Analysis

  • user interaction
    yes
  • max time kernel
    58s
  • max time network
    22s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/10/2026, 10:10

General

  • Target
    Kairos/START.bat
  • Size 306B
  • Sample261030-l7cbpayt2k
  • SHA256 31189221616343295cf8da610e888775681b3b3950df7824aa80406774648a1b
  • MD5 SHA1 SHA512 TLSH
Score
3/10

Malware Config

Signatures

  • Executes a command shell one-liner 1 TTPs 1 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 FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Kairos\START.bat"
    1⤵
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:2364
    • C:\Users\Admin\AppData\Local\Temp\Kairos\scripts\executables\AutoHotkey64.exe
      "C:\Users\Admin\AppData\Local\Temp\Kairos\scripts\executables\AutoHotkey64.exe" "C:\Users\Admin\AppData\Local\Temp\Kairos\scripts\Main.ahk"
      2⤵
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4196
      • C:\Users\Admin\AppData\Local\Temp\Kairos\scripts\executables\AutoHotkey64.exe
        "C:\Users\Admin\AppData\Local\Temp\Kairos\scripts\executables\AutoHotkey64.exe" /script /Validate /ErrorStdOut *
        3⤵
          PID:4764
        • C:\Users\Admin\AppData\Local\Temp\Kairos\scripts\executables\AutoHotkey64.exe
          "C:\Users\Admin\AppData\Local\Temp\Kairos\scripts\executables\AutoHotkey64.exe" /script /Validate /ErrorStdOut *
          3⤵
            PID:720
          • C:\Users\Admin\AppData\Local\Temp\Kairos\scripts\executables\AutoHotkey64.exe
            "C:\Users\Admin\AppData\Local\Temp\Kairos\scripts\executables\AutoHotkey64.exe" /script /Validate /ErrorStdOut *
            3⤵
              PID:2736
            • C:\Users\Admin\AppData\Local\Temp\Kairos\scripts\executables\AutoHotkey64.exe
              "C:\Users\Admin\AppData\Local\Temp\Kairos\scripts\executables\AutoHotkey64.exe" /script /Validate /ErrorStdOut *
              3⤵
                PID:3464
              • C:\Users\Admin\AppData\Local\Temp\Kairos\scripts\executables\AutoHotkey64.exe
                "C:\Users\Admin\AppData\Local\Temp\Kairos\scripts\executables\AutoHotkey64.exe" /script /Validate /ErrorStdOut *
                3⤵
                  PID:2556
                • C:\Users\Admin\AppData\Local\Temp\Kairos\scripts\executables\AutoHotkey64.exe
                  "C:\Users\Admin\AppData\Local\Temp\Kairos\scripts\executables\AutoHotkey64.exe" /script /Validate /ErrorStdOut *
                  3⤵
                    PID:120
                  • C:\Users\Admin\AppData\Local\Temp\Kairos\scripts\executables\AutoHotkey64.exe
                    "C:\Users\Admin\AppData\Local\Temp\Kairos\scripts\executables\AutoHotkey64.exe" /script /Validate /ErrorStdOut *
                    3⤵
                      PID:240

                Network

                      MITRE ATT&CK Enterprise v16

                      Replay Monitor

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                      Downloads

                      config.ini

                      • Path C:\Users\Admin\AppData\Local\Temp\Kairos\settings\config.ini
                      • Size 2KB
                      • SHA256 568d2463fc55f92c223542077de8d330913e524c26e0999d64cc469bc860bc88
                      • MD5 SHA1 SHA512 TLSH