Analysis

  • geolocation tags

    eueuropefrfrance
  • max time kernel
    899s
  • max time network
    548s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/07/2026, 01:40

General

  • Target
    1-Surprise 2026-07-10 19_09.m4a
  • Size 28KB
  • Sample260729-b32exa1hrf
  • SHA256 56658ab6e63258e757e11f4f0be052102b020c2b7131326bdb7cd243dfe6f6c4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 40 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 52 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 1 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.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Program Files\VideoLAN\VLC\vlc.exe
    "C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\AppData\Local\Temp\1-Surprise 2026-07-10 19_09.m4a"
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:4836
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:3588
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3548
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:1652
    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:1180
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3400
    • C:\Windows\System32\SecurityHealthHost.exe
      \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
      1⤵
        PID:5384

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            prep_Activatable Class_Hermes_perf.cache

            • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
            • Size 599B
            • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
            • MD5 SHA1 SHA512 TLSH

            memory/1180-1281-0x0000025E001E0000-0x0000025E002E0000-memory.dmp

            memory/1180-1325-0x0000025E14690000-0x0000025E146B0000-memory.dmp

            memory/1180-1311-0x0000025E02C80000-0x0000025E02CA0000-memory.dmp

            memory/1180-1293-0x0000025E02E80000-0x0000025E02F80000-memory.dmp

            memory/1180-1279-0x0000025E001E0000-0x0000025E002E0000-memory.dmp

            memory/1180-1280-0x0000025E001E0000-0x0000025E002E0000-memory.dmp

            memory/1180-1292-0x0000025E02A20000-0x0000025E02A40000-memory.dmp

            memory/1652-2396-0x0000000009280000-0x000000000934C000-memory.dmp

            memory/1652-1479-0x000000000B100000-0x000000000B28E000-memory.dmp

            memory/1652-1480-0x0000000009280000-0x000000000934C000-memory.dmp

            memory/4836-30-0x00007FFC2B250000-0x00007FFC2B261000-memory.dmp

            memory/4836-40-0x00007FFC193F0000-0x00007FFC194D3000-memory.dmp

            memory/4836-7-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-9-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-10-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-11-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-12-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-14-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-15-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-13-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-17-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-16-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-19-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-18-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-20-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-25-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-26-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-27-0x00007FF7B37C0000-0x00007FF7B38B8000-memory.dmp

            memory/4836-28-0x00007FFC2B2F0000-0x00007FFC2B324000-memory.dmp

            memory/4836-6-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-33-0x00007FFC274E0000-0x00007FFC2750B000-memory.dmp

            memory/4836-32-0x00007FFC27F10000-0x00007FFC27F32000-memory.dmp

            memory/4836-36-0x00007FFC268A0000-0x00007FFC268B1000-memory.dmp

            memory/4836-37-0x00007FFC1F730000-0x00007FFC1F802000-memory.dmp

            memory/4836-38-0x00007FFC14000000-0x00007FFC14296000-memory.dmp

            memory/4836-8-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-54-0x00007FFC1F500000-0x00007FFC1F51B000-memory.dmp

            memory/4836-50-0x00007FFC1B090000-0x00007FFC1B128000-memory.dmp

            memory/4836-49-0x00007FFC13DF0000-0x00007FFC13FFB000-memory.dmp

            memory/4836-55-0x0000016D57D70000-0x0000016D58100000-memory.dmp

            memory/4836-56-0x00007FFC0E6B0000-0x00007FFC0E8F5000-memory.dmp

            memory/4836-51-0x00007FFC1F520000-0x00007FFC1F56F000-memory.dmp

            memory/4836-52-0x00007FFC1F5F0000-0x00007FFC1F615000-memory.dmp

            memory/4836-53-0x00007FFC19340000-0x00007FFC193EB000-memory.dmp

            memory/4836-39-0x00007FFC1F640000-0x00007FFC1F728000-memory.dmp

            memory/4836-48-0x00007FFC1F620000-0x00007FFC1F631000-memory.dmp

            memory/4836-47-0x00007FFC20420000-0x00007FFC20431000-memory.dmp

            memory/4836-46-0x00007FFC20440000-0x00007FFC2045A000-memory.dmp

            memory/4836-45-0x00007FFC20460000-0x00007FFC2048D000-memory.dmp

            memory/4836-44-0x00007FFC20490000-0x00007FFC204B6000-memory.dmp

            memory/4836-43-0x00007FFC204C0000-0x00007FFC204D8000-memory.dmp

            memory/4836-4-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-5-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-2-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-3-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-1-0x00007FFC151D0000-0x00007FFC15486000-memory.dmp

            memory/4836-0-0x00007FFC1547D000-0x00007FFC1547F000-memory.dmp

            memory/4836-42-0x00007FFC26820000-0x00007FFC2684F000-memory.dmp

            memory/4836-41-0x00007FFC26850000-0x00007FFC26891000-memory.dmp

            memory/4836-34-0x00007FFC142A0000-0x00007FFC14630000-memory.dmp

            memory/4836-35-0x00007FFC268C0000-0x00007FFC268D4000-memory.dmp

            memory/4836-31-0x00007FFC2B230000-0x00007FFC2B249000-memory.dmp