Written by Robert Bailey

What is VBS/Agent.NFK infection?

In this short article you will discover about the interpretation of VBS/Agent.NFK and also its unfavorable impact on your computer. Such ransomware are a form of malware that is specified by on the internet frauds to require paying the ransom by a target.

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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.
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In the majority of the instances, VBS/Agent.NFK virus will certainly instruct its sufferers to initiate funds transfer for the objective of reducing the effects of the modifications that the Trojan infection has presented to the target’s tool.

VBS/Agent.NFK Summary

These alterations can be as adheres to:

  • 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;
  • A process created a hidden window;
  • Unconventionial language used in binary resources: Russian;
  • A scripting utility was executed;
  • Attempts to repeatedly call a single API many times in order to delay analysis time;
  • Installs itself for autorun at Windows startup;
  • A wscript.exe process commonly used in script or document file downloaders initiated network activity;
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Attempts to modify proxy settings;
  • Attempts to interact with an Alternate Data Stream (ADS);
  • Collects information to fingerprint the system;
  • Anomalous binary characteristics;
  • Ciphering the documents situated on the target’s hard drive — so the sufferer can no longer use the data;
  • Preventing normal accessibility to the target’s workstation;

Related domains:

z.whorecord.xyz Ransom:Win32/Blocker.3f926a58
a.tomx.xyz Ransom:Win32/Blocker.3f926a58
infinity2016.no-ip.org Ransom:Win32/Blocker.3f926a58


The most common channels through which VBS/Agent.NFK Trojans are infused are:

  • By means of phishing e-mails;
  • As an effect of individual ending up on a resource that organizes a destructive software application;

As quickly as the Trojan is efficiently infused, it will either cipher the information on the target’s computer or stop the tool from functioning in a proper way – while additionally putting a ransom money note that discusses the demand for the sufferers to impact the settlement for the function of decrypting the papers or bring back the file system back to the preliminary problem. In the majority of circumstances, the ransom money note will certainly turn up when the client reboots the COMPUTER after the system has actually currently been damaged.

VBS/Agent.NFK circulation channels.

In various corners of the world, VBS/Agent.NFK grows by jumps and bounds. Nevertheless, the ransom money notes and also tricks of obtaining the ransom quantity may differ depending upon certain regional (regional) setups. The ransom notes and techniques of extorting the ransom amount might vary depending on certain neighborhood (regional) setups.

Ransomware injection

As an example:

    Faulty signals regarding unlicensed software application.

    In specific areas, the Trojans often wrongfully report having actually detected some unlicensed applications made it possible for on the target’s tool. The alert after that requires the customer to pay the ransom money.

    Faulty statements regarding prohibited web content.

    In nations where software program piracy is less prominent, this technique is not as reliable for the cyber frauds. Conversely, the VBS/Agent.NFK popup alert may wrongly declare to be deriving from a law enforcement organization and also will report having located child pornography or various other prohibited data on the tool.

    VBS/Agent.NFK popup alert may falsely assert to be acquiring from a regulation enforcement institution as well as will report having located kid porn or other unlawful information on the tool. The alert will likewise contain a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: C7AF94BB
md5: 7a9f7e9b596bba9ceba343e1f4329dec
name: 7A9F7E9B596BBA9CEBA343E1F4329DEC.mlw
sha1: cfc4b2da5657d2e8401b4439bdd07f25e164f94b
sha256: dd41be72a5f9bc3ef1bc6225eb0fb68619218e6b0d36a4e968ad053b2739f225
sha512: 89edb733341763f3971847331f4fad3b556d303fb52ab05f7f8c38d39728d31998a72e96dd4b7b1f3800e69057633ce5e361051b924751b7b1e61404aca8dec9
ssdeep: 12288:eANwRo+mv8QD4+0V16oylfLtyzO0blzm1faiS9ef9oSDbXQddWb12Bb4YKiKPaPf:eAT8QE+kTy58K0Jz2faB9GxDbXh2F4YF
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: QTranslate
FileDescription: QTranslate 6.1.0 Installation
FileVersion: 6.1.0
CompanyName: QTranslate
Translation: 0x0409 0x04e4

VBS/Agent.NFK also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 004ff7bb1 )
Lionic Trojan.Win32.Generic.4!c
DrWeb Win32.HLLW.Autoruner3.2731
Cynet Malicious (score: 100)
Cylance Unsafe
Sangfor Suspicious.Win32.Save.a
Alibaba Ransom:Win32/Blocker.3f926a58
K7GW Trojan ( 004ff7bb1 )
Cybereason malicious.b596bb
Symantec Trojan.Gen.NPE.2
APEX Malicious
Avast VBS:Agent-BRE [Trj]
BitDefender Gen:Heur.SMHeist.3
NANO-Antivirus Trojan.Text.VB.epgwph
MicroWorld-eScan Gen:Heur.SMHeist.3
Tencent Win32.Trojan.Blocker.Ajvz
Ad-Aware Gen:Heur.SMHeist.3
Sophos Mal/Generic-S
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition VBS/Autorun.worm.aako
FireEye Generic.mg.7a9f7e9b596bba9c
Emsisoft Gen:Heur.SMHeist.3 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Blocker.fyk
eGambit Unsafe.AI_Score_99%
Arcabit Trojan.SMHeist.3
ZoneAlarm Trojan-Ransom.Win32.Blocker.jusp
GData Gen:Heur.SMHeist.3
AhnLab-V3 Trojan/Win32.Blocker.C1699991
McAfee Artemis!7A9F7E9B596B
MAX malware (ai score=80)
VBA32 TrojanRansom.Blocker
Panda Trj/CI.A
Yandex Trojan.Blocker!4IaH4c5CO1E
Ikarus Trojan.Win32.Meredrop
MaxSecure Trojan-Ransom.Win32.Crypmod.zfq
Fortinet VBS/Agent.NFK!worm
AVG VBS:Agent-BRE [Trj]
Paloalto generic.ml

How to remove VBS/Agent.NFK virus?

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 VBS/Agent.NFK 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 VBS/Agent.NFK 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/
  2. More information about GridinSoft products: http://gridinsoft.com/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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