Remove Seto Ransomware (Recover .seto Files)

Seto ransomware is a hazardous computer threat that needs immediate removal to avoid infecting new files. Execute the procedures on this page to completely get rid of this virus.

Computer security websites are now receiving complaints that user’s files were exhibiting the .seto extension. Malware researchers describe the threat as part of the infamous STOP/DJVU family and is basically a ransomware, which commonly attacks majority of computer files. To be specific, Seto ransomware was designed to infect Windows system and then proceed to the encryption of files using a sophisticated technology.

Seto ransomware is spreading rapidly online while it is attached to email that cyber crooks are sending out to random recipients. Spam emails such as this typically transmit the virus as attachment while masquerading as inquiry documents, invoice, receipts, or similar files that are tempting to open. Another tactics that Seto developers are exploiting to further spread this virus are pirated software or freeware where the malicious code is discreetly bundled.

Either of the mentioned distribution channel, once Seto ransomware is executed on the computer, it will deposit malicious executable files on several Windows Systems folder. Then, it proceeds to main objective, which is to encrypt files using a military-grade algorithm. After completing the encryption process, user’s accesses to these data are totally denied and only way for them to regain access is to pay the ransom money as stipulated in the ransom note. Here is an excerpt from the _readme.txt files that Seto ransomware generates on each folder where .seto files are located.

ATTENTION!
Don’t worry, you can return all your files!
All your files like photos, databases, documents and other important are encrypted with strongest encryption and unique key.
The only method of recovering files is to purchase decrypt tool and unique key for you.
This software will decrypt all your encrypted files.
Price of private key and decrypt software is $980.
Discount 50% available if you contact us first 72 hours, that’s price for you is $490.
Please note that you’ll never restore your data without payment.

Screenshot Image:

Seto Ransomware

Ways to recover files encrypted by Seto Ransomware

Seto decryption tool called Decrypter_2 is provided by Emmanuel_ADC-Soft and is known effective in recovering .seto infected files if the malware uses Offline Key during the encryption process. You can download the tool from our Ransomware Decryption Tools archive. After downloading the tool, please execute these procedures:

1. As stated in the tool, entering incorrect key may result to permanent file damage. Therefore, it is important to Backup Your Files onto blank removable drive before proceeding with the decryption.

Warning: If you attach a writable USB Hard Drive or Flash Drive onto infected computer, the virus may also encrypt all clean files on that media. Therefore, Blank storage device is recommended if you haven’t removed the virus yet.

2. Double-click Decrypter_2.exe to run the tool. This process may prompt Windows OS for you permission. Just allow the program to run.

3. You need to input three items on the tool namely Private Key (download here), Personal ID (see the _readme.txt file on your computer), and File Name of the ransom note, which should remain as-is, shown in the image below.

Decrypter_2

4. To test and decrypt one .seto file, please click the Decrypt File button. The tool will automatically decrypt a single file without having to click on Start Button.

To decrypt several files, please click Decrypt Folder. The tool will start recovering files on selected folder and continue to search other locations and decrypt them as well.

Clicking on the Start button immediately will prompt the tool to thoroughly check all folders on the computer.

Alternative Solution:

If your PC is running on Windows Vista and Windows 7, there is a feature called ‘Previous Versions’. Although this function only works if restore point was saved prior to Seto infection or if System Protection is enabled on the computer. Use Previous Versions to recover files without having to pay for the private key.

Seto ransomware Removal Procedures

Systematic procedures to get rid of the threat are presented on this section. Make sure to scan the computer with suggested tools and scanners.

Step 1 : Reboot Windows Into Safe Mode With Networking.

First thing you should do is reboot the computer in Safe Mode with Networking to avoid Seto ransomware from loading at start-up.

NOTE: You will need to PRINT or BOOKMARK this procedure, as we have to restart the computer during the removal process.

1 Remove all media such as Memory Card, cd, dvd, and USB devices. Then, restart the computer.

2 Boot Windows computer into SafeMode with Networking.

Instructions for Windows XP, Windows Vista, and Windows 7 system
a) Before Windows begins to load, press F8 on your keyboard.
b) It will display the Advanced Boot Options menu. Select Safe Mode with Networking.

Procedures for Windows 8 and Windows 10
a) Before Windows begins to load, press Shift and F8 on your keyboard.
b) On Recovery interface, click on 'See advanced repair options'.
c) Next, click on Troubleshoot option.
d) Then, select Advanced options from the list.
e) Lastly, please choose Windows Startup Settings and click on Restart. When Windows restarts, you will be send to a familiar Advanced Boot Options screen.
f) Select Safe Mode with Networking from the selections menu.

SafeMode

Step 2 : Detect and Remove Seto ransomware with Anti-malware Tool

3 Once the computer boots into Safe Mode with Networking, download the Removal Tool and save it on your Desktop or any location on your PC.

Download Tool

4 When finished downloading, locate and double-click on the file to install the application. Windows' User Account Control will prompt at this point, please click Yes to continue installing the program.

5 Follow the prompts and install with default configuration.

6 Before the installation completes, check prompts that software will run and update on itself.

7 Click Finish. Program will run automatically and you will be prompted to update the program before doing a scan. Please download needed update.

8 When finished updating, the tool will run. Select Perform full scan on main screen to check your computer thoroughly.

9 Scanning may take a while. When done, click on Show Results.

10 Make sure that all detected threats are checked, click on Remove Selected. This will delete all files and registry entries that belongs to Seto ransomware.

11 Finally, restart your computer.

Note: If Seto ransomware prevents mbam-setup.exe from downloading. Download the software from another computer. Renaming it to something like 'anything.exe' can help elude the malware.

Step 3 : Additional Anti-virus and Anti-rootkit Scans

Ensure that no more files of Seto ransomware are left inside the computer

12 Click on the button below to download Norton Power Eraser from official web site. Save it to your desktop or any location of your choice.

NPE Download

13 Once the file is downloaded, navigate its location and double-click on the icon (NPE.exe) to launch the antivirus program.

14 Norton Power Eraser will run. If it prompts for End User License Agreement, please click on Accept.

15 On NPE main window, click on Advanced. We will attempt to remove Seto ransomware components without restarting the computer.

Advance Scan

16 On next window, select System Scan and click on Scan now to perform standard scan on your computer.

Scan the System

17 NPE will proceed with the scan. It will search for Trojans, viruses, and malware like Seto ransomware. This may take some time, depending on the number of files currently stored on the computer.

18 When scan is complete. All detected risks are listed. Remove them and restart Windows if necessary.

Alternative Removal Procedure for Seto ransomware

Use Windows System Restore to return Windows to previous state

During an infection, Seto ransomware drops various files and registry entries. The threat intentionally hides system files by setting options in the registry. With these rigid changes, the best solution is to return Windows to previous working state is through System Restore.

To verify if System Restore is active on your computer, please follow the instructions below to access this feature.

Access System Restore on Windows XP, Windows Vista, and Windows 7

a) Go to Start Menu, then under 'Run' or 'Search Program and Files' field, type rstrui.
b) Then, press Enter on the keyboard to open System Restore Settings.

rstrui-win7

Open System Restore on Windows 8 and Windows 10

a) Hover your mouse cursor to the lower left corner of the screen and wait for the Start icon to appear.
b) Right-click on the icon and select Run from the list. This will open a Run dialog box.
c) Type rstrui on the 'Open' field and click on OK to initiate the command.

rstrui-win8

If previous restore point is saved, you may proceed with Windows System Restore. Click here to see the full procedure.

FAQs

Is Seto ransomware Dangerous?

Yes, Seto ransomware can badly affect your computer and slow down its performance and usability.

Can I Remove Seto ransomware from my Computer?

Yes, Seto ransomware can be removed by downloading our recommended antivirus software and scanner.

How Easy is it to Remove Seto ransomware Virus?

Nearly all paid antivirus scanners and removal tools should help remove the Seto ransomware virus from your computer.

Once I remove Seto ransomware do I still need antivirus?

Yes, new viruses such as Seto ransomware are created everyday and the only way to stay 100% protected is to use antivirus on your device.

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About Adam Green

Adam is an experienced security aficionado who has written 100s of articles about malware, VPNs and staying secure online. He has been writing for PreciseSecurity.com since 2010.

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