Analysis

  • user interaction
    yes
  • max time kernel
    78s
  • max time network
    34s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    08/08/2026, 01:53

General

  • Target
    reboot_launcher.exe
  • Size 212KB
  • Sample260808-cbb7daxhka
  • SHA256 d1f0c8a945ecd14859173a047a6d43a721babb6a800d3a3d1200e9424f5b2056
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
1/10

Malware Config

Signatures

  • Modifies registry class 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\reboot_launcher.exe
    "C:\Users\Admin\AppData\Local\Temp\reboot_launcher.exe"
    1⤵
      PID:5132
    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe
      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3840
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:5248
      • C:\Users\Admin\AppData\Local\Temp\reboot_launcher.exe
        "C:\Users\Admin\AppData\Local\Temp\reboot_launcher.exe"
        1⤵
          PID:4796

        Network

              MITRE ATT&CK Matrix

              Replay Monitor

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              Downloads

              SearchHoverUnifiedTileModelCache.dat

              • Path C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TempState\SearchHoverUnifiedTileModelCache.dat
              • Size 19KB
              • SHA256 fce6395edae90c458a11df3d4df5c15857471d876de4b90e9a07db55ed9f335d
              • MD5 SHA1 SHA512 SSDEEP TLSH

              memory/4796-9-0x0000000140000000-0x0000000140035000-memory.dmp

              memory/5132-0-0x0000000140000000-0x0000000140035000-memory.dmp