Skeleton Ransomware : Steps To Remove Ransomware From Infected PC

Skeleton Ransomware : latest Research Report

 

Skeleton Ransomware is yet another new creation of file encrypting malware that enter inside of system without your knowledge. Its first sample is noticed in the second week of December 2017 by the system security researchers. The main intruder of the ransom virus is through spam emails that the hackers send to the emails of PC users in a form of unpaid bills and pending transactions on online payments sites and messages on social media sites like Instagram, Twitter and Facebook. Once this ransom culprit intrude into system then it start making important changes into your stored drives to manages your files to follow the encryption routine. After collecting all the targeted files it start encrypting them using some of the strong encode algorithms like AES and RSA ciphers which can be downloaded from Internet for free.

In recent times most of the codes of Crypto threats can be found on the public resources. Some of the reputed companies sharing resources and take part into the development of secure encryption algorithms to improve security features offered to their customers. However the open source code can be easily implemented. It can encipher a wide range of file extensions. Further after encryption it modifies the names of files by adding "[email protected]" to the each compromised files and a ransom note is send in the text file entitled as "How_Decrypt_Files.txt" which can be read as

Skeleton Ransomware : Technical Information

Name	Skeleton Ransomware
Type	Ransomware
Risk	High
File extension	"[email protected]"
Ransom demand	$500 to $2000 in Bitcoins
Distribution	Spam email attachments, Fake pending bill payments, infected sites etc.
Infected systems	Windows OS
Aliases	Trojan/Win32.Gen.C2280441 W32/Lagbu.HVUY-3084 Trojan ( 0051a7af1 ) Trojan-Ransom.Win32.Gen.gfj Win32/Trojan.Ransom.ab2 Gen:Variant.Ransom.Blind.1 Ransom.CryptXXX TR/FileCoder.mjdnx
Detection Tool	Free Scanner to detect Skeleton Ransomware on system

Skeleton Ransomware : Prevention And Removal

Once this Skeleton Ransomware gets into you system then it encipher all your valuable files and locked them completely. It also deleted the Shadow Volume Copies from system that makes unable to restore lost files without having a proper decryption software that you have to purchase from the hackers after payment of ransom money which is between $500 to $2000 in bitcoin. To prevent from the attacks you should strictly avoid to open unknown or spam emails and download of the their attachments. Then you have to keep regular and updated backup of files that helps you to get backup on affected system. If you want to remove Skeleton Ransomware from system then use a strong anti-malware on the infected machine and then run the kept backup to restore files.   

Free Scan your Windows PC to detect Skeleton Ransomware

Remove Skeleton Ransomware From Your PC

Step 1: Remove Skeleton Ransomware in Safe Mode with Command Prompt

• First of all disconnect your PC with network connection.
• Click restart button and keep pressing F8 key regularly while system restart.

• You will see “Windows Advanced Options Menu” on your computer screen.

• Select “Safe Mode with Command Prompt” and press Enter key.

• You must login your computer with Administrator account for full privilege.

• Once the Command Prompt appears then type rstrui.exe and press Enter

• Now follow the prompts on your screen to complete system restore.

Step 2: Remove Skeleton Ransomware using MSConfig in Safe Mode:

• Power off your computer and restart again.
• While booting press the “F8 key” continuously to open “Windows Advanced Options Menu”.

• Use the arrow keys to select “Safe Mode” option and press Enter key.

• Once system get started go to Start menu. Type “msconfig” in the search box and launch the application.

• Go to the Startup tab and look for files from %AppData% or %Temp% folders using rundll32.exe. See an example below:

C:\Windows\System32\rundll32.exe C:\Users\username\appdata\local\temp\regepqzf.dll,H1N1

• Disable all the malicious entries and save the changes.
• Now restart your computer normally.

Step 3 : Kill Malicious Process Related To Skeleton Ransomware

• Press Alt+Ctrl+Del buttons together.

• It will open the Task manager on your screen.
• Go to Process Tab and find Skeleton Ransomware related process.
• Click the End Process Now button to stop the running process.

Step 4 : Remove Skeleton Ransomware Virus From Registry Entry

• Press “Windows + R” key together to open Run Box.

• Type “regedit” and click OK button.

• Find and remove Skeleton Ransomware related entries.

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnceEx

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServicesOnce

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Runonce

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunServices

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunServicesOnce

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run

Now hopefully you have completely removed the Skeleton Ransomware virus from your computer. If you are still get ransom message from the threat or unable to access your files, then it means that virus still remain into your computer. In such situation you don’t have any other option except removing this virus using any powerful malware removal tool.

Whereas if you have any backup of your infected or encrypted files, then you can also reinstall your Windows OS. This will erase all your files and data as along with the Skeleton Ransomware infection. You will get a completely empty computer system with no files. Now you can use your backup to get your files. If you don’t have any backup then using malware removal tool is a better option for you.

If you have any query or question regarding your computer, then you can easily ask your problem to our experts. Go to the Ask Any Question page and get the answer for your query directly from out experts.