Remove Backdoor:PHP/SimpleShell.A [Trj] Immediately

Since yesterday morning my PC's behavior suddenly get changed. All its essential settings and applications automatically get disabled. After scanning, I came to know it is Backdoor:PHP/SimpleShell.A [Trj] infection. I tried many techniques but find myself not able to remove Backdoor:PHP/SimpleShell.A [Trj] from my computer. Kindly Help me in making my machine again accessible.

Backdoor:PHP/SimpleShell.A [Trj] is recognized as a Trojan horse that secretly get added and bring changes in essential system settings aiming to make machine in-accessible. It usually attack Windows based machine. Once activated, it will start adding corrupt registries in Windows Registry Editor and will even disable task manager as well. Backdoor:PHP/SimpleShell.A [Trj] is created by cyber criminals and PC attackers aiming to gather confidential data including banking and personal details by tracking online activities. It is a tricky Trojan as it uses rootkit techniques to remain hidden deep inside system and even remain disable your security software as well. The main aim of this infectious is to allow lots of other malicious PC threat easily get added and thus degrade its performance as well. Most of the time it get added along with free programs downloaded from non authorized websites. It even come along with junk mail, after clicking unsafe links and url as well. Thus, it is advised to immediately remove Backdoor:PHP/SimpleShell.A [Trj] and thus make system again accessible.

Backdoor:PHP/SimpleShell.A [Trj] will slow down PC speed and will distract your browsing experience as well. It will modify browsers settings and will always bring changes commonly used browsers IE, Mozilla and Google Chrome searches to let its result redirected to unsafe and risky websites. You would observe desktop back ground and even system's appearance all of sudden get changed without your consent. In order to get rid with all the PC issues, we recommend user to delete Backdoor:PHP/SimpleShell.A [Trj] as soon as possible before its too late.

>>Free Download Backdoor:PHP/SimpleShell.A [Trj] Scanner<<


Manual Backdoor:PHP/SimpleShell.A [Trj] Removal Guide

Step 1: How to Start your PC in Safe Mode with Networking to Get Rid of Backdoor:PHP/SimpleShell.A [Trj]

(For Win 7 | XP | Vista Users)

  • first of all PC is to be rebooted in Safe Mode with Networking
  • Select on Start Button and Click on Shutdown | Restart option and select OK
  • when the PC restarts, keep tapping on F8 until you don’t get Advanced Boot Options.
  • Safe Mode with Networking Option is to be selected from the list.



(For Win 8 | 8.1 | Win 10 Users)

  • Click on Power Button near Windows Login Screen
  • Keep Shift Button on the keyboard pressed and select Restart Option
  • Now Select on Enable Safe Mode with Networking Option



In case Backdoor:PHP/SimpleShell.A [Trj], is not letting your PC to Start in Safe Mode, then following Step is to followed

Step 2: Remove Backdoor:PHP/SimpleShell.A [Trj] Using System Restore Process

  • PC need to be rebooted to Safe Mode with Command Prompt
  • As soon as Command Prompt Window appear on the screen, select on cd restore and press on Enter option


Type rstrui.exe and Click on Enter again.


Now users need to Click on Next option and Choose restore point that was the last time Windows was working fine prior to Backdoor:PHP/SimpleShell.A [Trj] infection. Once done, Click on Next button.



Select Yes to Restore your System and get rid of Backdoor:PHP/SimpleShell.A [Trj] infection.


However, if the above steps does not work to remove Backdoor:PHP/SimpleShell.A [Trj], follow the below mentioned steps

Step:3  Unhide All Hidden Files and Folders to Delete Backdoor:PHP/SimpleShell.A [Trj]

How to View Backdoor:PHP/SimpleShell.A [Trj] Hidden Folders on Windows XP

  1. In order to show the hidden files and folders, you need to follow the given instructions:-
  2. Close all the Windows or minimize the opened application to go to desktop.
  3. Open “My Computer” by double-clicking on its icon.
  4. Click on Tools menu and select Folder options.
  5. Click on the View tab from the new Window.
  6. Check the Display contents of the system folders options.
  7. In the Hidden files and folders section, you need to put a check mark on Show hidden files and folders option.
  8. Click on Apply and then OK button. Now, close the Window.
  9. Now, you can see all the Backdoor:PHP/SimpleShell.A [Trj] related hidden files and folders on the system.

win xpView-tab-1

How to Access Backdoor:PHP/SimpleShell.A [Trj] Hidden folders on Windows Vista

  1. Minimize or close all opened tabs and go to Desktop.
  2. Go to the lower left of your screen, you will see Windows logo there, click on Start button.
  3. Go to Control Panel menu and click on it.
  4. After Control Panel got opened, there will two options, either “Classic View” or “Control Panel Home View”.
  5. Do the following when you are in “Classic View”.
  6. Double click on the icon and open Folder Options.
  7. Choose View tab.
  8. Again move to step 5.
  9. Do the following if you are “Control Panel Home View”.
  10. Hit button on Appearance and Personalization link.
  11. Chose Show Hidden Files or Folders.
  12. Under the Hidden File or Folder section, click on the button which is right next to the Show Hidden Files or Folders.
  13. Click on Apply button and then hit OK. Now, close the window.
  14. Now, to show you all hidden files or folders created by Backdoor:PHP/SimpleShell.A [Trj], you have successfully considered Windows Vista.




How to Unhide Backdoor:PHP/SimpleShell.A [Trj] Created Folders on Windows 7

1. Go to the desktop and tap on the small rectangle which is located in the lower-right part of the system screen.

2. Now, just open the “Start” menu by clicking on the Windows start button which is located in the lower-left side of the PC screen that carries the windows logo.

3. Then after, look for the “Control Panel” menu option in the right-most row and open it.

4. When the Control Panel menu opens, then look for the “Folder Options” link.

5. Tap over the “View tab”.

6. Under the “Advanced Settings” category, double click on the “Hidden Files or Folders” associated with Backdoor:PHP/SimpleShell.A [Trj].

7. Next, just select the check-box in order to Show hidden files, folders, or drives.

8. After this, click on “Apply” >> “OK” and then close the menu.

9. Now, the Windows 7 should be configured to show you all hidden files, folders or drives.


Steps to Unhide Backdoor:PHP/SimpleShell.A [Trj] related Files and Folders on Windows 8

  1. First of all, power on your Windows PC and click on start logo button that is found in left side of the system screen.
  2. Now, move to program lists and select control panel app.
  3. When Control panel is open completely, click on more settings option.
  4. After, you will see a Control panel Window and then you choose “Appearance and Personalization” tab.
  5. In Advance settings dialogue box, you need to tick mark on Show hidden files and folders and clear the check box for Hide protected system files.
  6. Click on Apply and Ok button. This apply option helps you to detect and eradicate all types of Backdoor:PHP/SimpleShell.A [Trj] related suspicious files.
  7. Finally, navigate your mouse cursor on close option to exit this panel.

win 8 unhide folders


How to View Backdoor:PHP/SimpleShell.A [Trj] associated folders on Windows 10

1. Open the folder if you wish to unhide files.

2. Search and Click on View in Menu bar

3. In Menu click on to view folder options.

4. Again click on View and Enable Radio Button associated with Show hidden files created by Backdoor:PHP/SimpleShell.A [Trj], folder and drive.

5. Press apply and OK.

win 10 Options

Step 4: Press Start Key along with R- copy + paste the below stated command and Click on OK

notepad %windir%/system32/Drivers/etc/hosts

  • This will open up a new file, in case if your system has been hacked, some IP’s will be shown at the bottom of the screen


Click on the Start Menu, Input “Control Panel” in the search box —> Select. Network and Internet —> Network and Sharing Center —> Next Change Adapter Settings. Right-click your Internet connection —> Select on Properties.

  • In case if you find Suspicious IP in the local host –or if you are finding it difficult and have any problem then submit question to us and we will be happy to help you.