Analysis

  • user interaction
    yes
  • max time kernel
    118s
  • max time network
    110s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/07/2026, 00:22

General

  • Target
    microslopdebloater.exe
  • Size 475KB
  • Sample260718-an1pdset8t
  • SHA256 cf860935a6872927f7720b555011ed4d0dced9a254d47fd83179ca7f719b3af0
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Creates new service(s) 2 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in System32 directory 10 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Launches sc.exe 4 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Executes a command shell one-liner 1 TTPs 8 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Modifies data under HKEY_USERS 12 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 14 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\microslopdebloater.exe
    "C:\Users\Admin\AppData\Local\Temp\microslopdebloater.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4848
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /create /tn "Windows Security Health Check" /tr "C:\Users\Admin\AppData\Local\Temp\microslopdebloater.exe" /sc minute /mo 15 /rl highest /f >nul 2>&1
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:5112
      • C:\Windows\system32\schtasks.exe
        schtasks /create /tn "Windows Security Health Check" /tr "C:\Users\Admin\AppData\Local\Temp\microslopdebloater.exe" /sc minute /mo 15 /rl highest /f
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:5552
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c sc create "WinSecHealth" binPath= "C:\Users\Admin\AppData\Local\Temp\microslopdebloater.exe" start= auto displayname= "Windows Security Health Service" >nul 2>&1
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:248
      • C:\Windows\system32\sc.exe
        sc create "WinSecHealth" binPath= "C:\Users\Admin\AppData\Local\Temp\microslopdebloater.exe" start= auto displayname= "Windows Security Health Service"
        3⤵
        • Launches sc.exe
        PID:4668
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c sc start WinSecHealth >nul 2>&1
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:2748
      • C:\Windows\system32\sc.exe
        sc start WinSecHealth
        3⤵
        • Launches sc.exe
        PID:1596
    • C:\Windows\SYSTEM32\cmd.exe
      cmd /c :loop & tasklist | findstr SecurityHealthService >nul || start "" "C:\Users\Admin\AppData\Local\Temp\microslopdebloater.exe" & timeout /t 30 >nul & goto loop
      2⤵
      • Executes a command shell one-liner
      PID:3508
  • C:\Users\Admin\AppData\Local\Temp\microslopdebloater.exe
    C:\Users\Admin\AppData\Local\Temp\microslopdebloater.exe
    1⤵
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5364
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /create /tn "Windows Security Health Check" /tr "C:\Users\Admin\AppData\Local\Temp\microslopdebloater.exe" /sc minute /mo 15 /rl highest /f >nul 2>&1
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:5844
      • C:\Windows\System32\schtasks.exe
        schtasks /create /tn "Windows Security Health Check" /tr "C:\Users\Admin\AppData\Local\Temp\microslopdebloater.exe" /sc minute /mo 15 /rl highest /f
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:5268
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c sc create "WinSecHealth" binPath= "C:\Users\Admin\AppData\Local\Temp\microslopdebloater.exe" start= auto displayname= "Windows Security Health Service" >nul 2>&1
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:2728
      • C:\Windows\System32\sc.exe
        sc create "WinSecHealth" binPath= "C:\Users\Admin\AppData\Local\Temp\microslopdebloater.exe" start= auto displayname= "Windows Security Health Service"
        3⤵
        • Launches sc.exe
        PID:4928
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c sc start WinSecHealth >nul 2>&1
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:3512
      • C:\Windows\System32\sc.exe
        sc start WinSecHealth
        3⤵
        • Launches sc.exe
        PID:4236
    • C:\Windows\system32\cmd.exe
      cmd /c :loop & tasklist | findstr SecurityHealthService >nul || start "" "C:\Users\Admin\AppData\Local\Temp\microslopdebloater.exe" & timeout /t 30 >nul & goto loop
      2⤵
      • Executes a command shell one-liner
      PID:4936

Network

        MITRE ATT&CK Enterprise v16

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