What Is Kolz Ransomware?
Has your system ever been crashed by Kolz Ransomware? If so, then your stored files have been encrypted by Kolz Ransomware. So, don’t panic we are here for you and we will give you complete guidance on how to remove Kolz Ransomware from the PC/ Laptop. This ransomware is the name of the cryptovirus which uses the .kolz file extension and it appends into the files which are encrypted with Kolz Ransomware. Thus, this ransomware belongs to the new version of the Stop/Djvu Ransomware family and has been reported by the researchers and still, is active after the first time it has infected the system.
Kolz Ransomware Analysis
The Kolz Ransomware encrypts the files which are stored in the system. After the system is encrypted it leaves the extension and creates a “_readme.txt” text file along with a ransom message in all types of folders. The folder which is encrypted contains the “.kolz” extension. All the files which are encrypted will rename with “1.jpg” is renamed to “1.jpg.kolz“, “2.jpg” to “2.jpg.kolz“, etc. Afterward, the ransom message state that the Kolz Ransomware has encrypted all the database, pictures, documents, and some other confidential files, and so on. Thus, the very suitable way to recover the file is to use a unique decryptor tool with a specific key. Therefore, for the decryptor tool user has to purchase from the cyber hacker for a sum of $980 or $480 US $. The cyber hacker also put some of the criteria which have to follow which purchasing the unique key i.e to be how fast the user sends an email to [email protected] or [email protected]. The attackers also give the instruction to make the ransom payment till 72 hours and after the decryption tool is not valid for the victim. So, don’t be in a hurry to make the payment, here we will suggest to the user not to pay the ransom money because some hackers are greedy, and there is no guarantee about the decryptor tool. They just want the money and after getting the extortion money they will not provide the decryptor tool. Additionally, the user should always keep the backup of all the files which are hacked by cyber attackers. Thus, it is always safe to use legit antivirus software which keeps your system updated and will protect you from a further ransomware attack.
How Kolz Ransomware Affects The System
The hackers behind Kolz Ransomware are known to distribute it globally using money-making schemes through Online tactics. It makes use of phishing emails and attachments to get distributed online. Besides, there are malicious files uploaded as attachments to these emails. As soon as these emails are clicked the attachments get downloaded and installed on the system to execute Kolz Ransomware. Always use legit antivirus software to protect the system from Kolz Ransomware
- Name – Kolz Ransomware
- Type – Cryptolocker, Ransomware
- Ransom Message – “_readme.txt”
- File Extension – .kolz
- Ransom Amount – $980 or $480
- Hackers Contact – [email protected] or [email protected]
- Detection Name – Kaspersky (HEUR:Exploit.Win32.Shellcode.gen), BitDefender (Trojan.GenericKD.34558336), ESET-NOD32 (A Variant Of Win32/Kryptik.HGGJ), Avast (Win32:MalwareX-gen [Trj])
- Symptoms – Users can not open the file which is stored in the devices. Cyber hackers demand ransom money for the encrypted files.
- Distribution Method – Malicious ads, Torrent Website
- Removal – Always use legitimate antivirus software to secure the system.
How To Remove Kolz Ransomware
If you want to get rid of Kolz Ransomware you are at a reliable site that can help and give complete guidance on how to remove Kolz Ransomware from the system. You just have to follow two methods. First is the manual method which is time-consuming and lengthy and requires a technical expert who knows the computer-related terms how can it be used while the second method is an automatic method which is very easy to handle and it can be done by itself and does not require any technical expertise to perform the activities. Otherwise, you can go with our removal guide which we have suggested below to protect the system from Kolz Ransomware
Details of Antimalware with User’s Guide
Step 1 Remove Kolz Ransomware using “Safe Mode with Networking”
Step 2 Delete Kolz Ransomware using “System Restore”
Step 1 Remove Kolz Ransomware using “Safe Mode with Networking”
Windows XP and Windows 7 users:
First of all Reboot the PC in “Safe Mode”. For this users need to Click on “Start” option and then continuously Tap on F8 during the start process. Then a “Windows Advanced Option” menu will appear on the screen. Now Choose “Safe Mode with Networking” from the listed options.
This will open a new Windows homescreen and your PC or work-station will be working on “Safe Mode with Networking”.
For Windows 8
First Go to Start Screen. Now type “Advanced” after selecting settings within the searched results Within the “General PC Settings” option, Select “Advanced startup” option. Then click on the “Restart Now” option. This will boot work-station to “Advanced Startup Option Menu”. Now Press on “Troubleshoot” and then “Advanced options” button. Then under “Advanced Option Screen”, You need to press on “Startup Settings”. Now again, click on “Restart” button. This will restart PC or Work-station with “Startup Setting” screen. You need to tap F5 to boot in Safe Mode in Networking.
For Windows 10
First of all click on Windows logo by clicking on the “Power” icon. This will open a new menu. Select “Restart” by constantly keeping “Shift” button pressed on keyboard. Once the new Window open Select on “Troubleshoot” as advanced option. Within the startup settings users need to press on “Restart” by clicking on F5 button of the keyboard.
Step:2 How To Delete Kolz Ransomware using System Restore
For this you need to log in on the PC which is compromised by Kolz Ransomware. Now open any browser and download legit anti-malware software. Once installed you need to undergo complete system scan. Thereafter remove the infected and suspicious entries which are detected.
Suppose if you are unable to start PC in “Safe Mode with Networking”, you need not worry. Try “System Restore” Process
Continuously tap F8 Key during “Startup” and then “Advanced Option” menu will appear. Now from the given list of option you need to select “Safe Mode with Command Prompt” and hit on Enter button.
Within new open window of command prompt, type “cd restore” and then click “Enter”
Now type rstrui.exe and then press “ENTER”
In the new opened Window Click on “Next” option.
You can select and choose any of the “Restore Points” and click on Next (This would restore your PC to earlier period before Kolz Ransomware invasion when it was working fine.)
Press on “Yes” in new opened Window.
As soon as your PC gets restored to its previous time, download the suggested anti-malware tool and perform a deep scanning in order to remove Kolz Ransomware infected files if still present on the the work-station.
If you want to restore each file separately which is infected by this ransomware, kindly use “Windows Previous Version” feature. This step is most effective whenever “System Restore Function” is enabled on the PC or work-station.
Important Note: Some variants of Kolz Ransomware delete the “Shadow Volume Copies” so in such cases this feature may not work all the time and will work in specific cases only.
Know How To Restore Encrypted Files Individually
If you want to restore an individual file, you need to right click on it and then go to “Properties”. Now Select “Previous Version” tab. then Choose a “Restore Point” and finally click on “Restore” option.
If you want to access the files encrypted by Kolz Ransomware, alternatively you can try “Shadow Explorer”. To know more details on this application, Click here.
Important: Data Encryption Ransomware are very devastating and hence it is always better to take necessary precautions to avoid any attack on your work-station or PC. We recommend using a powerful anti-malware tool for real time protection. “SpyHunter”, “Enigma group policy objects” are enabled in the registries so that it can block harmful infections such as Kolz Ransomware.
Also, it is highly important to get a very unique feature called “Fall Creators Update” installed on Windows 10. This would ensure to offer “Controlled Folder Access” feature to block any kind of encryption of the data files. Using this feature all the files stored in their default locations are safe.
How To Recover Files Encrypted by Kolz Ransomware
You would have understood now that how you can remove the scripts and payloads of personal files that got encrypted due to Kolz Ransomware in order to protect your personal files which were fortunately not damaged or encrypted till now. If you are unable to retrieve the locked files, using “System Restore” and “Shadow Volume Copies” you must try using a Data Recovery Software.
Step 1: Download Data Recovery Software
Step 3: Click to Accept to agree the terms and agreement.
Step 4: Once installed, this program will be ready to execute. Now select the file you want to recover
Step 5: Select the drive on which the recovery tool is to be run upon. Then click on Scan option
Step 6: This will show Scan in progress bar