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

What is Win32/KillFiles.NHB infection?

In this short article you will locate about the definition of Win32/KillFiles.NHB as well as its negative effect on your computer system. Such ransomware are a type of malware that is clarified by on the internet fraudulences to demand paying the ransom money by a target.

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In the majority of the situations, Win32/KillFiles.NHB infection will instruct its sufferers to initiate funds transfer for the objective of reducing the effects of the amendments that the Trojan infection has actually presented to the victim’s gadget.

Win32/KillFiles.NHB Summary

These alterations can be as follows:

  • Executable code extraction;
  • Network activity detected but not expressed in API logs;
  • Anomalous binary characteristics;
  • Ciphering the files located on the victim’s hard disk drive — so the victim can no more utilize the data;
  • Preventing routine access to the victim’s workstation;

Related domains: Ransom:MSIL/HiddenTear.979a99a4 Ransom:MSIL/HiddenTear.979a99a4


One of the most normal channels through which Win32/KillFiles.NHB Ransomware Trojans are injected are:

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

As quickly as the Trojan is efficiently injected, it will certainly either cipher the information on the sufferer’s computer or protect against the tool from working in an appropriate way – while additionally positioning a ransom note that mentions the demand for the victims to impact the payment for the purpose of decrypting the documents or bring back the documents system back to the preliminary condition. In most instances, the ransom note will certainly come up when the client reboots the PC after the system has actually already been damaged.

Win32/KillFiles.NHB circulation channels.

In different corners of the world, Win32/KillFiles.NHB expands by jumps and bounds. However, the ransom notes and techniques of extorting the ransom amount might differ relying on particular local (local) settings. The ransom money notes and also tricks of obtaining the ransom quantity may vary depending on specific regional (local) setups.

Ransomware injection

For instance:

    Faulty informs about unlicensed software.

    In specific locations, the Trojans usually wrongfully report having actually identified some unlicensed applications allowed on the victim’s tool. The alert after that requires the user to pay the ransom.

    Faulty declarations concerning illegal material.

    In countries where software application piracy is much less preferred, this method is not as effective for the cyber scams. Additionally, the Win32/KillFiles.NHB popup alert might falsely declare to be stemming from a law enforcement establishment as well as will certainly report having situated youngster pornography or other prohibited information on the tool.

    Win32/KillFiles.NHB popup alert may wrongly declare to be acquiring from a legislation enforcement establishment and also will certainly report having located kid porn or other unlawful data on the device. The alert will likewise consist of a requirement for the individual to pay the ransom.

Technical details

File Info:

crc32: 760ED73A
md5: 14bcf0f7e75c5f8e4b48078d93a7218b
name: 14BCF0F7E75C5F8E4B48078D93A7218B.mlw
sha1: a7dff2036819fcb91cd8f0695b8aaad7e307def8
sha256: 427860fd8646c8f448de3b8638974613669a31c2a1fcbff284f3ef956e175b61
sha512: 0ccd601fd2253d0121c5ab104dcfe47899dcb9053a66495f3c9111ab956b4e557c83bf102c20054522eb5d32e70a697eec9d40eeaea5b80c7157fca0526bd1a7
ssdeep: 768:/r588aA9HmsPEc8wsaIHKEc1aA9Hms258jr:/ruLCHxUwsaIHlCHx2uf
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0409 0x04b0
InternalName: setup
FileVersion: 1.00
CompanyName: sezar
ProductName: Project1
ProductVersion: 1.00
OriginalFilename: setup.exe

Win32/KillFiles.NHB also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Riskware ( 0040eff71 )
DrWeb Trojan.KillDisk.376
Cynet Malicious (score: 99)
ALYac Trojan.Generic.5490780
Cylance Unsafe
Zillya Trojan.KillDisk.Win32.127
Sangfor Trojan.Win32.Remover.L
CrowdStrike win/malicious_confidence_90% (W)
Alibaba Ransom:MSIL/HiddenTear.979a99a4
K7GW Riskware ( 0040eff71 )
Cybereason malicious.7e75c5
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/KillFiles.NHB
APEX Malicious
Avast Win32:Remover-L [Trj]
BitDefender Trojan.Generic.5490780
NANO-Antivirus Trojan.Win32.KillDisk.tkayn
MicroWorld-eScan Trojan.Generic.5490780
Tencent Win32.Trojan.Killdisk.hwe
Ad-Aware Trojan.Generic.5490780
Sophos Mal/Generic-S
Comodo Malware@#272yqs0tbzi9z
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_SPNR.30BI13
Emsisoft Trojan.Generic.5490780 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan/
Webroot W32.Trojan.Gen
Avira BAT/KillAV.ssc
Antiy-AVL Trojan/Generic.ASMalwS.1D6649
Kingsoft Win32.Troj.KillDisk.(kcloud)
Microsoft Trojan:Win32/Wacatac.B!ml
AegisLab Trojan.Win32.KillDisk.4!c
GData Trojan.Generic.5490780
McAfee Generic.dx!xzx
MAX malware (ai score=84)
VBA32 Trojan.VBRA.02171
Panda Generic Malware
TrendMicro-HouseCall TROJ_SPNR.30BI13
Yandex Trojan.KillDisk!HEQp0P6QRq4
Ikarus Trojan.Win32.KillDisk
MaxSecure Trojan.Malware.300983.susgen
Fortinet BAT/KillAV.NBD!tr
AVG Win32:Remover-L [Trj]

How to remove Win32/KillFiles.NHB virus?

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 Win32/KillFiles.NHB 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 Win32/KillFiles.NHB you can always ask me in the comments for getting help.

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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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