Analysis

  • user interaction
    yes
  • max time kernel
    149s
  • max time network
    93s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    15/04/2026, 23:30

General

  • Target
    svchost.exe
  • Size 2.9MB
  • Sample260415-3g744set3y
  • SHA256 2c47b1327b6313f066d17020a50449cee17fbd953a601f116e6d9db796f881b6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell and hide display window.

  • Executes dropped EXE 2 IoCs
  • Delays execution with timeout.exe 2 IoCs
  • Modifies registry class 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3672
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Temp\cleanup_RhCkzJ6q06tjDok2Zj03VEQppUXlUW.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3236
      • C:\Windows\system32\chcp.com
        chcp 65001
        3⤵
          PID:2256
        • C:\Windows\system32\timeout.exe
          timeout /t 2 /nobreak
          3⤵
          • Delays execution with timeout.exe
          PID:4860
        • C:\Users\Admin\AppData\Roaming\PlatformRuntime\svchost.exe
          "C:\Users\Admin\AppData\Roaming\PlatformRuntime\svchost.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2920
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "powershell.exe" -NonInteractive -WindowStyle Hidden -ExecutionPolicy Bypass "Add-MpPreference -ExclusionProcess 'C:\Users\Admin\AppData\Roaming\PlatformRuntime\svchost.exe'"
            4⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3448
          • C:\Windows\SYSTEM32\schtasks.exe
            "schtasks" /create /tn "svchost" /sc ONLOGON /tr "\"C:\Users\Admin\AppData\Roaming\PlatformRuntime\svchost.exe\"" /rl HIGHEST /f
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:4792
        • C:\Windows\system32\timeout.exe
          timeout /t 1 /nobreak
          3⤵
          • Delays execution with timeout.exe
          PID:3436
    • 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:2272
    • C:\Users\Admin\AppData\Roaming\PlatformRuntime\svchost.exe
      "C:\Users\Admin\AppData\Roaming\PlatformRuntime\svchost.exe"
      1⤵
      • Executes dropped EXE
      PID:5084

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          svchost.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\svchost.exe.log
          • Size 859B
          • SHA256 a6f7d3892a001df1aafe2eaf221a3b09a4fdad23ad642a62b9cc50fd25f9415f
          • MD5 SHA1 SHA512 TLSH

          SearchHoverUnifiedTileModelCache.dat

          • Path C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TempState\SearchHoverUnifiedTileModelCache.dat
          • Size 20KB
          • SHA256 25b1e50883644d800aa97dc2fbcd183a7ebfa85f8deb969af4ec5b60c46bb4d4
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ~earchHoverUnifiedTileModelCache.tmp

          • Path C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TempState\~earchHoverUnifiedTileModelCache.tmp
          • Size 20KB
          • SHA256 5f27a4b38973aa761cefabd239b31ca0beaedae11254dd8d9d6ae4248c15a774
          • MD5 SHA1 SHA512 SSDEEP TLSH

          __PSScriptPolicyTest_pwdgr4dj.cx2.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pwdgr4dj.cx2.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          svchost.exe

          • Path C:\Users\Admin\AppData\Roaming\PlatformRuntime\svchost.exe
          • Size 2.9MB
          • SHA256 2c47b1327b6313f066d17020a50449cee17fbd953a601f116e6d9db796f881b6
          • MD5 SHA1 SHA512 SSDEEP TLSH

          cleanup_RhCkzJ6q06tjDok2Zj03VEQppUXlUW.bat

          • Path C:\Users\Admin\AppData\Roaming\Temp\cleanup_RhCkzJ6q06tjDok2Zj03VEQppUXlUW.bat
          • Size 530B
          • SHA256 467378600c9333569e4412822214750265eab129adda1490a672bb9193948598
          • MD5 SHA1 SHA512 TLSH

          memory/2272-64-0x000001AA8A4D0000-0x000001AA8A66A000-memory.dmp

          memory/2920-62-0x000001F4FCE60000-0x000001F4FCFFA000-memory.dmp

          memory/2920-63-0x000001F4FE160000-0x000001F4FE16C000-memory.dmp

          memory/3436-31-0x00000144A4F10000-0x00000144A4FB3000-memory.dmp

          memory/3448-32-0x000001BB6A230000-0x000001BB6A23A000-memory.dmp

          memory/3448-43-0x000001BB6A3E0000-0x000001BB6A3EA000-memory.dmp

          memory/3448-30-0x000001BB6A250000-0x000001BB6A26C000-memory.dmp

          memory/3448-28-0x000001BB6A150000-0x000001BB6A203000-memory.dmp

          memory/3448-14-0x000001BB69E90000-0x000001BB69EB2000-memory.dmp

          memory/3448-33-0x000001BB6A400000-0x000001BB6A41A000-memory.dmp

          memory/3448-27-0x000001BB6A130000-0x000001BB6A14C000-memory.dmp

          memory/3448-41-0x000001BB6A240000-0x000001BB6A248000-memory.dmp

          memory/3448-42-0x000001BB6A270000-0x000001BB6A276000-memory.dmp

          memory/3448-29-0x000001BB6A220000-0x000001BB6A22A000-memory.dmp

          memory/3448-46-0x000001BB68060000-0x000001BB6806C000-memory.dmp

          memory/3448-47-0x000001BB69D60000-0x000001BB69D72000-memory.dmp

          memory/3448-48-0x000001BB6A120000-0x000001BB6A128000-memory.dmp

          memory/3672-0-0x0000028753490000-0x0000028753774000-memory.dmp

          memory/3672-8-0x000002876DCB0000-0x000002876DE4A000-memory.dmp

          memory/3672-1-0x000002876DF30000-0x000002876DF3A000-memory.dmp

          memory/4860-9-0x0000024363940000-0x00000243639E3000-memory.dmp

          memory/5084-61-0x000001B9F6360000-0x000001B9F64FA000-memory.dmp