Trojan.Cryptolocker
Trojan.Cryptolocker Removal Guide
What is Trojan.Cryptolocker?
What is Trojan.Cryptolocker?
Trojan.Cryptolocker is a malicious trojan horse, which has been actively used for spreading ransomware-type viruses on the Internet. It was discovered that this threat can be related to such threats as Cryptolocker, CTB Locker, Locker and many other ransomwares that are capable of encrypting each of victim’s files once they enter their target PC system. After doing so, they start asking to pay a ransom in exchange for a decryption key that is usually needed when trying to decrypt encrypted files and recover connection to them. If you have just been affected So, there is no doubt that you should try to stay away from Trojan.Cryptolocker and each of related ransomwares as far as possible. Otherwise, they can easily lead you to the loss of your precious files and money.
Once Trojan.Cryptolocker is installed on the system, it downloads a required virus and hides deep inside the computer. Why it does that? In most of the cases, such trojans wait for additional commands from their owners. Hackers can easily use them for downloading other malicious programs to infected PC system, blocking certain websites, collecting personally identifiable information about the victim and so on. Besides, such threats can also cause slow downs of the system, redirects and similar issues that should never be ignored. In this case, you should immediately scan your computer with the reputable anti-spyware and remove malicious files from it. For that we highly recommend using ReimageIntego or other reputable security software.
How can Trojan.Cryptolocker infect my computer?
Beware that Trojan.Cryptolocker can try to infiltrate your computer as an “important” email attachment that claims to be a warning from police, the tax department, a popular seller and any other reputable party. Typically, it hides inside the email attachment that, after being downloaded to the system, helps for Trojan.Cryptolocker to download additional files to it. However, sometimes this Trojan arrives to its target computer once the victim is tricked into clicking the misleading link that can also be incorporated to the email’s body. So, make sure that you stay away from any suspicious link as well!
How to remove Trojan.Cryptolocker virus?
If you think that your computer has been infected by this trojan, which is used to spread ransomware, you should use a guide below and remove this malware from your computer.
Finally, we have to add that you should think about making extra copies of your important files because, as we have already warned you, Trojan.Cryptolocker has been actively used for spreading crypto-ransomwares. In order to increase the immunity of your files, you should use USB external hard drives, CDs, DVDs, or simply rely on online backups, such as Google Drive, Dropbox, Flickr and other solutions. More information about backups can be found in this post: Why do I need backup and what options do I have for that?
Getting rid of Trojan.Cryptolocker. Follow these steps
Manual removal using Safe Mode
Important! →
Manual removal guide might be too complicated for regular computer users. It requires advanced IT knowledge to be performed correctly (if vital system files are removed or damaged, it might result in full Windows compromise), and it also might take hours to complete. Therefore, we highly advise using the automatic method provided above instead.
Step 1. Access Safe Mode with Networking
Manual malware removal should be best performed in the Safe Mode environment.
Windows 7 / Vista / XP
- Click Start > Shutdown > Restart > OK.
- When your computer becomes active, start pressing F8 button (if that does not work, try F2, F12, Del, etc. – it all depends on your motherboard model) multiple times until you see the Advanced Boot Options window.
- Select Safe Mode with Networking from the list.
Windows 10 / Windows 8
- Right-click on Start button and select Settings.
- Scroll down to pick Update & Security.
- On the left side of the window, pick Recovery.
- Now scroll down to find Advanced Startup section.
- Click Restart now.
- Select Troubleshoot.
- Go to Advanced options.
- Select Startup Settings.
- Press Restart.
- Now press 5 or click 5) Enable Safe Mode with Networking.
Step 2. Shut down suspicious processes
Windows Task Manager is a useful tool that shows all the processes running in the background. If malware is running a process, you need to shut it down:
- Press Ctrl + Shift + Esc on your keyboard to open Windows Task Manager.
- Click on More details.
- Scroll down to Background processes section, and look for anything suspicious.
- Right-click and select Open file location.
- Go back to the process, right-click and pick End Task.
- Delete the contents of the malicious folder.
Step 3. Check program Startup
- Press Ctrl + Shift + Esc on your keyboard to open Windows Task Manager.
- Go to Startup tab.
- Right-click on the suspicious program and pick Disable.
Step 4. Delete virus files
Malware-related files can be found in various places within your computer. Here are instructions that could help you find them:
- Type in Disk Cleanup in Windows search and press Enter.
- Select the drive you want to clean (C: is your main drive by default and is likely to be the one that has malicious files in).
- Scroll through the Files to delete list and select the following:
Temporary Internet Files
Downloads
Recycle Bin
Temporary files - Pick Clean up system files.
- You can also look for other malicious files hidden in the following folders (type these entries in Windows Search and press Enter):
%AppData%
%LocalAppData%
%ProgramData%
%WinDir%
After you are finished, reboot the PC in normal mode.
Remove Trojan.Cryptolocker using System Restore
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Step 1: Reboot your computer to Safe Mode with Command Prompt
Windows 7 / Vista / XP- Click Start → Shutdown → Restart → OK.
- When your computer becomes active, start pressing F8 multiple times until you see the Advanced Boot Options window.
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Select Command Prompt from the list
Windows 10 / Windows 8- Press the Power button at the Windows login screen. Now press and hold Shift, which is on your keyboard, and click Restart..
- Now select Troubleshoot → Advanced options → Startup Settings and finally press Restart.
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Once your computer becomes active, select Enable Safe Mode with Command Prompt in Startup Settings window.
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Step 2: Restore your system files and settings
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Once the Command Prompt window shows up, enter cd restore and click Enter.
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Now type rstrui.exe and press Enter again..
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When a new window shows up, click Next and select your restore point that is prior the infiltration of Trojan.Cryptolocker. After doing that, click Next.
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Now click Yes to start system restore.
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Once the Command Prompt window shows up, enter cd restore and click Enter.
Finally, you should always think about the protection of crypto-ransomwares. In order to protect your computer from Trojan.Cryptolocker and other ransomwares, use a reputable anti-spyware, such as ReimageIntego, SpyHunter 5Combo Cleaner or Malwarebytes
How to prevent from getting trojans
Do not let government spy on you
The government has many issues in regards to tracking users' data and spying on citizens, so you should take this into consideration and learn more about shady information gathering practices. Avoid any unwanted government tracking or spying by going totally anonymous on the internet.
You can choose a different location when you go online and access any material you want without particular content restrictions. You can easily enjoy internet connection without any risks of being hacked by using Private Internet Access VPN.
Control the information that can be accessed by government any other unwanted party and surf online without being spied on. Even if you are not involved in illegal activities or trust your selection of services, platforms, be suspicious for your own security and take precautionary measures by using the VPN service.
Backup files for the later use, in case of the malware attack
Computer users can suffer from data losses due to cyber infections or their own faulty doings. Ransomware can encrypt and hold files hostage, while unforeseen power cuts might cause a loss of important documents. If you have proper up-to-date backups, you can easily recover after such an incident and get back to work. It is also equally important to update backups on a regular basis so that the newest information remains intact – you can set this process to be performed automatically.
When you have the previous version of every important document or project you can avoid frustration and breakdowns. It comes in handy when malware strikes out of nowhere. Use Data Recovery Pro for the data restoration process.
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