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Remove .MIKOYAN Files Virus

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This article has been created to help you remove the .MIKOYAN file ransomware and try to restore files encrypted with AES-256.

A ransomware virus, displaying a pop-up, named MIKOYAN ENCRYPTOR has been reported to encode files on affected computers by using the AES-256 encryption algorithm. The ransomware infection uses multiple different methods to infect a computer and after it has encrypted the files, .MIKOYAN demands victims to pay the hefty ransom fee of 1 BTC to restore access by receiving decryption software from the cyber-criminals. In case you have been infected by the .MIKOYAN file ransomware, we strongly advise you to pay attention to this material.

Threat Summary

Name

MIKOYAN

TypeRansomware
Short DescriptionEncrypts files on infected computers using AES-256 cipher and demands 1 BTC from victims to decrypt the files.

Symptoms The victim may see a pop-up type of window, named MIKOYAN DECRYPTOR which has the ransom instructions. Also files are appeanded the .MIKOYAN file extension to them.
Distribution MethodVia an Exploit kit, Dll file attack, malicious JavaScript or a drive-by download of the malware itself in an obfuscated manner.
Detection Tool See If Your System Has Been Affected by MIKOYAN

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User ExperienceJoin our forum to Discuss MIKOYAN.
Data Recovery ToolWindows Data Recovery by Stellar Phoenix Notice! This product scans your drive sectors to recover lost files and it may not recover 100% of the encrypted files, but only few of them, depending on the situation and whether or not you have reformatted your drive.

How Does .MIKOYAN Infect?

The infection process of .MIKOYAN ransomware is very similar to other ransomware infections out there. The malware may take advantage of massive spam campaigns that redistribute malicious attachments as well web links that lead to the download of the infection files. Such e-mails are cleverly orchestrated in a manner that aims to convince users to open the attachment, for example:

Besides via e-mail, the .MIKOYAN ransomware virus may also be replicated via multiple other methods such as:

  • Exploit kits.
  • Via a previous infection with a botnet or a Trojan.
  • Through fake installers, flash player updates or other setup wizards.
  • Via a fake key generators or license activators uploaded on torrent websites.

.MIKOYAN File Virus – Malicious Activity

Once this ransomware infection has already become active on a computer, the .MIKOYAN virus drops it’s malicious payload files. They are often located in the following Windows directories:

  • %Common%
  • %AppData%
  • %LocalLow%
  • %Local%
  • %Roaming%

Besides the main executable of the MIKOYAN ransomware, named MIKOYAN.exe, the virus may also drop other malicious files that exist under different names, often randomly generated ones.

To run on startup, the MIKOYAN ransomware may also modify the Windows Registry editor, more specifically the Run and RunOnce registry keys:

HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce

In addition to this, the ransomware infection may also delete the shadow copies on the infected computer. This is achievable by executing a variation of the following administrative Windows command lines as administrator:

→ process call create “cmd.exe /c
vssadmin.exe delete shadows /all /quiet
bcdedit.exe /set {default} recoveryenabled no
bcdedit.exe /set {default} bootstatuspolicy ignoreallfailures

.MIKOYAN – Encryption Process

For the encryption process, .MIKOYAN ransomware takes advantage of multiple different techniques, one of which is an encryption mode, connected with the algorithm it uses – AES-256. This encryption mode is focused primarily on replacing blocks of data on the original files with data from the cipher, making the file seem corrupt and unreadable. The targeted files by the .MIKOYAN ransomware virus which it encrypts may be among the following:

“PNG .PSD .PSPIMAGE .TGA .THM .TIF .TIFF .YUV .AI .EPS .PS .SVG .INDD .PCT .PDF .XLR .XLS .XLSX .ACCDB .DB .DBF .MDB .PDB .SQL .APK .APP .BAT .CGI .COM .EXE .GADGET .JAR .PIF .WSF .DEM .GAM .NES .ROM .SAV CAD Files .DWG .DXF GIS Files .GPX .KML .KMZ .ASP .ASPX .CER .CFM .CSR .CSS .HTM .HTML .JS .JSP .PHP .RSS .XHTML. DOC .DOCX .LOG .MSG .ODT .PAGES .RTF .TEX .TXT .WPD .WPS .CSV .DAT .GED .KEY .KEYCHAIN .PPS .PPT .PPTX ..INI .PRF Encoded Files .HQX .MIM .UUE .7Z .CBR .DEB .GZ .PKG .RAR .RPM .SITX .TAR.GZ .ZIP .ZIPX .BIN .CUE .DMG .ISO .MDF .TOAST .VCD SDF .TAR .TAX2014 .TAX2015 .VCF .XML Audio Files .AIF .IFF .M3U .M4A .MID .MP3 .MPA .WAV .WMA Video Files .3G2 .3GP .ASF .AVI .FLV .M4V .MOV .MP4 .MPG .RM .SRT .SWF .VOB .WMV 3D .3DM .3DS .MAX .OBJ R.BMP .DDS .GIF .JPG ..CRX .PLUGIN .FNT .FON .OTF .TTF .CAB .CPL .CUR .DESKTHEMEPACK .DLL .DMP .DRV .ICNS .ICO .LNK .SYS .CFG”Source:fileinfo.com

After the encryption process has completed, the ransomware sets a .MIKOYAN file extension to the files encrypted by it:

After the file extension is added, the virus displays the following ransom demands in it’s ransom note:

Warning!
Your downloaded files had been encrypted with a AES-256 enciyption key.
If you want your files back send 1 Btcoins in the adress below.
BITCOIN ADDRESS:
Need help? contact me.
EMAIL ADDRESS : [email protected]
Good luck before it gets encrypted with RSA-4096
ENTER DECRYPTION KEY

Remove MIKOYAN Ransomware and Restore The Files

The best methods to remove this ransomware virus are illustrated if you follow the removal instructions below. They are specifically designed to help isolate the threat after which perform the removal process automatically or manually. Malware researchers strongly advise removing the virus by downloading an advanced anti-malware program onto your computer. This will allow you to remove MIKOYAN automatically and completely after which protect your computer in the future as well.

If you want to restore files that have been encrypted by this ransomware, we suggest checking out the alternative methods we have suggested in step “2. Restore files encrypted by MIKOYAN” below.

Note! Your computer system may be affected by MIKOYAN and other threats.
Scan Your PC with SpyHunter
SpyHunter is a powerful malware removal tool designed to help users with in-depth system security analysis, detection and removal of threats such as MIKOYAN.
Keep in mind, that SpyHunter’s scanner is only for malware detection. If SpyHunter detects malware on your PC, you will need to purchase SpyHunter’s malware removal tool to remove the malware threats. Read our SpyHunter 5 review. Click on the corresponding links to check SpyHunter’s EULA, Privacy Policy and Threat Assessment Criteria.

To remove MIKOYAN follow these steps:

1. Boot Your PC In Safe Mode to isolate and remove MIKOYAN files and objects
2. Find files created by MIKOYAN on your PC

IMPORTANT!
Before starting the Automatic Removal below, please boot back into Normal mode, in case you are currently in Safe Mode.
This will enable you to install and use SpyHunter 5 successfully.

Use SpyHunter to scan for malware and unwanted programs

3. Scan for malware and unwanted programs with SpyHunter Anti-Malware Tool
4. Try to Restore files encrypted by MIKOYAN

Ventsislav Krastev

Ventsislav has been covering the latest malware, software and newest tech developments at SensorsTechForum for 3 years now. He started out as a network administrator. Having graduated Marketing as well, Ventsislav also has passion for discovery of new shifts and innovations in cybersecurity that become game changers. After studying Value Chain Management and then Network Administration, he found his passion within cybersecrurity and is a strong believer in basic education of every user towards online safety.

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