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

What is VBS/Agent.NIA infection?

In this short article you will certainly discover regarding the definition of VBS/Agent.NIA as well as its adverse impact on your computer system. Such ransomware are a form of malware that is elaborated by online scams to demand paying the ransom money by a sufferer.

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Most of the instances, VBS/Agent.NIA infection will advise its sufferers to start funds transfer for the function of counteracting the modifications that the Trojan infection has presented to the sufferer’s device.

VBS/Agent.NIA Summary

These alterations can be as complies with:

  • At least one process apparently crashed during execution;
  • Creates RWX memory;
  • Possible date expiration check, exits too soon after checking local time;
  • Detected script timer window indicative of sleep style evasion;
  • A process attempted to delay the analysis task.;
  • Reads data out of its own binary image;
  • Drops a binary and executes it;
  • A scripting utility was executed;
  • Attempts to repeatedly call a single API many times in order to delay analysis time;
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • Installs itself for autorun at Windows startup;
  • Stores JavaScript or a script command in the registry, likely for persistence or configuration;
  • A wscript.exe process commonly used in script or document file downloaders initiated network activity;
  • Checks the system manufacturer, likely for anti-virtualization;
  • Attempts to modify proxy settings;
  • Attempts to interact with an Alternate Data Stream (ADS);
  • Collects information to fingerprint the system;
  • Ciphering the records located on the target’s hard drive — so the sufferer can no longer use the information;
  • Preventing regular accessibility to the sufferer’s workstation;

Related domains:

z.whorecord.xyz Trojan-Ransom.Win32.Blocker.hbrt
a.tomx.xyz Trojan-Ransom.Win32.Blocker.hbrt
hiurle.crabdance.com Trojan-Ransom.Win32.Blocker.hbrt


The most normal networks where VBS/Agent.NIA Ransomware are infused are:

  • By means of phishing emails;
  • As an effect of user winding up on a source that organizes a malicious software application;

As quickly as the Trojan is successfully infused, it will certainly either cipher the information on the target’s PC or stop the device from functioning in a proper manner – while additionally putting a ransom note that points out the need for the victims to effect the settlement for the purpose of decrypting the records or restoring the data system back to the preliminary condition. In the majority of circumstances, the ransom money note will come up when the client restarts the PC after the system has actually currently been damaged.

VBS/Agent.NIA circulation networks.

In numerous edges of the globe, VBS/Agent.NIA expands by leaps as well as bounds. However, the ransom notes and also techniques of extorting the ransom amount might vary depending upon particular regional (regional) setups. The ransom notes and methods of obtaining the ransom money amount may differ depending on particular regional (local) settings.

Ransomware injection

As an example:

    Faulty notifies concerning unlicensed software.

    In certain areas, the Trojans usually wrongfully report having discovered some unlicensed applications enabled on the victim’s device. The sharp then demands the customer to pay the ransom.

    Faulty declarations concerning illegal web content.

    In countries where software program piracy is much less prominent, this method is not as effective for the cyber fraudulences. Conversely, the VBS/Agent.NIA popup alert might wrongly assert to be deriving from a law enforcement organization as well as will report having located child pornography or various other prohibited information on the gadget.

    VBS/Agent.NIA popup alert might wrongly declare to be acquiring from a regulation enforcement organization as well as will certainly report having located youngster porn or various other unlawful data on the tool. The alert will similarly consist of a demand for the customer to pay the ransom money.

Technical details

File Info:

crc32: CA239B83
md5: 5e82b2012e96e42dd7078b017be121bc
name: 5E82B2012E96E42DD7078B017BE121BC.mlw
sha1: 9d0a39a944bfcaf51533be13b155735d60404fb1
sha256: 3fa6518572a488f072dda664630a239f2da36fd89d9c8c51c9bf83993dde1ba4
sha512: 5f071e86986ea11da6c81b3fc70f4fde1c24a91b05b5ce432f36e69dcd999d54812d3eee2961bf7bd73759e147fea08b1bb1b0c13dc5432001f925a6b3ee46f9
ssdeep: 12288:Z3nZMhJ+ubN+OxnbUaNd0EefyEWXYEXi3cqNvnj:Z3nZqfbGaNdqy1hStNb
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

VBS/Agent.NIA also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 004b96a91 )
Lionic Trojan.Win32.Blocker.j!c
DrWeb Trojan.Hosts.37599
ALYac VB:Trojan.Valyria.859
Alibaba Worm:VBS/Blocker.66c56db7
K7GW Trojan ( 004b96a91 )
Cybereason malicious.12e96e
Symantec Trojan.Gen.MBT
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Blocker.hbrt
BitDefender VB:Trojan.Valyria.859
NANO-Antivirus Trojan.Win32.Zapchast.crqgst
MicroWorld-eScan VB:Trojan.Valyria.859
Tencent Win32.Trojan.Blocker.Szbu
Sophos Mal/Generic-S
Comodo Malware@#2ypk5uopznlck
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Dropper.hc
FireEye VB:Trojan.Valyria.859
Emsisoft VB:Trojan.Valyria.859 (B)
Jiangmin TrojanDropper.Agent.aaup
Antiy-AVL Trojan/Generic.ASMalwS.788E2C
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Trojan:Win32/Dynamer!ac
ZoneAlarm HEUR:Worm.Script.Generic
GData VB:Trojan.Valyria.859 (2x)
McAfee Artemis!5E82B2012E96
MAX malware (ai score=88)
VBA32 Trojan.MSIL.Zapchast
Panda Trj/CI.A
Rising [email protected] (RDML:I9lc51w/eLLFX8YE0UUc2g)
Yandex Trojan.GenAsa!e+iMDk3hUMA
Ikarus Trojan-Dropper.Agent
MaxSecure Trojan.Malware.300983.susgen
Fortinet VBS/Agent.NIA!worm
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove VBS/Agent.NIA ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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 VBS/Agent.NIA 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:

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

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  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
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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.

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