Win32/Kryptik.NVO

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

What is Win32/Kryptik.NVO infection?

In this post you will find about the meaning of Win32/Kryptik.NVO and its adverse impact on your computer system. Such ransomware are a type of malware that is clarified by on-line frauds to demand paying the ransom money by a sufferer.

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In the majority of the cases, Win32/Kryptik.NVO ransomware will instruct its victims to start funds move for the objective of neutralizing the modifications that the Trojan infection has presented to the target’s gadget.

Win32/Kryptik.NVO Summary

These modifications can be as adheres to:

  • Executable code extraction;
  • Creates RWX memory;
  • Uses Windows utilities for basic functionality;
  • Installs itself for autorun at Windows startup;
  • Network activity detected but not expressed in API logs;
  • Creates a copy of itself;
  • Ciphering the papers situated on the sufferer’s disk drive — so the victim can no longer use the information;
  • Preventing routine access to the sufferer’s workstation;

Win32/Kryptik.NVO

The most typical networks whereby Win32/Kryptik.NVO Trojans are infused are:

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

As soon as the Trojan is successfully infused, it will certainly either cipher the data on the target’s PC or prevent the tool from working in an appropriate fashion – while additionally positioning a ransom money note that mentions the demand for the victims to impact the settlement for the function of decrypting the records or bring back the documents system back to the preliminary problem. In the majority of circumstances, the ransom note will certainly turn up when the client restarts the PC after the system has already been harmed.

Win32/Kryptik.NVO circulation networks.

In various corners of the globe, Win32/Kryptik.NVO grows by leaps and bounds. Nonetheless, the ransom money notes and tricks of obtaining the ransom quantity might vary depending on particular local (local) settings. The ransom notes and also methods of extorting the ransom amount might differ depending on specific neighborhood (regional) settings.

Ransomware injection

As an example:

    Faulty informs about unlicensed software program.

    In specific areas, the Trojans commonly wrongfully report having actually identified some unlicensed applications made it possible for on the victim’s device. The sharp after that demands the customer to pay the ransom money.

    Faulty declarations concerning prohibited content.

    In countries where software application piracy is much less popular, this method is not as efficient for the cyber frauds. Conversely, the Win32/Kryptik.NVO popup alert might falsely claim to be stemming from a police institution and also will certainly report having located youngster porn or various other illegal data on the device.

    Win32/Kryptik.NVO popup alert may wrongly claim to be deriving from a regulation enforcement establishment and will report having located child porn or various other unlawful information on the gadget. The alert will likewise consist of a demand for the customer to pay the ransom.

Technical details

File Info:

crc32: ADC2E473
md5: ed32332f54c41fc2a674613213d6a8ec
name: ED32332F54C41FC2A674613213D6A8EC.mlw
sha1: 57df8fdb27c3715d6e9ca746750d239f7bff1518
sha256: 425cecb76969975efd64c5460d7e2a87f8dabd73b47c271ca573a7a04debcb5e
sha512: 596c04d0882eaed4c4af12bbe843deb322ce3ae8fd9c96c30408b095891bb5f687bc16a6c37f1ea4805d68452d26d99fde6b6fd3d022806161500713ea1485f7
ssdeep: 768:BFXD2984oqQd0wvtRdBIRPdGuuNF2MaC17T53wRYhRLxTbBq1u6Aq2lKrU:DXDw84oYgtWRPgbGktyYhoYfqUKrU
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2010
InternalName: UIScanner
FileVersion: 13,0,21,1
CompanyName: BitDefender S.R.L.
ProductName: BitDefender 2010
ProductVersion: 13,0,18,344
FileDescription: BitDefender Antivirus Scanner
OriginalFilename: uiscan.exe
Translation: 0x0409 0x04b0

Win32/Kryptik.NVO also known as:

GridinSoftTrojan.Ransom.Gen
K7AntiVirusTrojan ( 0056ea461 )
DrWebTrojan.Packed.21756
CynetMalicious (score: 100)
ALYacGen:Heur.FKP.1
CylanceUnsafe
ZillyaTrojan.HmBlocker.Win32.1770
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_90% (W)
AlibabaRansom:Win32/HmBlocker.bea76669
K7GWTrojan ( 0056ea461 )
Cybereasonmalicious.f54c41
CyrenW32/Ransom.J.gen!Eldorado
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Kryptik.NVO
APEXMalicious
AvastWin32:Trojan-gen
ClamAVWin.Trojan.Ransom-7590
KasperskyTrojan-Ransom.Win32.HmBlocker.dnm
BitDefenderGen:Heur.FKP.1
NANO-AntivirusTrojan.Win32.HmBlocker.fasyax
ViRobotTrojan.Win32.A.HmBlocker.44032.B
SUPERAntiSpywareTrojan.Agent/Gen-FakeAV
MicroWorld-eScanGen:Heur.FKP.1
TencentWin32.Trojan.Hmblocker.Alig
Ad-AwareGen:Heur.FKP.1
SophosMal/Generic-S
ComodoMalCrypt.Indus!@1qrzi1
BitDefenderThetaGen:NN.ZexaF.34770.cq0@a0wXw7le
VIPRETrojan.Win32.Ransom.do (v)
McAfee-GW-EditionFakeAV-SecurityTool.js
FireEyeGeneric.mg.ed32332f54c41fc2
EmsisoftGen:Heur.FKP.1 (B)
Webrootnone
AviraTR/Dropper.Gen
Antiy-AVLTrojan/Generic.ASMalwS.A6B612
MicrosoftRansom:Win32/Genasom.DN
AegisLabTrojan.Win32.XBlocker.lfXD
GDataGen:Heur.FKP.1
TACHYONRansom/W32.HmBlocker.44032
AhnLab-V3Trojan/Win32.FakeAV.R5556
Acronissuspicious
McAfeeFakeAV-SecurityTool.js
MAXmalware (ai score=100)
VBA32BScope.Trojan.FakeAlert
PandaGeneric Malware
RisingTrojan.Generic@ML.98 (RDML:C8WpU2zMp7kJp5mXkgxkyw)
YandexTrojan.HmBlocker!n9ATwXi9Z6c
IkarusTrojan.Win32.Yakes
MaxSecureTrojan.Yakes.dwnc
FortinetW32/Yakes.S!tr
AVGWin32:Trojan-gen
Paloaltogeneric.ml

How to remove Win32/Kryptik.NVO 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 Win32/Kryptik.NVO 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/Kryptik.NVO you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/comparison

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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