84,488,480 programs installed

Should I remove TrustDefender?

What percent of users and experts removed it?
6% remove it94% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #29,956
United States Rank #25,928
Reach 0.0048%
Lifespan of installation (until removal)
< 63.99 days
336.69 days >
Average installed length: 176.91 days


VersionDistribution 1.05% 1.05% 3.16% 2.11% 1.05% 4.21% 6.32% 2.11% 33.68% 2.11% 3.16% 2.11% 8.42% 2.11%


What is TrustDefender?  (from Symbiotic Technologies)

TrustDefender is designed to protect your computer from attack by Online Criminals, identify and stop unknown software or crimeware, ensuring that your computer is Safe&Secure during an online business session or banking transaction. TrustDefender’s “Safe&Secure” mode does not rely on blacklists or heuristics and uses ...  Read more


TrustDefender is a software program developed by Symbiotic Technologies. The most common release is, with over 98% of all installations currently using this version. During setup, the program creates a startup registration point in Windows in order to automatically start when any user boots the PC. Upon being installed, the software adds a Windows Service which is designed to run continuously in the background. Manually stopping the service has been seen to cause the program to stop functing properly. It adds a background controller service that is set to automatically run. Delaying the start of this service is possible through the service manager. The software is designed to connect to the Internet and adds a Windows Firewall exception in order to do so without being interfered with. The setup package generally installs about 31 files and is usually about 11.39 MB (11,946,435 bytes). Relative to the overall usage of users who have this installed on their PCs, most are running Windows 7 (SP1) and Windows 10. While about 50% of users of TrustDefender come from the United States, it is also popular in Australia and United Kingdom.

Program detailsProgram details

URL: www.trustdefender.com
Installation folder: C:\Program Files\TrustDefender\TrustDefender\
Uninstaller: "C:\Program Files\TrustDefender\TrustDefender\unins000.exe"
Estimated size: 11.39 MB

Program filesFiles installed by TrustDefender

  • disasmlib.dll - Disassembler library for TrustDefender (Disassembler Library)
  • KProcessCheck2.sys - TrustDefender Kernel Forensics Engine (KProcessCheck2 - Kernel Forensics Engine)
  • KProcessCheck2_x64.sys
  • vista_session.dll - vista_session Dynamic Link Library (vista_session Dynamic Link Library)
  • WinUserAppLauncher.exe - WinUserAppLauncher Application
  • FwHookDrv.sys - TrustDefender Firewall Driver
  • TDllHook.dll - TDllHook Dynamic Link Library
  • SQLite.dll - SQLite Dynamic Link Library
  • TDWatchdog.exe - TrustDefender Watchdog
  • SHNDialog.exe - SHNDialog Application
  • nfapi.dll - TrustDefender Client (nfapi Dynamic Link Library)
  • ntlm.dll - ntlm Dynamic Link Library
  • TDIEButton.dll - TDIEButton Module (TrustDefender IE Button)
  • TrustDefender.exe - TrustDefender
  • appface.dll (by Matinsoft) - AppFace UI Development Kits (AppFace User Interface Development Kits)
  • libeay32.dll (by The OpenSSL Project, http://www.openssl.org/) - The OpenSSL Toolkit (OpenSSL Shared Library)
  • ssleay32.dll (by The OpenSSL Project, http://www.openssl.org/)
  • cleanup_setup.exe
  • LiteUnzip.dll - Extract the contents from a ZIP archive
  • LiteZip.dll - Create a ZIP archive
  • unins000.exe - Setup/Uninstall

Program behaviorsBehaviors exhibited

  • TrustDefender.exe runs as a service named 'TrustDefender' (TrustDefender).
Startup File (User Run)
  • TDWatchdog.exe is loaded in the current user (HKCU) registry as an auto-starting executable named 'TrustDefenderWD' and executes as "C:\Program Files\TrustDefender\TrustDefender\TDWatchdog.exe".
Startup File (All Users Run)
  • TDWatchdog.exe is loaded in the all users (HKLM) registry as a startup file name 'TrustDefenderWD' which loads as "C:\Program Files\TrustDefender\TrustDefender\TDWatchdog.exe".
Windows Firewall Allowed Program
  • TrustDefender.exe is added as a firewall exception for 'C:\Program Files\TrustDefender\TrustDefender\TrustDefender.exe'.

How do I remove TrustDefender?

You can uninstall TrustDefender from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8/10: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program TrustDefender, click it, and then do one of the following:
    • Windows Vista/7/8/10: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove TrustDefender.

Win 7 (SP1) 65%
Win Vista 1%
Automatically starts? Yes
(Found in the run registry)
Uninstall it 6%
Keep it 94%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 65.26%
Windows 10 24.21%
Windows XP 6.32%
Windows Vista 4.21%
Which OS releases does it run on?
Windows 7 Home Premium 51.58%
Windows 7 Professional 10.53%
Windows 8.1 8.42%
Microsoft Windows XP 6.32%
Windows 8.1 Pro 4.21%
Windows 10 Home 4.21%

Distribution by countryGeography

50.00% of installs come from the United States
Which countries install it?
  United States 50.00%
  Australia 21.31%
  United Kingdom 20.49%
  New Zealand 7.38%
  Spain 0.82%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 40.00%
Dell 24.29%
Lenovo 10.00%
Acer 8.57%
Toshiba 4.29%
ASUS 2.86%
Compaq 1.43%
Samsung 1.43%
Packard Bell 1.43%
Alienware 1.43%
Sony 1.43%
Common models
HP Pavilion dv6 Notebook ... 3.66%
HP-Pavilion FQ568AA-ABA s... 2.44%
ASUSTeK M11AD 2.44%
Acer Predator G3620 2.44%
Dell XPS 8500 2.44%


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