Win32:Zbot-NUY [Spy]

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

What is Win32:Zbot-NUY [Spy] infection?

In this short article you will certainly locate regarding the meaning of Win32:Zbot-NUY [Spy] and its negative impact on your computer. Such ransomware are a type of malware that is elaborated by on-line frauds to demand paying the ransom money by a victim.

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Most of the cases, Win32:Zbot-NUY [Spy] infection will advise its victims to start funds transfer for the purpose of neutralizing the amendments that the Trojan infection has introduced to the victim’s gadget.

Win32:Zbot-NUY [Spy] Summary

These adjustments can be as adheres to:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • Compression (or decompression);
  • 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.
  • Possible date expiration check, exits too soon after checking local time;
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records located on the target’s hard drive — so the target can no longer utilize the information;
  • Preventing routine access to the sufferer’s workstation;

Win32:Zbot-NUY [Spy]

One of the most common networks where Win32:Zbot-NUY [Spy] Ransomware are injected are:

  • By ways of phishing e-mails;
  • As an effect of individual ending up on a source that holds a malicious software;

As soon as the Trojan is efficiently infused, it will certainly either cipher the information on the target’s PC or avoid the gadget from operating in a proper fashion – while likewise putting a ransom note that mentions the demand for the targets to impact the repayment for the purpose of decrypting the files or recovering the file system back to the first problem. In the majority of circumstances, the ransom money note will come up when the customer reboots the COMPUTER after the system has already been damaged.

Win32:Zbot-NUY [Spy] circulation channels.

In various edges of the world, Win32:Zbot-NUY [Spy] grows by leaps as well as bounds. However, the ransom notes as well as tricks of obtaining the ransom money amount may vary depending upon particular regional (local) setups. The ransom notes as well as methods of obtaining the ransom money quantity might vary depending on particular neighborhood (regional) setups.

Ransomware injection

For example:

    Faulty informs regarding unlicensed software application.

    In specific areas, the Trojans usually wrongfully report having actually spotted some unlicensed applications made it possible for on the target’s gadget. The alert after that demands the customer to pay the ransom money.

    Faulty statements about illegal content.

    In countries where software application piracy is much less preferred, this approach is not as reliable for the cyber fraudulences. Conversely, the Win32:Zbot-NUY [Spy] popup alert might incorrectly claim to be originating from a police institution and also will certainly report having located youngster pornography or other prohibited data on the tool.

    Win32:Zbot-NUY [Spy] popup alert might incorrectly assert to be acquiring from a legislation enforcement institution as well as will certainly report having located child porn or other illegal data on the tool. The alert will in a similar way consist of a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 11EAB404
md5: 0bbf61276bb7de03b355942c9da51275
name: 0BBF61276BB7DE03B355942C9DA51275.mlw
sha1: 67295d612e00f234c529f6623981f125e404c01f
sha256: 0979769edcc9a6ff782e4948669f0e3ed1d094616f7fa5f12b80ddd16f8f9b43
sha512: cfdb58c6ac3485d2c484aaf7da73e7f5a430a682d4f1c0bb566aaffdd17a3944e9dd98e8513917b208d5cb394b8c484a3bb8aeed7e480333f30e82f6abf2de62
ssdeep: 6144:4fmeDTbgt+6B3mqnoUaHDDwGNzDWxfkS:8meDTbgtXXnoUejxi2
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Win32:Zbot-NUY [Spy] also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
MicroWorld-eScan Gen:Variant.Barys.54523
FireEye Generic.mg.0bbf61276bb7de03
ALYac Gen:Variant.Barys.54523
Cylance Unsafe
VIPRE Trojan.Win32.EncPk.gen.abz (v)
AegisLab Trojan.Win32.Zbot.lsXA
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_70% (D)
BitDefender Gen:Variant.Barys.54523
K7GW Spyware ( 00009b291 )
K7AntiVirus Spyware ( 00009b291 )
Symantec Trojan.Gen.MBT
APEX Malicious
Avast Win32:Zbot-NUY [Spy]
ClamAV Win.Trojan.Zbot-49974
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba TrojanPSW:Win32/EncPk.f68216d4
NANO-Antivirus Trojan.Win32.ULPM.uyslu
Rising Spyware.Zbot!8.16B (CLOUD)
Ad-Aware Gen:Variant.Barys.54523
Emsisoft Gen:Variant.Barys.54523 (B)
Comodo Malware@#30z3k5ayusa9n
F-Secure Heuristic.HEUR/AGEN.1137799
DrWeb Trojan.PWS.Panda.1452
Zillya Trojan.Zbot.Win32.63446
McAfee-GW-Edition BehavesLike.Win32.RansomGandCrab.dc
Sophos ML/PE-A + Mal/EncPk-ABZ
Ikarus Trojan-Spy.Zbot
Webroot W32.Trojan.Gen
Avira HEUR/AGEN.1137799
MAX malware (ai score=81)
Microsoft PWS:Win32/Zbot
Arcabit Trojan.Barys.DD4FB
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Gen:Variant.Barys.54523
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Zbot.R17510
Acronis suspicious
McAfee PWS-Zbot.gen.bal
VBA32 BScope.TrojanPSW.Panda
Malwarebytes Malware.Heuristic.1003
Panda Trj/CI.A
ESET-NOD32 Win32/Spy.Zbot.YW
Tencent Win32.Trojan.Generic.Ijf
SentinelOne Static AI – Malicious PE
Fortinet W32/Kryptik.HZ!tr
BitDefenderTheta Gen:NN.ZexaF.34608.pmGfaqaln
AVG Win32:Zbot-NUY [Spy]
Paloalto generic.ml
Qihoo-360 HEUR/Malware.QVM01.Gen

How to remove Win32:Zbot-NUY [Spy] 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:Zbot-NUY [Spy] 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:Zbot-NUY [Spy] 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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