2cf08befb0_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\b2f0a599f21caa5a88ae2e2cf08befb0_NeikiAnalytics.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1808
    • C:\Users\Admin\kiuroi.exe
      "C:\Users\Admin\kiuroi.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:5008

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\kiuroi.exe

          Filesize

          172KB

          MD5

          0d1caa8586ebb92b7a225a864938a085

          SHA1

          13c4df44425cfda0b6b7372d0852f0d881ae332f

          SHA256

          5c9c4a5d41b2e28220cf1b2318138925a13e4473543344b2a073760fdefd093f

          SHA512

          d3b8e9f05d637fc4ef7a4357cc94974e9c2919c845c5a0f4b5c50fd6aeb9e892f7eec732f6e4e2e5e83b68e638d9d1843bada39f82f8bff6494459aa51f4db9d