What is SysDefense

SysDefense is yet another clone of the similar rogue security software like GuardPCs and APCProtect. It is from the third generation of infamous rogue antivirus software WiniGuard.

The look, feel and the user interface of all these scam software are similar. They all work on the same principle of infecting yourc omputer with the help of some Trojan infection already present in yoruc omputer. As soon as their traces get sneaked in your comouter, they start displaying your lots of fake alarms and warning messages that your computer is full of virus and spyware. They use all sorts of tactics to convince you to purchase the license of their product.

But all these claimsa re plain scam. SysDefense will not do anything to protect you from malware and spyware. It is a scam, please do not take any action like purchasing it. Instead you can try following steps for the removal of SysDefense from your computer.

Technical Details of SysDefense

  • Full name: SysDefense, System Defense
  • Date Appeared: Dec. 2009
  • Characteristic: Rogue security program
  • URL: http://SysDefense.com

Do I need to remove SysDefense

You can yourself search your computer manually, but it is not recommended unless you are a tech-geek. To save time and effort, we recommend you to download a FREE Scanner.

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Free Scanner for SysDefense


How to Uninstall SysDefense scam

The best way for the removal of SysDefense is to install a good quality Anti-spyware Program and scan your system for any infections.

Automatic removal of SysDefense is always good and complete as compared to any attempts to manually remove it, which may sometime lead to erroneous results. If you are not completely aware of all the files and registry entries used by this rogue anti-spyware, then we do not recommend you to attempt for the manual removal of SysDefense.

Instructions to get rid of SysDefense

If you really want to remove the SysDefense infection on your system manually then proceed as follows.

Step 1: Kill the SysDefense ProcessesLearn how to do that


Step 2: Remove SysDefense files, folders and all associated SysDefense DLL files:Learn how to do that


c:\Documents and Settings\All Users\Desktop\SysDefence.lnk
c:\Documents and Settings\All Users\Start Menu\Programs\SysDefence\1 SysDefence.lnk
c:\Documents and Settings\All Users\Start Menu\Programs\SysDefence\2 Homepage.lnk
c:\Documents and Settings\All Users\Start Menu\Programs\SysDefence\3 Uninstall.lnk
c:\Program Files\SysDefence Software\SysDefence\SysDefence.exe
c:\Program Files\SysDefence Software\SysDefence\uninstall.exe

c:\Documents and Settings\All Users\Start Menu\Programs\SysDefence
c:\Program Files\SysDefence Software
c:\Program Files\SysDefence Software\SysDefence

Step 3: Uninstall SysDefense registry entries: Learn how to do that

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “SysDefence.exe”

Free Scan for SysDefense