Analysis

  • max time kernel
    148s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/08/2026, 08:21

General

  • Target
    horizon.exe
  • Size 5.2MB
  • Sample260822-j89bpsfp7v
  • SHA256 5302d48f5691c9c661de10a4070045bada2220b6fd50d0172152bdd3e483912f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 2 IoCs
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\horizon.exe
    "C:\Users\Admin\AppData\Local\Temp\horizon.exe"
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5116
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c netsh advfirewall firewall delete rule name="Horizon VGC Outbound Block" >nul 2>&1
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:3268
      • C:\Windows\system32\netsh.exe
        netsh advfirewall firewall delete rule name="Horizon VGC Outbound Block"
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        PID:5996
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c netsh advfirewall firewall delete rule name="Horizon VGK Service Block" >nul 2>&1
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:4672
      • C:\Windows\system32\netsh.exe
        netsh advfirewall firewall delete rule name="Horizon VGK Service Block"
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        PID:5344

Network

        MITRE ATT&CK Enterprise v16

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