What is Troj/Kryptik-NB infection?

In this article you will certainly discover concerning the interpretation of Troj/Kryptik-NB and also its unfavorable influence on your computer. Such ransomware are a type of malware that is elaborated by on the internet scams to require paying the ransom money by a victim.

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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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Most of the situations, Troj/Kryptik-NB infection will certainly instruct its victims to initiate funds transfer for the purpose of reducing the effects of the amendments that the Trojan infection has actually presented to the target’s gadget.

Troj/Kryptik-NB Summary

These adjustments can be as adheres to:

  • Injection (inter-process);
  • Injection with CreateRemoteThread in a remote process;
  • Performs some HTTP requests;
  • Uses Windows utilities for basic functionality;
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Harvests information related to installed mail clients;
  • Ciphering the documents situated on the target’s disk drive — so the victim can no longer utilize the data;
  • Preventing regular access to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.


The most common networks where Troj/Kryptik-NB Trojans are injected are:

  • By means of phishing emails;
  • As a repercussion of user ending up on a resource that holds a malicious software application;

As quickly as the Trojan is effectively infused, it will certainly either cipher the data on the sufferer’s computer or stop the device from operating in a correct manner – while also placing a ransom money note that discusses the demand for the sufferers to effect the settlement for the purpose of decrypting the files or bring back the data system back to the initial condition. In many instances, the ransom money note will turn up when the client reboots the PC after the system has already been harmed.

Troj/Kryptik-NB circulation networks.

In numerous edges of the globe, Troj/Kryptik-NB grows by leaps as well as bounds. However, the ransom money notes and methods of extorting the ransom amount may differ relying on specific regional (regional) setups. The ransom money notes and methods of obtaining the ransom amount might differ depending on particular regional (regional) setups.

Ransomware injection

For instance:

    Faulty notifies regarding unlicensed software program.

    In particular locations, the Trojans usually wrongfully report having actually spotted some unlicensed applications made it possible for on the target’s tool. The sharp then demands the customer to pay the ransom money.

    Faulty statements about illegal material.

    In countries where software program piracy is less popular, this technique is not as reliable for the cyber frauds. Conversely, the Troj/Kryptik-NB popup alert may incorrectly claim to be originating from a police establishment and also will certainly report having situated child pornography or various other unlawful data on the device.

    Troj/Kryptik-NB popup alert may wrongly declare to be acquiring from a law enforcement organization as well as will certainly report having located youngster porn or other unlawful information on the tool. The alert will similarly contain a demand for the user to pay the ransom.

Technical details

File Info:

crc32: A6360B98
md5: de76ef36d2323e451db6c95ea0d1e748
name: upload_file
sha1: c362bdd0d0b7d452e85485cab2438180a2a4b1c1
sha256: 891e65be8bab7d722fdabe9f6186cb8c0d8265da33661131767b9811d3747430
sha512: 32447c8c5eb22f86df98a6161efcde23d070da45fd0f78d6143066390fc839a3e54d304685a21310b0a5553359373c11bc3bd89a9d3b08cbd78b25564cb9ed1a
ssdeep: 12288:lqINy+OtA771W0yhV9khLeXEzHmIgU+3bLwPiUibiI:7JE0yhzULe0zml3bLyiUibR
type: # UDF filesystem data (version 1.5) 'GREY'

Version Info:

0: [No Data]

Troj/Kryptik-NB also known as:

GridinSoft Trojan.Ransom.Gen
FireEye Trojan.GenericKD.35063157
McAfee PWS-FCSU!E8F923EA8381
Sangfor Malware
Invincea Mal/Generic-R + Troj/Kryptik-NB
Cyren W32/Ransom.AY.gen!Eldorado
Symantec Trojan.Gen.NPE
TrendMicro-HouseCall Possible_GENISO-6
Avast Win32:TrojanX-gen [Trj]
Kaspersky HEUR:Trojan.MSIL.Taskun.gen
BitDefender Trojan.GenericKD.35063157
AegisLab Trojan.Multi.Generic.4!c
Tencent Msil.Trojan.Taskun.Wuha
Sophos Troj/Kryptik-NB
F-Secure Trojan.TR/AD.Bladabindi.fadwx
DrWeb Trojan.PackedNET.424
TrendMicro Possible_GENISO-6
McAfee-GW-Edition Artemis!E8F923EA8381
Emsisoft Trojan.GenericKD.35063157 (B)
Ikarus Trojan.MSIL.Inject
Avira TR/AD.Bladabindi.fadwx
Microsoft Trojan:Win32/Ymacco.AA76
Gridinsoft Trojan.U.Packed.oa
Arcabit Trojan.Generic.D2170575
ZoneAlarm HEUR:Trojan.MSIL.Taskun.gen
GData Archive.Trojan.Agent.2FLHVJ
Cynet Malicious (score: 85)
BitDefenderTheta Gen:NN.ZemsilF.34590.Km0@amqsGro
Zoner Trojan.Win32.97044
MAX malware (ai score=100)
Fortinet MSIL/GenKryptik.EVNQ!tr
AVG Win32:TrojanX-gen [Trj]
Qihoo-360 Generic/Trojan.477

How to remove Troj/Kryptik-NB 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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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 Troj/Kryptik-NB 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 Troj/Kryptik-NB you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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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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