Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/05/2024, 15:14

General

  • Target

    e8e70c86f35be6748be462c699760000_NEIKI.exe

  • Size

    32KB

  • MD5

    e8e70c86f35be6748be462c699760000

  • SHA1

    e189fd27ee8f486c7e4fd5be7f6fa52ac91c0ee5

  • SHA256

    61440aa094f11e22d13674793f4c47a2bd4e0b7a936054270b955b176a1f172d

  • SHA512

    4d30b47d4415ad79cfdb0c3727ddb0463af3f912f92d563941cba5905e02fc859a5b038ff04800ffc40ac7c5a7ef509158f88ae7c448def9f4756590cf429b63

  • SSDEEP

    768:PYzsIdmoIBW+p1FWuiANtg9bPHhHXPNWNCB+Gc1H8zHvc:PEsIdmoIBW+/FNtg9zxB+52Dvc

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 2 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\e8e70c86f35be6748be462c699760000_NEIKI.exe
    "C:\Users\Admin\AppData\Local\Temp\e8e70c86f35be6748be462c699760000_NEIKI.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:416
    • 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
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1092

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\Admin.exe

          Filesize

          32KB

          MD5

          1d2d47a4523c4a004e4d05d6e7e1ec78

          SHA1

          220ef06907adcbdd56e4d0852201eeb218674a0e

          SHA256

          95f4a355fa0741f1a16f3a1b6fb466b2027fd53c7851ba05a5c083d2c76e90b4

          SHA512

          8ee92827a36bf7829837c2ec2aa2eabd74007869d922af430ad2c0918fd4253256d7a8829bdc5a4daae136196a416545364b85dc40cff063b621f957d419babf

        • memory/416-0-0x0000000000400000-0x000000000040C000-memory.dmp

          Filesize

          48KB

        • memory/1092-33-0x0000000000400000-0x000000000040C000-memory.dmp

          Filesize

          48KB