CryptoLocker Ransomware

How to Remove CryptoLocker Ransomware from your Computer?

Threat Name:

CryptoLocker Ransomware

Category

Ransomware

Target

Encrypts Files

Threat Level

High

Removal

Hard

Problem

CryptoLocker is ransomware trojan, it encrypts user's important files using RSA-2048 encryption method. It asks users to pay ransom to get the decryptor. The files cannot be decrypted without paying the ransom. Ransom amount is 2.05 Bitcoins which costs around $1880. 

Symptoms

CryptoLocker encrypts all your files in each folder. The files cannot be accessed. It leaves a note in each folder and startup to pay the ransom to get your files. An HTML file and desktop wallpaper also display the warning and instruction to pay the money.

Solution

To remove CryptoLocker trojan from your computer download Antimalware MalwareFox. It can remove CryptoLocker infection from your computer. Unfortunately, the encrypted files cannot be decrypted. Some users successfully restore their files using restoration software. 

CryptoLocker is ransomware malware. It encrypts users files and asks to pay the ransom in order to get decryptor. The ransom amount is so big that normal users can’t pay. CryptoLocker has made many victims in last few years. It uses RSA-2048 encryption method to lock the files which mean it is almost impossible to recover. To decrypt files users are asked to pay the ransom amount of 2.05 Bitcoins which costs around $1880.

The cryptolocker has first seen in 2013 September month. In June 2014 its distribution network was destroyed which made it almost dead. Its terror was for 1 year in people. Currently, some other ransomware is using its name. As of now, there is no proven method to decrypt the files other than paying ransom for CryptoLocker. The infection can be removed from the computer but the files that are encrypted cannot be decrypted. The only method works to get the files back is to use restoration software.

It is said that the makers of this Trojan make $3 million by the ransom amount. In this guide, we will tell you how to remove CryptoLocker infection from your computer and how to restore your files using restore software.

How to Remove CryptoLocker

What is CryptoLocker Ransomware?

CryptoLocker is a malware that infects users through spam emails. It encrypts users files using RSA-2048 (AEC CBC 256 bit) encryption method. It scans for important files in all folders of your computer and then encrypts them. You cannot access these files. After encrypting your files it shows a message that all your files are encrypted with CryptoLocker Virus. To get a decryptor you need to pay 2.05 Bitcoins which costs around $1880. It also says that the encryption key will be destroyed after some time giving you a deadline to pay the ransom. Once CryptoLocker encrypts your files you cannot decrypt it without paying the ransom. However, there is some restore software that restores the files sometimes.

How CryptoLocker Ransomware gets into your System?

CryptoLocker ransomware uses the spam emails to spread in computers. The emails are send using the popular delivery services like DHS, UPS etc. The email contains such text that looks alarming. In curiosity, users download the attachment in the email. This attachment contains executable files that look like PDF files. The executables file icon is changed to PDF files so that user don’t hesitate to open it. Once you open this file you get infected with CryptoLocker ransomware. It will download the actual Trojan on your computer and set it on Startup location. Now it will scan your computer for important files. It goes folder to folder and encrypts all those important files. However, it scans for major file extensions. Its priority is to encrypt files that are .xls, .docx, .doc, .pdf etc.

List of File Extension Targeted by CryptoLocker Ransomware

.7z, .mp4, .rar, .wma, .m4a, .avi, .csv, .wmv, .d3dbsp, .sie, .zip, .sum, .t13, .ibank, .t12, .gdb, .qdf, .tax, .pkpass, .sql, .bc6, .bkp, .bc7, .qic, .sidn, .bkf, .sidd, .itl, .mddata, .itdb, .hvpl, .icxs, .hplg, .mdbackup, .hkdb, .syncdb, .cas, .gho, .svg, .wmo, .map, .itm, .fos, .sb, .mov, .ztmp, .vdf, .sis, .ncf, .sid, .menu, .dmp, .layout, .blob, .vcf, .esm, .vtf, .fpk, .dazip, .mlx, .iwd, .kf, .vpk, .psk, .tor, .rim, .fsh, .ntl, .w3x, .arch00, .snx, .lvl, .cfr, .vpp_pc, .ff, .lrf, .mcmeta, .m2, .vfs0, .kdb, .mpqge, .db0, .rofl, .dba, .hkx, .upk, .bar, .das, .litemod, .iwi, .asset, .ltx, .forge, .bsa, .re4, .apk, .sav, .slm, .lbf, .bik, .rgss3a, .pak, .epk, .big, .wotreplay, wallet, .xxx, .py, .desc, .m3u, .js, .flv, .css, .png, .rb, .jpeg, .p7c, .txt, .p7b, .pfx, .p12, .pem, .cer, .crt, .der, .srw, .x3f, .pef, .r3d, .ptx, .rw2, .raw, .rwl, .raf, .nrw, .orf, .mrwref, .erf, .mef, .kdc, .cr2, .dcr, .crw, .sr2, .bay, .srf, .3fr, .arw, .dng, .jpg, .jpe, .cdr, .ai, .indd, .eps, .pdd, .pdf, .psd, .mdf, .dbf, .wb2, .wpd, .rtf, .dxg, .dwg, .xf, .pst, .mdb, .accdb, .pptm, .ppt, .pptx, .xlk, .xlsm, .xlsb, .xlsx, .wps, .xls, .docm, .doc, .docx, .odb, .odm, .odc, .odp, .odt, .ods

After encrypting your files it creates a txt file named “Your files are locked!!!!.txt” in each folder. This txt file contains information about how you will pay the ransom. The same file is also placed in the startup folder so that it automatically opens when you start your computer. Some version of CryptoLocker also changes your desktop wallpaper to show the warning and instruction to pay the money. CryptoLocker also deletes the Shadow Volume Copies of your files so that you cannot recover them. Shadow Volume Copy is windows mechanism to restore the files.

CryptoLocker Ransomware Removal

How to Remove CryptoLocker?

Try to Restore your Windows to Remove CryptoLocker Ransomware

This method is not fully proven method of CryptoLocker Removal. Some users successfully removed CryptoLocker from their computer by restoring windows to the previous date. However, CryptoLocker deletes Shadow Volume Copies of drives. So, it cannot be said that you will be successful in this step. Still, it is worth a try.

  • WINDOWS 10
  • wINDOWS 8 / 8.1
  • WINDOWS 7 / VISTA

Click on the Start button and search for System Restore in the search box and select the System Restore from the search result.

Restore Windows 7 - 1

Select Choose a different restore point and click Next in the window. In the next window you will see different restore points and select one appropriate and click next.

Restore Windows 7 - 2

Now Click on Finish button.

Restore Windows 7 - 3

Now Windows will ask for confirmation that the once the Restoration will start it cannot be stopped. Click on Yes to confirm.

Restore Windows 7 - 4

Automatically Remove CryptoLocker Ransomware from your Computer

You tried to remove CryptoLocker by restoring the windows to previous date. If you couldn't remove CryptoLocker by that method then you should install a strong antimalware. MalwareFox is a good antimalware capable to detect and remove CryptoLocker infection from your computer. Download MalwareFox to start this method. 

Step 1- Install MalwareFox on your PC

Open the Installer by Clicking on the Downloaded file.

Install MalwareFox Instruction 1

Now choose your desired language and follow the instructions to install the MalwareFox on your computer.

Install MalwareFox Instruction 2

After completing the installation, the MalwareFox will update the application to its latest version. Let it update.

Install MalwareFox Instruction 3

Now it will sync the Malware database with server. It is important step as it needs to know latest types of malwares.

Install MalwareFox Instruction 4

Step 2 - Scan and Clean your Computer for Malware

When the update process completes it will show Real Time Protection: On. Now you can scan your computer. Press Scan button and leave everything on MalwareFox, it knows how to deal with CryptoLocker Ransomware and other malware.

Install MalwareFox Instruction 5

After the scan complete click on Next button to clean your computer completely.

Recover your Files using Recovery Software

Once CryptoLocker encrypts your files there is no method to decrypt them other than paying the ransom. The encryption method that is used to encrypt your files is so strong. It cannot be decrypted without the encryption key. Some users tried and successfully restored their files using recovery software. The CryptoLocker also attempt to block this way. It deletes shadow copies on the drive so that recovery software cannot recover them. In some cases, it didn't delete all shadow copies, so there are chances that you can get your files. It is worth a try than paying $1880 ransom.

Recovery software like Recuva and ShadowExplorer works well in this case. When there is any change in your files in any folder the windows creates a shadow copy in the drive. The recovery software looks for such traces and then they join these traces to recover the actual files. Download recover software and try recovering your files.

How to Stay Away with CryptoLocker Ransomware? 

To stay away from CryptoLocker and other ransomware you need to be little cautious. The main method of all major ransomware to infect your computer is through spam emails. These emails contain executable files and macros that spread all over your computer. Always pay attention while reading your emails. Do not open any email or download attachments whose sender you don't know. Spam emails contents are confusing it made users curious. Don't follow such emails. You should also have an anitmalware program installed on your computer.

Antivirus isn't enough. Most of antiviruses don't protect you from all types of malware. An antimalware such as MalwareFox is designed to protect you from any malware attack. Download MalwareFox and keep its real time protection on. It will provide real time protection from malware attacks.

Congratulations!
You have successfully removed the CryptoLocker Ransomware from your computer system. Keep the Real time protection enabled in order to prevent any further attacks.

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