Backdoor:PHP/SimpleShell.A is a Backdoor trojan horse. It consists of a PHP script running on a compromised server. It could also download other malicious files on a computer, modify various settings and steal personal information.
|Short Description||The backdoor can give unauthorized access of a computer to a hacker over remotely.|
|Symptoms||The Trojan may download, upload, execute and delete different files on a compromised machine and also may modify various system settings.|
|Distribution Method||Targeted Attacks, Email Attachments, PHP script.|
|Detection Tool||Download Malware Removal Tool, to See If Your System Has Been Affected by malware|
|User Experience||Join our forum to follow the discussion about Backdoor:PHP/SimpleShell.A.|
Backdoor:PHP/SimpleShell.A – How Did I Get It?
There are a number of ways you could get infected with the “PHP/SimpleShell.A” Backdoor Trojan. The most common distribution method is if you are running an exploitable and/or outdated Joomla management system for web publishing. Another common way is to execute the script manually if you are tricked that it is a useful program. Thus, without knowing, you are getting the
Backdoor Trojan inserted into your system.
You might have been infected with the Trojan from a targeted attack by downloading an attachment from an electronic mail. Files that can be used to spread various threats such as the Backdoor:PHP/SimpleShell.A, more often than not, have these extensions: .bat, .exe, .vbs, .pif, .scr and other executable ones. However, this specific one is usually a .php script. You could also get infected via some plugin, extension, popup banner, or a site with malware on it.
Backdoor:PHP/SimpleShell.A – More About It
The Backdoor:PHP/SimpleShell.A Backdoor Trojan represents a simple PHP script file, that when executed, opens a Backdoor. It usually finds its way via an exploitable and/or outdated Joomla management system for web publishing into a computer system. Some of the files that are reported to be malicious:
After the backdoor has access to a compromised machine, it can execute certain actions such as downloading, uploading, running and deleting various files. Also, it may run or stop applications, modify different settings. When the backdoor Trojan has control over these functions it may also, log keystrokes and steal sensitive information and spread malicious files to other computer systems in the network, even the World Wide Web.
Once the Trojan connects to a remote location, a hacker can give commands to it directly. The hacker can do the following:
- Check for an Internet connection
- Validate a digital certificate
- Download and run files, updates and malware
- Report of a new infection to the hacker
- Receive configuration and other data
- Search for a geographical location of the machine
- Upload information to the remote location
This proves that the Backdoor:PHP/SimpleShell.A Trojan has dangerous capabilities, including a two-way backdoor to a remote location selected by a cyber-criminal, who can steal very sensitive and personal information from the computer being targeted.
Remove Backdoor:PHP/SimpleShell.A Completely
This Trojan can connect to a remote host, access different sensitive information and infect you with different kinds of malware. It may track your personal information and send that data to the hackers that created it, which can aid them to profit from it. In order to completely get rid of the Backdoor:PHP/SimpleShell.A Trojan horse from your computer, carefully follow the step-by-step removal guide provided down below!
- Guide 1: How to Remove Backdoor:PHP/SimpleShell.A from Windows.
- Guide 2: Get rid of Backdoor:PHP/SimpleShell.A on Mac OS X.
- Guide 3: Remove Backdoor:PHP/SimpleShell.A in Google Chrome.
- Guide 4: Erase Backdoor:PHP/SimpleShell.A from Mozilla Firefox.
- Guide 5: Uninstall Backdoor:PHP/SimpleShell.A from Microsoft Edge.
- Guide 6: Remove Backdoor:PHP/SimpleShell.A from Safari.
- Guide 7: Eliminate Backdoor:PHP/SimpleShell.A from Internet Explorer.
- Guide 8: Disable Backdoor:PHP/SimpleShell.A Push Notifications in Your Browsers.
How to Remove Backdoor:PHP/SimpleShell.A from Windows.
Step 1: Boot Your PC In Safe Mode to isolate and remove Backdoor:PHP/SimpleShell.A
Step 2: Uninstall Backdoor:PHP/SimpleShell.A and related software from Windows
Here is a method in few easy steps that should be able to uninstall most programs. No matter if you are using Windows 10, 8, 7, Vista or XP, those steps will get the job done. Dragging the program or its folder to the recycle bin can be a very bad decision. If you do that, bits and pieces of the program are left behind, and that can lead to unstable work of your PC, errors with the file type associations and other unpleasant activities. The proper way to get a program off your computer is to Uninstall it.
Step 3: Clean any registries, created by Backdoor:PHP/SimpleShell.A on your computer.
The usually targeted registries of Windows machines are the following:
You can access them by opening the Windows registry editor and deleting any values, created by Backdoor:PHP/SimpleShell.A there. This can happen by following the steps underneath:
Get rid of Backdoor:PHP/SimpleShell.A from Mac OS X.
Step 1: Uninstall Backdoor:PHP/SimpleShell.A and remove related files and objects
1. Hit the ⇧+⌘+U keys to open Utilities. Another way is to click on “Go” and then click “Utilities”, like the image below shows:
- Go to Finder.
- In the search bar type the name of the app that you want to remove.
- Above the search bar change the two drop down menus to “System Files” and “Are Included” so that you can see all of the files associated with the application you want to remove. Bear in mind that some of the files may not be related to the app so be very careful which files you delete.
- If all of the files are related, hold the ⌘+A buttons to select them and then drive them to “Trash”.
In case you cannot remove Backdoor:PHP/SimpleShell.A via Step 1 above:
In case you cannot find the virus files and objects in your Applications or other places we have shown above, you can manually look for them in the Libraries of your Mac. But before doing this, please read the disclaimer below:
You can repeat the same procedure with the following other Library directories:
Tip: ~ is there on purpose, because it leads to more LaunchAgents.
Step 2: Scan for and remove Backdoor:PHP/SimpleShell.A files from your Mac
When you are facing problems on your Mac as a result of unwanted scripts and programs such as Backdoor:PHP/SimpleShell.A, the recommended way of eliminating the threat is by using an anti-malware program. SpyHunter for Mac offers advanced security features along with other modules that will improve your Mac’s security and protect it in the future.
Remove Backdoor:PHP/SimpleShell.A from Google Chrome.
Step 1: Start Google Chrome and open the drop menu
Step 2: Move the cursor over "Tools" and then from the extended menu choose "Extensions"
Step 3: From the opened "Extensions" menu locate the unwanted extension and click on its "Remove" button.
Step 4: After the extension is removed, restart Google Chrome by closing it from the red "X" button at the top right corner and start it again.
Erase Backdoor:PHP/SimpleShell.A from Mozilla Firefox.
Step 1: Start Mozilla Firefox. Open the menu window
Step 2: Select the "Add-ons" icon from the menu.
Step 3: Select the unwanted extension and click "Remove"
Step 4: After the extension is removed, restart Mozilla Firefox by closing it from the red "X" button at the top right corner and start it again.
Uninstall Backdoor:PHP/SimpleShell.A from Microsoft Edge.
Step 1: Start Edge browser.
Step 2: Open the drop menu by clicking on the icon at the top right corner.
Step 3: From the drop menu select "Extensions".
Step 4: Choose the suspected malicious extension you want to remove and then click on the gear icon.
Step 5: Remove the malicious extension by scrolling down and then clicking on Uninstall.
Remove Backdoor:PHP/SimpleShell.A from Safari.
Step 1: Start the Safari app.
Step 2: After hovering your mouse cursor to the top of the screen, click on the Safari text to open its drop down menu.
Step 3: From the menu, click on "Preferences".
Step 4: After that, select the 'Extensions' Tab.
Step 5: Click once on the extension you want to remove.
Step 6: Click 'Uninstall'.
A pop-up window will appear asking for confirmation to uninstall the extension. Select 'Uninstall' again, and the Backdoor:PHP/SimpleShell.A will be removed.
Eliminate Backdoor:PHP/SimpleShell.A from Internet Explorer.
Step 1: Start Internet Explorer.
Step 2: Click on the gear icon labeled 'Tools' to open the drop menu and select 'Manage Add-ons'
Step 3: In the 'Manage Add-ons' window.
Step 4: Select the extension you want to remove and then click 'Disable'. A pop-up window will appear to inform you that you are about to disable the selected extension, and some more add-ons might be disabled as well. Leave all the boxes checked, and click 'Disable'.
Step 5: After the unwanted extension has been removed, restart Internet Explorer by closing it from the red 'X' button located at the top right corner and start it again.
Remove Push Notifications caused by Backdoor:PHP/SimpleShell.A from Your Browsers.
Turn Off Push Notifications from Google Chrome
To disable any Push Notices from Google Chrome browser, please follow the steps below:
Step 1: Go to Settings in Chrome.
Step 2: In Settings, select “Advanced Settings”:
Step 3: Click “Content Settings”:
Step 4: Open “Notifications”:
Step 5: Click the three dots and choose Block, Edit or Remove options:
Remove Push Notifications on Firefox
Step 1: Go to Firefox Options.
Step 2: Go to “Settings”, type “notifications” in the search bar and click "Settings":
Step 3: Click “Remove” on any site you wish notifications gone and click “Save Changes”
Stop Push Notifications on Opera
Step 1: In Opera, press ALT+P to go to Settings
Step 2: In Setting search, type “Content” to go to Content Settings.
Step 3: Open Notifications:
Step 4: Do the same as you did with Google Chrome (explained below):
Eliminate Push Notifications on Safari
Step 1: Open Safari Preferences.
Step 2: Choose the domain from where you like push pop-ups gone and change to "Deny" from "Allow".