How To Get Rid Of .KEY0004 File Virus

Warning, many anti-virus scanner have detected .KEY0004 File Virus as threat to your computer
.KEY0004 File Virus is flagged by these Anti Virus Scanner
Anti Virus Software Version Detection
SentinelOne (Static ML) 2018.4.3401 General
ESET-NOD32 6.6.302453 Trj.Win32..KEY0004 File Virus.CB
Bkav 1.419849 Variant of Win64/Trojan..KEY0004 File Virus.C
VX Vault 7.6.249 SpySnipe, Rootkit.Agent.DP
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.KEY0004 File Virus

Detail Analysis Of .KEY0004 File Virus

.KEY0004 File Virus is a dangerous file encrypting virus that can also delete those files if the ransom amount is not payed within the specified time frame by the malware. It has been detected that the ransomware is based upon an open source code which is publicly available and has been exploited by other ransomware before. The virus has been designed to download the file encrypting scripts as soon as it installs within the system. .KEY0004 File Virus scans the system for the important files that need to be encrypted and which can help in bringing the system to a stop. Thus users will be left with no other option but to pay the ransom amount that they have been informed about. Upon successfully encrypting the files, it leaves a ransom note behind that is used to inform users regarding the attack and the process that they need to carry out if they want to obtain a decryption key that is promised to help them with restoring their files in working condition. .KEY0004 File Virus should not be trusted by users to fulfill its promise as such malware attacks are only designed to obtain money from the affected users. Ransomware such as these are also known to ask users to install a decryption software that will help in the decryption process, however such programs can hide other malicious scripts that can be used to damage the system further and carryout specific attacks.

.KEY0004 File Virus gets an easy access to a vulnerable system through means of spam mails and software bundles. The spam messages are specially crafted to deceive users and drop payload within the system. They carry design template of reputed firms that helps in making them appear legitimate. The contents within are embedded with scripts that seek permission from receiver to enable the macros that immediately install .KEY0004 File Virus payload. It can also use software bundles to hide itself as a legitimate program and can thus install when users select auto installation option. Such bundles are commonly available on freeware file sharing sites. Soon after establishing itself the ransomware makes changes to registry settings of the operating system to allow auto-run of its executable file. .KEY0004 File Virus then encrypts files of various formats using AES and RSA encryption algorithms and renames them with long character strings. The files become unusable as they cannot be executed by the operating system. It leaves a ransom note that warns users to pay the ransom amount or their files will be deleted at regular interval. Instead of paying a ransom amount users can remove it using this guide.

Free Scan your Windows PC to detect .KEY0004 File Virus

A: How To Remove .KEY0004 File Virus From Your PC

Step: 1 How to Reboot Windows in Safe Mode with Networking.

  • Click on Restart button to restart your computer
  • Press and hold down the F8 key during the restart process.

Step 1 Safe Mode

  • From the boot menu, select Safe Mode with Networking using the arrow keys.

Safe mode

Step: 2 How to Kill .KEY0004 File Virus Related Process From Task Manager

  • Press Ctrl+Alt+Del together on your keyboard

TM 1

 
  • It will Open Task manager on Windows
  • Go to Process tab, find the .KEY0004 File Virus related Process.

TM3

  • Now click on on End Process button to close that task.

Step: 3 Uninstall .KEY0004 File Virus From Windows Control Panel

  • Visit the Start menu to open the Control Panel.

Win 7 CP 1

  • Select Uninstall a Program option from Program category.

Win 7 CP 2

  • Choose and remove all .KEY0004 File Virus related items from list.

Win 7 CP 3

B: How to Restore .KEY0004 File Virus Encrypted Files

Method: 1 By Using ShadowExplorer

After removing .KEY0004 File Virus from PC, it is important that users should restore encrypted files. Since, ransomware encrypts almost all the stored files except the shadow copies, one should attempt to restore original files and folders using shadow copies. This is where ShadowExplorer can prove to be handy.

Download ShadowExplorer Now

 

  • Once downloaded, install ShadowExplorer in your PC
  • Double Click to open it and now select C: drive from left panel

shadowexplorer

  • In the date filed, users are recommended to select time frame of atleast a month ago
  • Select and browse to the folder having encrypted data
  • Right Click on the encrypted data and files
  • Choose Export option and select a specific destination for restoring the original files

Method:2 Restore Windows PC to Default Factory Settings

Following the above mentioned steps will help in removing .KEY0004 File Virus from PC. However, if still infection persists, users are advised to restore their Windows PC to its Default Factory Settings.

System Restore in Windows XP

  • Log on to Windows as Administrator.
  • Click Start > All Programs > Accessories.

Accessories

  • Find System Tools and click System Restore

windowsxp_system_restore_shortcut

  • Select Restore my computer to an earlier time and click Next.

sr-util

  • Choose a restore point when system was not infected and click Next.

System Restore Windows 7/Vista

  • Go to Start menu and find Restore in the Search box.

system restore

 

  • Now select the System Restore option from search results
  • From the System Restore window, click the Next button.

  • Now select a restore points when your PC was not infected.

  • Click Next and follow the instructions.

System Restore Windows 8

  • Go to the search box and type Control Panel

  • Select Control Panel and open Recovery Option.

  • Now Select Open System Restore option

  • Find out any recent restore point when your PC was not infected.

  • Click Next and follow the instructions.

System Restore Windows 10

  • Right click the Start menu and select Control Panel.

  • Open Control Panel and Find out the Recovery option.

  • Select Recovery > Open System Restore > Next.

  • Choose a restore point before infection Next > Finish.

Method:3 Using Data Recovery Software

Restore your files encrypted by .KEY0004 File Virus with help of Data Recovery Software

We understand how important is data for you. Incase the encrypted data cannot be restored using the above methods, users are advised to restore and recover original data using data recovery software.

Download Data Recovery Software

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