Overview

overview

6

Static

static

3

Paragon Tw...er.exe

windows10-2004-x64

4

Paragon Tw...er.exe

windows11-ltsc_2024-x64

4

$PLUGINSDI...ns.dll

windows10-2004-x64

3

$PLUGINSDI...ns.dll

windows11-ltsc_2024-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows11-ltsc_2024-x64

3

$PLUGINSDI...al.ini

windows10-2004-x64

1

$PLUGINSDI...al.ini

windows11-ltsc_2024-x64

1

$PLUGINSDI...rd.bmp

windows10-2004-x64

1

$PLUGINSDI...rd.bmp

windows11-ltsc_2024-x64

1

$PLUGINSDI...ll.exe

windows10-2004-x64

1

$PLUGINSDI...ll.exe

windows11-ltsc_2024-x64

1

$PLUGINSDI...up.exe

windows10-2004-x64

6

$PLUGINSDI...up.exe

windows11-ltsc_2024-x64

6

Paragon Tw...ty.exe

windows10-2004-x64

6

Paragon Tw...ty.exe

windows11-ltsc_2024-x64

6

appicon.ico

windows10-2004-x64

3

appicon.ico

windows11-ltsc_2024-x64

3

ptu_ascens...er.exe

windows10-2004-x64

1

ptu_ascens...er.exe

windows11-ltsc_2024-x64

1

ptu_core.dll

windows10-2004-x64

1

ptu_core.dll

windows11-ltsc_2024-x64

1

updater/updater.exe

windows10-2004-x64

1

updater/updater.exe

windows11-ltsc_2024-x64

1

Analysis

  • max time kernel
    150s
  • max time network
    128s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/08/2026, 03:41

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General

  • Target
    Paragon Tweaking Utility-4.4.3-amd64-installer.exe
  • Size 49.6MB
  • Sample260823-d837ssxtdx
  • SHA256 c8002d531169485d1cc9aba2f94ae4adc2512264099a7c2e781674dd527a2d79
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
4/10
discovery

Malware Config

Signatures

  • Checks installed software on the system 1 TTPs

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

    discovery
  • Drops file in Program Files directory 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Modifies registry class 13 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Paragon Tweaking Utility-4.4.3-amd64-installer.exe
    "C:\Users\Admin\AppData\Local\Temp\Paragon Tweaking Utility-4.4.3-amd64-installer.exe"
    1⤵
    • Drops file in Program Files directory
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4660
    • C:\Users\Admin\AppData\Local\Temp\nsv5CFC.tmp\ptu-preinstall.exe
      "C:\Users\Admin\AppData\Local\Temp\nsv5CFC.tmp\ptu-preinstall.exe" --preinstall-stop --preinstall-self-sha256 "2fc9070997bcd1e107d133de93a07b2847b413005585735d4aa9609b91623087" --install-dir "C:\Program Files\Paragon Tweaking Utility\Paragon Tweaking Utility"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:3240

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        InstallOptions.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsv5CFC.tmp\InstallOptions.dll
        • Size 15KB
        • SHA256 dd0d1a8c4511261333e90a94d9912000592c46731b615aa7a37cd2b3eb6a8d58
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        System.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsv5CFC.tmp\System.dll
        • Size 12KB
        • SHA256 996645d7f16a6294babb6da83478062aed7b72318d7a51b66e90ab5d3edc51a5
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ioSpecial.ini
        • Path C:\Users\Admin\AppData\Local\Temp\nsv5CFC.tmp\ioSpecial.ini
        • Size 1KB
        • SHA256 f2848e61e094e32b78690ed3c3aea10de1256214fe8efe7254349bf824db5328
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        ioSpecial.ini
        • Path C:\Users\Admin\AppData\Local\Temp\nsv5CFC.tmp\ioSpecial.ini
        • Size 1KB
        • SHA256 9eef588702277117a892365ecc0bf2c180956cee42a5c68069437559f3a2d094
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        ioSpecial.ini
        • Path C:\Users\Admin\AppData\Local\Temp\nsv5CFC.tmp\ioSpecial.ini
        • Size 1KB
        • SHA256 953e484b0524ea64d2cb401f265a60eac42a5fb9d7eb67d8cd370a808a91f68c
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        ptu-preinstall.exe
        • Path C:\Users\Admin\AppData\Local\Temp\nsv5CFC.tmp\ptu-preinstall.exe
        • Size 6.5MB
        • SHA256 2fc9070997bcd1e107d133de93a07b2847b413005585735d4aa9609b91623087
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download