I used to make Google.com as my homepage and search engine which right now has been replaced by Terra.im. I have no idea when I set it as my homepage, I am sure that it is not my parent or my brother install it and set it as a start page. Can it be downloaded by itself and replace my homepage forcibly?
What is Terra.im
Terra.im is a kind of browser hijacker which can be downloaded and installed onto the target computer via utilizing free bundles. Usually, it attaches to the free downloads from the internet as freeware , shareware , p2p files, video and music files as well as spam email attachments. PC users may get this browser virus installed when they agree the installation processes of those free downloads. To be exact, it can be automatically installed when users install the third party programs which it bundles with or open the malicious email attachments it hides in. Due to the installation of it is invisible and unrecognizable, many victims reported that it is not easy to notice the attack of this threat and it just appears on the infected browsers suddenly. The truth is that it is users themselves who download and install this browser threat onto their computer system while they are installing those insecure internet resources.
Besides replacing the default homepage and search engine without any consent, it still make use of the search results by substituting commercial links and ad-supported sites for default search results. As a result, users will get some unrelated search results no matter which search keyword they type in the search box. It is a method that the developers of this browser redirect virus earn money. Once users click on those fake or insecure sites, they will be misled to some online shopping sites that contain many online sales or other unsafe sites which may contain computer threats as Trojan virus, worm, adware and other kinds of threats that can harm the computer system badly. Apart from the replacements of homepage, search engine and search results, it also make other troubles as high consumption of system resources, “no respond” of programs, block of internet connection and data loss. To avoid this type of browser virus, it is necessary to stay away from unknown sites and never download resources from some low-reputation sites.
Symptoms of Terra.im Browser Redirect
Homepage is forced to be changed without user’s permission.
Malicious toolbar is added
Computer performs very slowly and strange.
Many other malicious infections are installed.
Security tools are disabled.
Search results jump up to other unwanted links.
Tons of annoying pup ups fills the screen.
Unable to access task manager
Certain webpage is blocked.
Network connection speed is very slow.
Malicious code has taken over and modified the settings of computer browser.
Ways Terra.im Gets into Computer
Usually, Terra.im virus can be downloaded through freeware or shareware which is found on many suspicious and unknown websites. It may automatically pup up on search engines like Internet explorer, Mozilla Firefox and Google Chrome. Furthermore, this infection has the ability to invade innocent computer without user’s notice. Once being affected, computer browser is redirected to some illegal and malicious websites. Besides, when the infected computer is connected to the internet, it will download different kinds of malicious software or programs and allow other infections enter the infected computer.
How to Remove Terra.im from Browsers
You can remove Terra.im automatically or manually.
Method one:Remove Terra.im Automatically
Method two: Remove Terra.im Manually
Method one:Remove Terra.im Automatically
* Step One: download removal tool SpyHunter on your PC by clicking the follow button.
* Step two: Save and Install it on your computer by following the installation wizard.
* step three: After finishing the installation, launch SpyHunter and click “Malware Scan”to perform a full and quick system scan on your PC.
* step four: After the system scan, choose select all and then click Remove to eliminate all the threats on your PC
Method Two: Manually remove Terra.im Browser Hijacker.
Step 1: Clean all the cookies of affected browsers
Start IE-> click on the Tools-> point to Safety and click Delete Browser History-> tick the Cookies box and then click Delete button.
Start Mozilla Firefox-> click on Tools-> then select Options and Privacy respectively-> click Remove Individual Cookies-> in the Cookies panel, click on Show Cookies.
To remove a single cookie click on the entry in the list and click on the Remove Cookie
To remove all cookies click on the Remove All Cookies link and then click OK button.
Launch Google Chrome-> click on the Tools menu and select “Clear browsing data” option-> select “Delete cookies and other site and plug-in data” and click “Clear browsing data” button to delete all malicious cookies from the list.
Open Safari if it is not already open.
Choose Safari > Preferences, and then click Privacy.
Select one or more website that stores cookies, and then click Remove or Remove All.
When you finish removing websites, click Done.
Step 2: Remove add-ons and Extensions from infected browsers.
Start Internet Explorer.
Click on setting icon upper right and select Manage add-ons.
Click Toolbars and Extensions on the left side, search and remove any suspicious add-ons.
Run Firefox browser.
Click on Tools and select Add-ons.
Click Extensions on the left side, find out and disable any suspicious add-ons.
Run Google Chrome.
Click on wrench icon in the upper right corner, click on Tools and select Extensions option.
Find out the malicious add-ons and remove them from Chrome.
In the Safari Preferences window, click the “Extensions” tab. Find the related plugin, then click on the “Uninstall” button. This infection can add more than one extension, it is recommended that you remove all unknown extensions from Safari.
Next, select “Preferences“, go to the “General” tab and change the “Default Search Engine” to Google or other search engine you like. Then, in the “General” tab, find the “Home Page” and change it to “google.com” or other wanted sites.
Step 3: End prevent process
Press Ctrl+Alt+Del or Ctrl+Shift+Esc keys together to open Widows Task Manager. While Widows Task Manager opens, click on Processes tab. Select the related processes and click End Process button to cease them.
Step 4: Show hidden files and folders
Click Start menu and Control Panel from the list. Click Appearance and Personalization, and then click Folder Options.
In the Folder Option, click its View tab. Check Show hidden files and folders and uncheck Hide protected operating system files (Recommend) under the Advanced settings, and then hit OK button.
Step 5: Delete registry entries
Attention: Be always to back up registry entries before making any changes.
Press Windows+R keys together, while a command box pops up, type “regedit” into the Run box, and then hit OK button to continue.
In the Registry Editor, locate and delete the registry entries below.
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” =Random
Step 6: Find out and remove the following vicious files of the Virus
%AllUsersProfile%\ApplicationData\.dll HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Random “.exe”
Step 7: Restart your machine
According to the information mentioned above, it is not easy to finger out that Terra.im is a risky and nasty browser virus. This kind of browser threat is able to help remote hackers steal vital information stored on the computer. The most annoying thing is that it will display a lot of pup up ads on the screen which will stop users from normal activities all the time. To avoid more data being stolen by such browser virus, it is necessary to get rid of all its related files and registry and then remove cookies and other associated plug in installed by this threat at once.
Tips to Avoid Computer Threats
1.Keep away from suspicious sites
Almost all computer viruses are delivered through the internet. Hackers like to implant the infections into those insecure websites that PC users are easy to visit.
2.Do not download unfamiliar programs
Many users would like to download some freeware from unofficial sites because the official download will cost money. However, those freeware and shareware offered by the free download websites are not completely safe. Once you install those free downloads, you may get your computer infected by virus.
3.Select Advanced or Custom installation
The Advanced or Custom installation should always be the first choice once you are installing the third party programs for some unwanted bundles can be installed along with your wanted software. You need to choose the Advanced or Custom installation to avoid malicious bundles.
4.Keep your Windows Firewall and Windows Defense open
The Windows Firewall and Windows Defense can provide you a safe computer protection which can prevent your computer from infections. You need to keep them open and do not ever close them when you are browsing the internet.
5.Update your system and software
It is necessary to update your system and the software you have installed since the update will fix the loophole of old version.