A virus, written for what appears to be either Brazilian or Portuguese users has been reported to zip files with a password on the computers it encrypts. The ransomware will render the files no longer open-able after infection. At the moment it remains a mystery on who created the virus and where are the control servers located. If you want to remove the .7zipper ransomware and try to restore some of your files, we recommend reading the following article.
|Short Description||It aims to lock the files on the compromised computer, using code of the 7Zip software.|
|Symptoms||The user may see important documents, pictures, videos and other files to become archived with a password.|
|Detection Tool|| See If Your System Has Been Affected by .7zipper Virus |
Malware Removal Tool
|User Experience||Join our forum to Discuss .7zipper Virus.|
|Data Recovery Tool||Windows 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 .7zipper Virus Infect
Similar to other ransomware viruses, the .7zipper threat may use techniques that should allow it to cause maximum amount of infection while the criminals are investing as little as possible. One of those and the most frequently used method is e-mail spam. The crooks that are infecting computers with the .7zipper virus may mask the malicious infection file as a legitimate file. However, the file may be a document with malicious macros that ask you to click on a button “Enable Content” before actually reading what is in them. It may also be a file of the following file types that directly infects you when opened:
→ .exe, .swf, .js, .wsf, .vbs, .hta, .htm, .html
After infection, the infection file, which is usually a Trojan.Dropper or part of an exploit kit, may connect to the server of .7zipper ransomware and download the virus onto your computer. The virus files may be multiple and may be downloaded and placed in multiple key Windows folders of your PC under different names:
.7zipper Virus – Post-Infection Activity
After infecting a computer, the virus begins to encrypt the files and may zip them in an archive with a password. It may target all types of widely used files, for example:
→ “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 encryption, the files may no longer be accessible. The virus also drops a ransom note which is named “Saiba como recuperar seus arquivos.txt”. It’s content is the following text in Portuguese:
“Sua chave é:
Para recuperar seus arquivos, entre em contato pelo email enviando sua chave:
“Your key is:
To recover your files, contact us by email with your key:
[email protected] “
It is strongly advisable to avoid any contact with the cyber-criminals, because it is no guarantee you will get your files after paying the ransom which they will request.
Remove .7zipper Ransomware and Restore Encrypted Files
Instead, it is strongly advisable to focus on restoring files encrypted by .7zipper yourself while waiting for a decrypter. But first, it is important to remove the virus. For this, we suggest following the removal instructions we have posted below. They will help you get rid of this malware permanently. For maximum effectiveness and automatic and swift removal, experts recommend using an advanced anti-malware program.
After having removed this ransomware from your computer, recommendations are to give a shot at the methods we have suggested at step “2. Restore files encrypted by 7zipper” below. They are In no means 100% effective but they may help restoring some or all of your files, depending on your situation.