What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Win32/Adware.Agent.NVB infection?

In this post you will discover concerning the meaning of Win32/Adware.Agent.NVB as well as its negative effect on your computer system. Such ransomware are a type of malware that is clarified by on-line frauds to demand paying the ransom money by a victim.

GridinSoft Anti-Malware Review
It is better to prevent, than repair and repent!
When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
Gridinsoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | 10% Off Coupon
Subscribe to our Telegram channel to be the first to know about news and our exclusive materials on information security.

In the majority of the situations, Win32/Adware.Agent.NVB infection will advise its victims to launch funds move for the purpose of neutralizing the modifications that the Trojan infection has actually introduced to the target’s device.

Win32/Adware.Agent.NVB Summary

These adjustments can be as follows:

  • Executable code extraction;
  • Creates RWX memory;
  • Reads data out of its own binary image;
  • Drops a binary and executes it;
  • Network activity detected but not expressed in API logs;
  • Ciphering the files found on the target’s hard disk drive — so the victim can no longer use the information;
  • Preventing routine access to the sufferer’s workstation;


The most regular channels where Win32/Adware.Agent.NVB are injected are:

  • By ways of phishing e-mails;
  • As an effect of individual ending up on a source that holds a destructive software application;

As soon as the Trojan is successfully infused, it will certainly either cipher the information on the victim’s PC or protect against the device from working in a proper manner – while likewise positioning a ransom money note that points out the requirement for the targets to effect the settlement for the purpose of decrypting the documents or bring back the documents system back to the initial problem. In most instances, the ransom money note will turn up when the client reboots the PC after the system has actually already been harmed.

Win32/Adware.Agent.NVB distribution channels.

In various edges of the world, Win32/Adware.Agent.NVB grows by jumps and bounds. Nonetheless, the ransom money notes and also methods of obtaining the ransom money quantity might differ depending on specific regional (local) setups. The ransom notes and techniques of extorting the ransom quantity might differ depending on specific neighborhood (local) settings.

Ransomware injection

As an example:

    Faulty alerts about unlicensed software application.

    In particular locations, the Trojans usually wrongfully report having actually identified some unlicensed applications enabled on the victim’s device. The alert then demands the user to pay the ransom.

    Faulty statements about prohibited content.

    In countries where software program piracy is less prominent, this method is not as effective for the cyber frauds. Conversely, the Win32/Adware.Agent.NVB popup alert may wrongly assert to be stemming from a police organization and will report having located kid porn or other illegal information on the tool.

    Win32/Adware.Agent.NVB popup alert might incorrectly declare to be acquiring from a law enforcement establishment and also will report having situated kid porn or various other unlawful data on the tool. The alert will likewise have a need for the customer to pay the ransom.

Technical details

File Info:

crc32: ECB2CF70
md5: d1e3f65b09c21775897b4c2091a7fc83
name: D1E3F65B09C21775897B4C2091A7FC83.mlw
sha1: 49d86f9468805a91fbad6190a7def8d994531762
sha256: 7a51ef4e6d7b8ffee18ccfdac9de72aed2e3e29f76abe67ee75b4747b5a3e1ae
sha512: bd21cad693258b89588afa7760934089f6b8e911ca88779ecfa719382b1aad1de486759b284f619ff2859b5e490b27206245934837c836fb4a3dbd88186e030e
ssdeep: 196608:vDbbTORzjtE4HVknh7ERxNAto3owsr/7DO/AOzeOG4LcdCpCZs8J076hc/hcByaL:bbORpH6nhwRxioHgvrweBNDK/2T
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

CompanyName: limited by inlog tasono
Comments: This installation was built with Inno Setup.
ProductName: 1nl6_br0w5 (16948)
ProductVersion: 16.94.8
FileDescription: 1nl6_br0w5 (16948) Setup
Translation: 0x0000 0x04b0

Win32/Adware.Agent.NVB also known as:

K7AntiVirusAdware ( 0057e0711 )
Elasticmalicious (high confidence)
CynetMalicious (score: 99)
CrowdStrikewin/malicious_confidence_100% (W)
K7GWAdware ( 0057e0711 )
ESET-NOD32a variant of Win32/Adware.Agent.NVB
AvastWin32:Adware-gen [Adw]
SophosGeneric PUA EJ (PUA)
EmsisoftGen:Variant.Midie.93760 (B)
MAXmalware (ai score=86)
AVGWin32:Adware-gen [Adw]

How to remove Win32/Adware.Agent.NVB ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Win32/Adware.Agent.NVB files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Win32/Adware.Agent.NVB you can always ask me in the comments for getting help.

User Review
0 (0 votes)
Comments Rating 0 (0 reviews)


  1. GridinSoft Anti-Malware Review from HowToFix site:
  2. More information about GridinSoft products:

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

Leave a Reply