Analysis

  • max time kernel
    164s
  • max time network
    167s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/07/2026, 06:49

General

  • Target
    Hello_World_ver331_5_x64.exe
  • Size 413KB
  • Sample260720-hll28abz2w
  • SHA256 8e5ff6948d71e8dba1ae568ea8ff13fa15ba12c7acd391920da6f7e1d44db382
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of WriteProcessMemory 3 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Hello_World_ver331_5_x64.exe
    "C:\Users\Admin\AppData\Local\Temp\Hello_World_ver331_5_x64.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2444
    • C:\Users\Public\riyj4237iy\sinubzclz.exe
      "C:\Users\Public\riyj4237iy\sinubzclz.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2592
      • C:\Windows\system32\schtasks.exe
        C:\Windows\system32\schtasks.exe /create /tn "ncjOLQsCLFVb" /tr "\"C:\Users\Public\riyj4237iy\sinubzclz.exe\"" /sc onlogon /rl highest /f
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:4540
  • C:\Users\Public\riyj4237iy\sinubzclz.exe
    "C:\Users\Public\riyj4237iy\sinubzclz.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:3212
    • C:\Windows\system32\schtasks.exe
      C:\Windows\system32\schtasks.exe /create /tn "JJXkgmUDY" /tr "\"C:\Users\Public\riyj4237iy\sinubzclz.exe\"" /sc onlogon /rl highest /f
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:4256

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        etxmh.cfg

        • Path C:\Users\Public\riyj4237iy\etxmh.cfg
        • Size 6KB
        • SHA256 ad9e50ad8825aea6a3cd7a8e12f1f00955f66df4698c5d9be2f48ab6b5066b1b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sinubzclz.exe

        • Path C:\Users\Public\riyj4237iy\sinubzclz.exe
        • Size 199KB
        • SHA256 427f51e4b519050de775d16e4ac6c1c41cfe8d2336a3e2f641369f25ed56cea9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2592-6-0x00000200A96A0000-0x00000200A96A2000-memory.dmp

        memory/2592-8-0x00000200A96A0000-0x00000200A96A2000-memory.dmp