Analysis

  • max time kernel
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/07/2026, 14:29

General

  • Target
    6a635ae44f8de3b40a5517e045d0db4cfb5a12e5710b10f9e69698dc2c7745e4.exe
  • Size 1.1MB
  • Sample260707-rtlwvsgs2q
  • SHA256 6a635ae44f8de3b40a5517e045d0db4cfb5a12e5710b10f9e69698dc2c7745e4
  • 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.

  • .NET Reactor proctector 1 IoCs

    Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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 35 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 32 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6a635ae44f8de3b40a5517e045d0db4cfb5a12e5710b10f9e69698dc2c7745e4.exe
    "C:\Users\Admin\AppData\Local\Temp\6a635ae44f8de3b40a5517e045d0db4cfb5a12e5710b10f9e69698dc2c7745e4.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:4740
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2304
    • 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:1508
  • 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:3280
  • 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:1712

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/3280-40-0x000001F383930000-0x000001F383950000-memory.dmp

        memory/3280-27-0x000001F3801E0000-0x000001F3802E0000-memory.dmp

        memory/3280-28-0x000001F3801E0000-0x000001F3802E0000-memory.dmp

        memory/3280-57-0x000001F383B90000-0x000001F383BB0000-memory.dmp

        memory/3280-41-0x000001F393E70000-0x000001F393F70000-memory.dmp

        memory/3280-75-0x000001F394290000-0x000001F3942B0000-memory.dmp

        memory/3280-29-0x000001F3801E0000-0x000001F3802E0000-memory.dmp

        memory/4740-4-0x0000000005990000-0x0000000005A2C000-memory.dmp

        memory/4740-8-0x0000000074BF0000-0x00000000753AC000-memory.dmp

        memory/4740-7-0x0000000005890000-0x00000000058F0000-memory.dmp

        memory/4740-6-0x0000000074BF0000-0x00000000753AC000-memory.dmp

        memory/4740-5-0x0000000003210000-0x000000000321A000-memory.dmp

        memory/4740-0-0x0000000074C02000-0x0000000074C03000-memory.dmp

        memory/4740-3-0x0000000003390000-0x0000000003422000-memory.dmp

        memory/4740-2-0x0000000005F50000-0x000000000650A000-memory.dmp

        memory/4740-1-0x0000000000C80000-0x0000000000DA2000-memory.dmp