From Wiki-Security, the free encyclopedia of computer security

SystemDoctor Information
Type: Spyware
Analysis: Installs & gathers info from a PC without user permission.
Infection: By downloading freeware & shareware.
Symptoms: Changes PC settings, excessive popups & slow PC performance.
Detection Tool: >>> Download SpyHunter's Spyware Scanner <<<

SpyHunter's spyware scanner is intended to quickly scan and identify spyware on your PC. If you wish to eliminate spyware from your PC and prevent future spyware attacks, we recommend you buy SpyHunter's spyware removal tool, which includes full technical support and a Spyware HelpDesk to tackle spyware that is uniquely affecting your PC.
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SystemDoctor, a clone of ErrorSafe, is a rogue anti-spyware application that may infect your system through a trojan downloader (usually the Zlob trojan). Once SystemDoctor is installed, it may generate a number of unwanted pop-up and pop-under advertisements.

SystemDoctor may show security notifications stating that your system is in danger in order to lure you into buying its promoted anti-spyware software. SystemDoctor may come bundled with other software and install on your machine without your knowledge or consent. SystemDoctor is very difficult to manually remove because it has the ability to recreate itself.

To check your computer for SystemDoctor, download SpyHunter Spyware Detection Tool.

SpyHunter spyware detection tool is only a scanner meant to assist you in detecting SystemDoctor and other threats. If you detect the presence of SystemDoctor on your PC, you have the opportunity to purchase the SpyHunter removal tool to remove any traces of SystemDoctor.


Detection of SystemDoctor (Recommended)

SystemDoctor is difficult to detect and remove. SystemDoctor is not likely to be removed through a convenient "uninstall" feature. SystemDoctor, as well as other spyware, can re-install itself even after it appears to have been removed.

You also run the risk of damaging your computer since you're required to find and delete sensitive files in your system such as DLL files and registry keys. It is recommended you use a good spyware remover to remove SystemDoctor and other spyware, adware, trojans and viruses on your computer.

Run a SystemDoctor scan/check to successfully detect all SystemDoctor files with the SpyHunter Spyware Detection Tool. If you wish to remove SystemDoctor, you can either purchase the SpyHunter spyware removal tool to remove SystemDoctor or follow the SystemDoctor manual removal method provided in the "Remedies and Prevention" section.

Method of Infection

There are many ways your computer could get infected with SystemDoctor. SystemDoctor can come bundled with shareware or other downloadable software.

Another method of distributing SystemDoctor involves tricking you by displaying deceptive pop-up ads that may appear as regular Windows notifications with links which look like buttons reading Yes and No. No matter which "button" that you click on, a download starts, installing SystemDoctor on your system. SystemDoctor installs on your computer through a trojan and may infect your system without your knowledge or consent.

If you think you may already be infected with SystemDoctor, use this SpyHunter Spyware dectection tool to detect SystemDoctor and other common Spyware infections. After detection of SystemDoctor, the next advised step is to remove SystemDoctor with the purchase of the SpyHunter Spyware removal tool.


SystemDoctor may attempt to change your computer's desktop, hijack your browser, monitor your Internet browsing activities, change system files, and can do this without your knowledge or permission. Therefore, it is strongly recommended to remove all traces of SystemDoctor from your computer.

Remedies and Prevention

SystemDoctor, as well as other Spyware, are constantly evolving and becoming more advanced to avoid detection. SystemDoctor along with its variants can install in different locations and even when you try to uninstall it you find they reappear when you reboot your computer.

Install a good anti-spyware software

When there's a large number of traces of Spyware, for example SystemDoctor, that have infected a computer, the only remedy may be to automatically run a Spyware scan from a good anti-spyware software designed to detect SystemDoctor and other types of spyware.

Remove SystemDoctor manually

Another method to remove SystemDoctor is to manually delete SystemDoctor files in your system. Detect and remove the following SystemDoctor files:


  • sd2006.exe
  • systemdoctor2006freeinstall.exe
  • systemdoctorfreesetup.exe
  • unins000.exe
  • sdmain.exe
  • SystemDoctor2006FreeBHInstall[1].exe
  • dcpasmon.exe
  • DNSE.exe
  • systemdoc.exe
  • dcmon.exe

Other Files

  • sd2006url.url
  • systemdoctor 2006 on the web.lnk
  • systemdoctor 2006.lnk
  • umain.xml
  • unins000.dat
  • uninstall systemdoctor 2006.lnk
  • SystemDoctor Free
  • SystemDoctor on the Web.lnk
  • SystemDoctor.lnk
  • Uninstall SystemDoctor.lnk
  • %ProgramFiles%\SystemDoctor Free
  • SystemDoctor.url
  • %CommonProgramFiles%\System Doctor
  • %AllUsersProfile%\Application Data\System Doctor Free
  • %AppData%\System Doctor Free

Registry Keys

  • HKEY_CLASSES_ROOT\clsid\{151a44b0-fc2d-4a02-bbbc-6b372f2f659c}
  • HKEY_CURRENT_USER\software\systemdoctor 2006 free
  • HKEY_CURRENT_USER\software\systemdoctor 2006 free\tasksettings
  • HKEY_LOCAL_MACHINE\software\microsoft\windows\currentversion\run systemdoctor 2006 free
  • HKEY_LOCAL_MACHINE\software\microsoft\windows\currentversion\uninstall\usdr6_is1
  • HKEY_LOCAL_MACHINE\software\systemdoctor 2006 free
  • 15A688FA-7498-4C96-805A-95EE45071628
  • SystemDoctor Free
  • Microsoft\Windows\CurrentVersion\Explorer\MenuOrder\Start Menu2\Programs\System Doctor Unregistered Version

External links

PC Infected

If your computer is running slow, or making excessive popups, you may be infected with Spyware.

Click here to Download SpyHunter's Spyware detection tool.Click here

Disclaimer Information
This website, its content or any portion of this website is NOT affiliated with, connected to, or sponsored by SystemDoctor or its creators in any way. This website does not advocate the actions or behavior of SystemDoctor and its creators. Our objective is to provide Internet users with the know-how to detect and remove SystemDoctor and other Internet threats.

The readers of this article should not mistake, confuse or associate this article to be an advertisement or a promotion of SystemDoctor in any way. The content provided on this website is intended for educational or informational purposes and is provided "AS IS" with no warranties, and confers no rights.