NERZ Extension Virus
NERZ Extension Virus is another encryption ransomware that extorts victims by locking their files. In general, NERZ Extension Virus is attached on scam email. If you download the malicious attachment and open it, NERZ Extension Virus encrypts your files with a malicious extension. Now it is capable of infecting the follow types of file:
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
A ransom note from NERZ Extension Virus will lead you to a site to buy bitcoin, and you will be demanded to buy decryption key with the bitcoin. With such transaction method, the hackers will not be tracked by police, and it is easy for them to scam people. In fact, there is no guarantee that your files can be restored completely with the key you buy. Do not risk to buy it from hacker! It could be a scam!
If you want to get your files back, you need to delete NERZ Extension Virus completely and then get decryption tools from legitimate tech company.
Step 1 – Uninstall malicious programs from Control Panel.
Ransomware may infect your system after you install some malicious programs. To avoid being re-infected, first you should uninstall malicious programs from your computer:
- 1. Press “Windows key + R key” together to open Run window
- 2. Input “control panel” in Run window and hit Enter key to open Control Panel
- 3. Click Uninstall a program:
- 4. Right-click programs which may be related with NERZ Extension Virus and click Uninstall:
Step 2 Find and remove malicious registry entries of NERZ Extension Virus or malicious program.
Note – In case any suspicious files, unwanted program, unwanted browser extension, or unwanted search engine cannot be removed manually, it is often caused by malicious program, which may adds files to registry or make changes in registry . Therefore, to uninstall such stubborn items, you need to find and remove malicious files in the Registry Editor. Check the steps below:
1. Press “Windows key + R key” together to open Run window;
2. Input “regedit” in Run window and hit Enter key to open Registry;
3. Click Edit menu and select Find >> Type virus’s name into it and click Find Next >> Right click on the files and click Delete (Only If you can determine that they are related with malware):
Step 3 Restoring the files encrypted by NERZ Extension Virus.
Do not pay any money to recover your files. Even if you were to pay the ransom, there is no guarantee that you will regain access to your files.
The right way to recover your files is to count on legitimate decryption tools. Here are websites of popular cybersecurity community, you can try the decryption tools shared on their sites:
EmsiSoft Decryptor (Free)
EmsiSoft is working on developing free decryptor for the newest ransomware. Currently it provide user with over 40 free and useful decryptors. Please visit https://decrypter.emsisoft.com/ to find and download the decrypter you need.
3. Trend Micro Decryptor (Free)
Trend Micro Ransomware File Decryptor tool is able to decrypt certain type of ransomware. Visit the download page here to follow its instructions to download and use the decryotor for free.
4. Avast Free Ransomware Decryption Tools
Avast free ransomware decryption tools can help decrypt files encrypted by the many types of ransomware. Go to this Avast page and download the decyptors for the latest ransomware.
5. Kaspersky Free Ransomware Decryptors
Kaspersky russian lab now provides many free decryptors. Visit Kaspersky page here and have a try .
6. NoMoreRansom Decryptors
The No More Ransom Project provides free decryption tools for lots of ransomware. Have a try on these tools at this page: https://www.nomoreransom.org/en/decryption-tools.html