Win32/KillAV.NMW

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

What is Win32/KillAV.NMW infection?

In this post you will find about the interpretation of Win32/KillAV.NMW and also its unfavorable impact on your computer. Such ransomware are a kind of malware that is specified by online scams to demand paying the ransom money by a target.

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Most of the situations, Win32/KillAV.NMW infection will certainly instruct its victims to start funds move for the objective of neutralizing the changes that the Trojan infection has actually presented to the victim’s device.

Win32/KillAV.NMW Summary

These modifications can be as adheres to:

  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • Loads a driver;
  • Expresses interest in specific running processes;
  • A process created a hidden window;
  • Unconventionial language used in binary resources: Russian;
  • Uses Windows utilities for basic functionality;
  • A process attempted to delay the analysis task by a long amount of time.;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • 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
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the papers found on the victim’s hard disk — so the target can no longer use the data;
  • Preventing routine access to the sufferer’s workstation;

Win32/KillAV.NMW

One of the most regular networks through which Win32/KillAV.NMW Trojans are infused are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As an effect of individual winding up on a source that hosts a destructive software;

As soon as the Trojan is effectively injected, it will either cipher the information on the sufferer’s PC or stop the gadget from functioning in an appropriate fashion – while likewise putting a ransom money note that points out the demand for the sufferers to impact the payment for the function of decrypting the papers or recovering the file system back to the initial problem. In most circumstances, the ransom money note will certainly show up when the customer reboots the PC after the system has actually currently been harmed.

Win32/KillAV.NMW distribution networks.

In various edges of the globe, Win32/KillAV.NMW expands by leaps as well as bounds. However, the ransom notes as well as techniques of obtaining the ransom quantity might vary depending upon certain local (local) settings. The ransom money notes as well as techniques of obtaining the ransom money quantity might vary depending on specific neighborhood (regional) settings.

Ransomware injection

For example:

    Faulty alerts about unlicensed software program.

    In certain locations, the Trojans commonly wrongfully report having actually identified some unlicensed applications enabled on the victim’s device. The sharp after that demands the customer to pay the ransom money.

    Faulty declarations regarding prohibited content.

    In countries where software piracy is much less preferred, this method is not as efficient for the cyber scams. Additionally, the Win32/KillAV.NMW popup alert might falsely declare to be stemming from a police organization as well as will report having situated youngster porn or other unlawful information on the device.

    Win32/KillAV.NMW popup alert might wrongly assert to be obtaining from a regulation enforcement organization and also will report having located kid pornography or various other illegal data on the tool. The alert will in a similar way include a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: 88EBC9EF
md5: 310869f6db8731661fe1ed458d56e348
name: 310869F6DB8731661FE1ED458D56E348.mlw
sha1: ff3d4851f6479d82da8a90500ace67aec1896684
sha256: 72fc07daa70042075b0112e0e16374f7aa9345047daab670b70de57ec11f43b4
sha512: 8ecaf05d5289f6804afaaa3affb02dcde96a50c7fa104a93cb68691ddb2988d34ab823a2d8e507be39ca8a272a77f4964d4514560268b8821b57c789686c56c4
ssdeep: 6144:8lR7HnRSSu6wv0jJx7ppcrI+qfLobZQZVbsyUGdcHLVVE7zKpDxTKy4:ORFSSu6wv0REbOUccBwzMlTKV
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/KillAV.NMW also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware2
K7AntiVirusTrojan ( 000221741 )
Elasticmalicious (high confidence)
DrWebTrojan.KillProc.54659
CynetMalicious (score: 100)
ALYacGen:Variant.Fugrafa.11402
CylanceUnsafe
ZillyaTrojan.KillAV.Win32.11981
SangforTrojan.Win32.DiskWriter.gen
AlibabaTrojan:Win32/KillAV.970466c4
K7GWTrojan ( 000221741 )
Cybereasonmalicious.6db873
SymantecTrojan Horse
ESET-NOD32a variant of Win32/KillAV.NMW
APEXMalicious
AvastWin32:Malware-gen
KasperskyHEUR:Trojan.Win32.DiskWriter.gen
BitDefenderGen:Variant.Fugrafa.11402
NANO-AntivirusTrojan.Win32.KillProc.evxrsb
MicroWorld-eScanGen:Variant.Fugrafa.11402
TencentWin32.Trojan.Generic.Lfga
Ad-AwareGen:Variant.Fugrafa.11402
SophosMal/Generic-R + Mal/Basine-C
ComodoMalware@#o7bhso38hek8
BitDefenderThetaGen:NN.ZelphiF.34670.zGW@aWSdLvlc
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionBehavesLike.Win32.Generic.gh
FireEyeGeneric.mg.310869f6db873166
EmsisoftGen:Variant.Fugrafa.11402 (B)
SentinelOneStatic AI – Malicious PE
AviraTR/Killav.qqmpg
MicrosoftTrojan:Win32/Skeeyah.A!MTB
ZoneAlarmHEUR:Trojan.Win32.DiskWriter.gen
GDataGen:Variant.Fugrafa.11402
AhnLab-V3Malware/Win32.Generic.C2437181
McAfeeArtemis!310869F6DB87
VBA32Trojan-Ransom.Winlock.gen
MalwarebytesMachineLearning/Anomalous.100%
PandaTrj/GdSda.A
RisingTrojan.KillAV!8.98 (CLOUD)
YandexTrojan.KillAV!Hp9gGUCyCMA
IkarusTrojan.Win32.KillAV
FortinetW32/Basine.C!tr
AVGWin32:Malware-gen
Qihoo-360Win32/Trojan.KillAV.HgIASRIA

How to remove Win32/KillAV.NMW 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/KillAV.NMW 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/KillAV.NMW 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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