.UNIT09 Files Virus - How to Remove It

.UNIT09 Files Virus – How to Remove It

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This article presents more details on a ransomware infection called .UNIT09 files virus and provides a step-by-step removal guide. In the guide, you will also find several alternative date recovery methods that may be helpful while attempting to restore locked data.

Infection with the so-called .UNIT09 files virus leads to the corruption of valuable files. For the purpose, this ransomware implements plenty of significant modifications that affect regular system performance. Its presence on the system is revealed by the appearance of a ransom message which is originally stored in the file $!READ ME.txt.

Threat Summary

Name.UNIT09 Files Virus
TypeRansomware, Cryptovirus
Short DescriptionA ransomware that corrupts valuable files and wipe them from the system. Insists on ransom payment.
SymptomsImportant files appear renamed with the extension .UNIT09. They cannot be accessed which leads to ransom extortion.
Distribution MethodSpam Emails, Email Attachments
Detection Tool See If Your System Has Been Affected by .UNIT09 Files Virus


Malware Removal Tool

User ExperienceJoin Our Forum to Discuss .UNIT09 Files Virus.
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.

.UNIT09 Files Virus – Distribution

For the spread of .UNIT09 files virus, hackers are likely to use some of the most popular techniques. Such are malspam, software installers, links to infected web pages, forums, social media channels, fake software update notifications and other.

Among all these techniques malspam is likely to be the main one. Like the majority of ransomware infections that are spread in massive email spam campaigns, .UNITE09 ransomware is also believed to be spread this way. The technique enables hackers to include ransomware’s payload in deceptive emails that pose as legitimate organizations and businesses. Components like URL addresses, in-text links, buttons, images, and file attachments are often presented in such emails as they could be all misused for the delivery of the ransomware payload.

In order to make you more prone to interact with such a component and as a result enable the ransomware to access your system, the text messages in these emails try to provoke a sense of urgency.

.UNIT09 Files Virus – Overview

Once .UNIT09 files virus manages to run its payload on a target computer system it initiates a sequence of malicious commands that support its smooth operation. Along with the payload file, the ransomware may establish a bunch of other malicious files during the infection flow. For their locations it may be designed to use some of the following system folders:

  • %AppData%
  • %Local%
  • %LocalLow%
  • %Roaming%
  • %Temp%

By executing malicious files in a predefined order, the ransomware implements plenty of significant modifications that affect the regular performance of major system components. One of the affected components is likely to be the Registry Editor and more precisely the registry keys Run and RunOnce stored there.

This could be explained by the fact that these two keys have the functionality to auto-execute various system and apps related processes. So when .UNITE09 adds malicious values under them, it becomes able to manipulate their functionalities which in turn is a step that enables its automatic load on each system start. So in order to prevent the occurrence of this nasty effect you should access the following registry directories, find all malicious values and delete them:

→ HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run

When.UNITE09 cryptovirs is likely to reveal its presence is at the end of the infection process. For the purpose, the threat drops a file named $!READ ME.txt and cause its automatic load. This file contains a ransom message that is likely to insist on contacting hackers in reference with a ransom payment.

Currently, the amount of files decryption ransom is not specified but what is almost sure is that hackers will want it converted in any cryptocurrency. For the sake of your security, we recommend you to avoid paying the ransom as this step does not guarantee the recovery of your corrupted files. Furthermore, as identified by security researchers, this threat acts like a wiper which means that it is impossible to recover your files. Eventually, hackers could only attempt to trick you once again and steal your money.

.UNIT09 Files Virus – Encryption Process

It is a threat composed to plague essential system settings in order to evade detection and reach the main infection stage – data encryption. So once this threat passes through all initial infection stages it activates a built-in encryption module. With the help of this module, .UNITE09 will scan probably all available drives in an attempt to locate target files and encode them one by one.

Eventually, all files that store important information could be corrupted:

  • Audio files
  • Video files
  • Document files
  • Image files
  • Backup files
  • Banking credentials, etc

Here is the full list of file extensions targeted by .UNITE09 files virus:

.access, .bfc, .cab, .certs, .cfg, .cgm, .chm, .cnt, .cnv, .config, .cpl, .dat, .data, .dll, .dpc, .eftx, .elm, .eps, .exe, .flt, .fnt, .gif, .hlp, .htm, .html, .inf, .its, .ja, .jar, .jfc, .jpg, .lex, .libraries, .manifest, .mid, .mml, .mmw, .mof, .msg, .msi, .mst, .pf, .png, .policy, .properties, .rll, .security, .src, .template, .thmx, .tlb, .ttf, .txt, .wav, .wmf, .wpg, .xml, .xrm-ms, .xsl

Since this ransomware appears to be a wiper, your files may be gone forever. So the best you can do is to remove all malicious files from your infected system and prevent it from further abuses.

Remove .UNIT09 Files Virus and Restore Data

The so-called .UNIT09 files virus is a threat with highly complex code designed to corrupt both system settings and valuable data. So the only way to use your system in a secure manner again is to remove all malicious files and objects created by the ransomware. For the purpose, we prepared a removal guide that reveals how to clean and secure your system step by step.

Gergana Ivanova

Gergana Ivanova

Gergana has completed a bachelor degree in Marketing from the University of National and World Economy. She has been with the STF team for three years, researching malware and reporting on the latest infections.

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