Trojan.Vundo

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

What is Trojan.Vundo infection?

In this post you will discover concerning the interpretation of Trojan.Vundo as well as its adverse influence on your computer. Such ransomware are a form of malware that is specified by on the internet frauds to demand paying the ransom money by a sufferer.

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In the majority of the situations, Trojan.Vundo infection will advise its sufferers to initiate funds move for the purpose of counteracting the amendments that the Trojan infection has presented to the sufferer’s tool.

Trojan.Vundo Summary

These modifications can be as complies with:

  • 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.
  • 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.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Ciphering the records located on the victim’s hard disk drive — so the target can no longer make use of the information;
  • Preventing normal access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
z.whorecord.xyz Trojan.Vundo
a.tomx.xyz Trojan.Vundo

Trojan.Vundo

The most typical networks whereby Trojan.Vundo are infused are:

  • By means of phishing e-mails;
  • As a repercussion of customer ending up on a resource that hosts a destructive software program;

As soon as the Trojan is efficiently infused, it will either cipher the information on the victim’s computer or prevent the gadget from functioning in an appropriate fashion – while additionally putting a ransom money note that points out the need for the targets to effect the payment for the objective of decrypting the documents or restoring the file system back to the first problem. In a lot of instances, the ransom note will come up when the client restarts the COMPUTER after the system has already been damaged.

Trojan.Vundo circulation channels.

In different edges of the globe, Trojan.Vundo grows by jumps as well as bounds. However, the ransom notes as well as methods of obtaining the ransom money amount may vary depending on certain neighborhood (local) settings. The ransom notes as well as techniques of obtaining the ransom money quantity may differ depending on specific local (local) setups.

Ransomware injection

As an example:

    Faulty signals regarding unlicensed software.

    In particular areas, the Trojans typically wrongfully report having found some unlicensed applications made it possible for on the victim’s tool. The sharp after that demands the user to pay the ransom.

    Faulty declarations about illegal material.

    In nations where software program piracy is less popular, this method is not as reliable for the cyber scams. Additionally, the Trojan.Vundo popup alert might wrongly declare to be deriving from a law enforcement organization as well as will report having situated kid porn or other prohibited data on the tool.

    Trojan.Vundo popup alert might falsely declare to be obtaining from a regulation enforcement establishment as well as will certainly report having situated kid pornography or various other unlawful information on the gadget. The alert will in a similar way have a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: 6E30DC7B
md5: 32522d2366e515bc377bcd90198cb004
name: 32522D2366E515BC377BCD90198CB004.mlw
sha1: 5de021a48734eaac3efe27fb636b6e2733e8ae1d
sha256: 2beb55cab727a1219c9f9ef4256f995d8aa8f1878a239e6eb2c0fa726c9a13b7
sha512: 8868023f68ebe98e8e695915443479dd0d69b94197e1c278095a8c914b57075fcaf7c98e0223ee780f877be99a797c6ef77883742f58f7143e2e38e9af6630ce
ssdeep: 1536:9Q8hoOAesfYvcyjfS3H9yl8Q1pmdBcxeALxNDoZ3oYUCD7R2F2UVbyy0NEe:ymb3NkkiQ3mdBEFoZ3HUoMsAbro
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan.Vundo also known as:

Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Razy.679441
FireEye Generic.mg.32522d2366e515bc
Qihoo-360 HEUR/QVM19.1.57EA.Malware.Gen
McAfee GenericRXAA-AA!32522D2366E5
Cylance Unsafe
Sangfor Malware
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Gen:Variant.Razy.679441
K7GW Riskware ( 0040eff71 )
CrowdStrike win/malicious_confidence_100% (D)
Invincea Mal/Generic-S
Cyren W32/BlackMoon.P.gen!Eldorado
Symantec Trojan Horse
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Malware.Midie-9733344-0
Kaspersky HEUR:Trojan.Win32.Generic
Rising Trojan.Agent!1.B82B (CLASSIC)
Ad-Aware Gen:Variant.Razy.679441
Emsisoft Gen:Variant.Razy.679441 (B)
Comodo Backdoor.Win32.Agent.BVX@8hj67l
F-Secure Trojan.TR/Crypt.XPACK.Gen
DrWeb Trojan.Inject1.58305
McAfee-GW-Edition BehavesLike.Win32.Generic.ch
Sophos Mal/Generic-S
Ikarus Worm.Win32.Ganelp
Avira TR/Crypt.XPACK.Gen
MAX malware (ai score=86)
Microsoft Worm:Win32/Ganelp
Arcabit Trojan.Razy.DA5E11
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Gen:Variant.Razy.679441
Cynet Malicious (score: 100)
AhnLab-V3 Malware/RL.Generic.R256000
Acronis suspicious
BitDefenderTheta Gen:NN.ZexaF.34634.hiZ@ai09iRm
ALYac Gen:Variant.Razy.679441
VBA32 BScope.Trojan.Dynamer
Malwarebytes Trojan.Vundo
Panda Trj/Genetic.gen
ESET-NOD32 a variant of Win32/GenKryptik.CZVL
Tencent Malware.Win32.Gencirc.10b07709
Yandex Trojan.GenAsa!+V7EyyfQ22g
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_95%
Fortinet W32/GenKryptik.CZVL!tr
AVG Win32:Malware-gen
MaxSecure Trojan.Malware.300983.susgen

How to remove Trojan.Vundo 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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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 Trojan.Vundo 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 Trojan.Vundo 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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