Win32/KillDisk.NBK

What is Win32/KillDisk.NBK infection?

In this post you will certainly locate regarding the definition of Win32/KillDisk.NBK and also its adverse impact on your computer. Such ransomware are a type of malware that is specified by online frauds to demand paying the ransom by a sufferer.

Most of the cases, Win32/KillDisk.NBK virus will certainly instruct its sufferers to initiate funds transfer for the purpose of reducing the effects of the changes that the Trojan infection has actually introduced to the target’s tool.

Win32/KillDisk.NBK Summary

These modifications can be as adheres to:

  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • Uses Windows utilities for basic functionality;
  • Steals private information from local Internet browsers;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Exhibits possible ransomware file modification behavior;
  • Clears Windows events or logs;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the papers located on the target’s hard disk drive — so the sufferer can no more 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.

Win32/KillDisk.NBK

One of the most regular networks where Win32/KillDisk.NBK Ransomware Trojans are infused are:

  • By means of phishing emails;
  • As an effect of individual ending up on a resource that hosts a destructive software application;

As quickly as the Trojan is successfully injected, it will certainly either cipher the information on the target’s PC or stop the gadget from working in an appropriate fashion – while also positioning a ransom money note that points out the need for the victims to effect the payment for the function of decrypting the files or restoring the file system back to the initial condition. In most instances, the ransom money note will certainly show up when the customer reboots the COMPUTER after the system has actually currently been damaged.

Win32/KillDisk.NBK circulation channels.

In numerous corners of the globe, Win32/KillDisk.NBK grows by leaps and bounds. Nonetheless, the ransom money notes and techniques of extorting the ransom quantity might vary relying on specific local (regional) setups. The ransom money notes as well as techniques of extorting the ransom money quantity might differ depending on certain regional (local) settings.

Ransomware injection

For example:

    Faulty informs about unlicensed software application.

    In specific locations, the Trojans typically wrongfully report having found some unlicensed applications made it possible for on the target’s tool. The alert then requires the user to pay the ransom.

    Faulty declarations about unlawful material.

    In nations where software piracy is much less preferred, this method is not as efficient for the cyber frauds. Conversely, the Win32/KillDisk.NBK popup alert may falsely claim to be deriving from a police establishment and will certainly report having located youngster porn or various other illegal data on the gadget.

    Win32/KillDisk.NBK popup alert may falsely assert to be deriving from a regulation enforcement establishment as well as will report having situated child pornography or various other unlawful information on the tool. The alert will likewise have a need for the individual to pay the ransom.

Technical details

File Info:

crc32: B4D4D2BDmd5: cb21430f31efffdfb80903feb2b7f58cname: CB21430F31EFFFDFB80903FEB2B7F58C.mlwsha1: ce8d085ad32ba1f1d5c4a57218713ac7f8493a4bsha256: e2472b72cb05ffe0138b90dfd7668d52e9e404ce773614a0a36883fe0aa50e25sha512: 2d3ea70c5ae6e958be1045431552d4632f5499c408e8224dc639b2120e23b0c44ef0833eee3d9a14d75dae2cc592e83b19bf91b3280a00fa33db904db729e62assdeep: 3072:m0T8L5duTd8vhFKq4VoiwYBIMhYnti6lV9CVSZ3tocGP9+hHJLbTT:m0T8L5duTgFKqm9wYBd2iUiSZ+vchpDTtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) Microsoft Corp. 1981-2001InternalName: Update centerFileVersion: 7,1CompanyName: Microsoft CorporationProductName: Microsoft(R) Windows (R) 2000 Operating System ProductVersion: 5, 2FileDescription: System update centerTranslation: 0x0409 0x04b0

Win32/KillDisk.NBK also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
DrWeb Trojan.Siggen7.8431
Cynet Malicious (score: 100)
ALYac Trojan.Ransom.KillDisk.B
Cylance Unsafe
Zillya Trojan.KillDisk.Win32.188
Sangfor Win.Worm.Autorunvb-7053731-0
CrowdStrike win/malicious_confidence_100% (D)
Cybereason malicious.f31eff
Cyren W32/KillDisk.A!Eldorado
ESET-NOD32 Win32/KillDisk.NBK
APEX Malicious
Avast Win32:Crypt-KOW [Trj]
ClamAV Win.Trojan.KillDisk-3
Kaspersky Trojan.Win32.KillDisk.fx
BitDefender Trojan.Ransom.KillDisk.B
NANO-Antivirus Virus.Win32.Virut-Gen.bwpxnc
ViRobot Trojan.Win32.KillDisk.204800
MicroWorld-eScan Trojan.Ransom.KillDisk.B
Ad-Aware Trojan.Ransom.KillDisk.B
Sophos ML/PE-A
BitDefenderTheta Gen:NN.ZexaF.34628.oq0@aOXBLsii
FireEye Generic.mg.cb21430f31efffdf
Emsisoft Trojan.Ransom.KillDisk.B (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.KillDisk.g
Avira TR/Patched.Gen
Microsoft Program:Win32/Wacapew.C!ml
Arcabit Trojan.Ransom.KillDisk.B
GData Trojan.Ransom.KillDisk.B
AhnLab-V3 Trojan/Win32.KillDisk.C1737725
Acronis suspicious
MAX malware (ai score=87)
VBA32 Trojan.KillDisk
Malwarebytes Nimnul.Virus.FileInfector.DDS
Panda Trj/GdSda.A
Rising Malware.Heuristic!ET#91% (RDMK:cmRtazqdWwdvA2haI2P0ff2Cl8Pn)
Yandex Trojan.GenAsa!4kYWNNGQx7E
Ikarus Virus.Win32.Virut
Fortinet W32/Generic.AP.49AFC!tr
AVG Win32:Crypt-KOW [Trj]
Qihoo-360 HEUR/QVM09.0.F6C0.Malware.Gen

How to remove Win32/KillDisk.NBK 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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

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

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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