Analysis

  • max time kernel
    36s
  • max time network
    175s
  • 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, 15:14

General

  • Target
    run.ps1
  • Size 769B
  • Sample260707-smlsysf12w
  • SHA256 5fdacb9486fdff75d5b5039e4f2401ace4bf4cfc4e310ce41141acaa71157c72
  • MD5 SHA1 SHA512 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.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\run.ps1
    1⤵
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2596
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4256
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:2132
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
      PID:5604
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
        PID:5888

      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 603B
            • SHA256 b346273b0f3e13afaa9f07d97248343c45a667a5e097d1198a449a4de187aebb
            • MD5 SHA1 SHA512 TLSH

            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 607B
            • SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
            • MD5 SHA1 SHA512 TLSH

            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/2132-256-0x000000000D390000-0x000000000DC0B000-memory.dmp

            memory/2132-227-0x000000000D390000-0x000000000DC0B000-memory.dmp

            memory/2132-146-0x000000000D390000-0x000000000DC0B000-memory.dmp

            memory/2596-27-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-31-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-10-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-13-0x0000024F66780000-0x0000024F6679E000-memory.dmp

            memory/2596-14-0x0000024F667A0000-0x0000024F66852000-memory.dmp

            memory/2596-15-0x0000024F66860000-0x0000024F6686A000-memory.dmp

            memory/2596-16-0x0000024F66BF0000-0x0000024F66C0E000-memory.dmp

            memory/2596-17-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-18-0x0000024F66870000-0x0000024F6687A000-memory.dmp

            memory/2596-19-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-20-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-21-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-22-0x0000024F66C30000-0x0000024F66C4C000-memory.dmp

            memory/2596-23-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-24-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-25-0x0000024F66880000-0x0000024F66888000-memory.dmp

            memory/2596-0-0x00007FFA79C1F000-0x00007FFA79C20000-memory.dmp

            memory/2596-26-0x0000024F66C10000-0x0000024F66C16000-memory.dmp

            memory/2596-28-0x0000024F66C20000-0x0000024F66C2A000-memory.dmp

            memory/2596-29-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-30-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-9-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-33-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-35-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-36-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-37-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-64-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-3-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-4-0x0000024F666C0000-0x0000024F666E2000-memory.dmp

            memory/2596-5-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-6-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-226-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-171-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-8-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-7-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/2596-222-0x00007FFA79A90000-0x00007FFA7A434000-memory.dmp

            memory/5604-38-0x0000018B00220000-0x0000018B00320000-memory.dmp

            memory/5604-85-0x0000018B142D0000-0x0000018B142F0000-memory.dmp

            memory/5604-50-0x0000018B03A40000-0x0000018B03A60000-memory.dmp

            memory/5604-59-0x0000018B03E50000-0x0000018B03E70000-memory.dmp

            memory/5604-51-0x0000018B13ED0000-0x0000018B13FD0000-memory.dmp