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

What is Ransom:Win32/Zudochka.F!MTB infection?

In this post you will locate concerning the meaning of Ransom:Win32/Zudochka.F!MTB and its unfavorable effect on your computer system. Such ransomware are a kind of malware that is specified by on-line fraudulences to demand paying the ransom money by a target.

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Most of the instances, Ransom:Win32/Zudochka.F!MTB infection will advise its sufferers to launch funds move for the objective of neutralizing the changes that the Trojan infection has presented to the sufferer’s gadget.

Ransom:Win32/Zudochka.F!MTB Summary

These adjustments can be as follows:

  • 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.
  • Exhibits possible ransomware file modification behavior;
  • Writes a potential ransom message to disk;
  • 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 files found on the target’s hard disk drive — so the target can no longer make use of the data;
  • 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.


The most typical networks through which Ransom:Win32/Zudochka.F!MTB Ransomware Trojans are injected are:

  • By methods of phishing emails;
  • As an effect of individual winding up on a resource that holds a destructive software program;

As quickly as the Trojan is efficiently infused, it will either cipher the information on the victim’s computer or protect against the tool from functioning in a proper fashion – while also positioning a ransom note that states the need for the sufferers to effect the settlement for the objective of decrypting the documents or recovering the file system back to the preliminary condition. In many circumstances, the ransom money note will show up when the client reboots the COMPUTER after the system has already been damaged.

Ransom:Win32/Zudochka.F!MTB distribution channels.

In numerous corners of the globe, Ransom:Win32/Zudochka.F!MTB expands by jumps and bounds. Nonetheless, the ransom notes and methods of extorting the ransom money quantity might vary depending on specific regional (regional) setups. The ransom money notes and also tricks of obtaining the ransom money amount may differ depending on particular neighborhood (regional) settings.

Ransomware injection

For instance:

    Faulty notifies concerning unlicensed software application.

    In particular locations, the Trojans frequently wrongfully report having actually discovered some unlicensed applications made it possible for on the sufferer’s tool. The sharp then requires the user to pay the ransom money.

    Faulty statements about prohibited material.

    In nations where software application piracy is less popular, this method is not as effective for the cyber fraudulences. Additionally, the Ransom:Win32/Zudochka.F!MTB popup alert may incorrectly declare to be deriving from a law enforcement establishment and will certainly report having located kid porn or other prohibited information on the gadget.

    Ransom:Win32/Zudochka.F!MTB popup alert may wrongly claim to be acquiring from a legislation enforcement institution and also will report having situated youngster porn or various other unlawful information on the device. The alert will in a similar way consist of a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: 2865F780
md5: 23d0033fe765242cbc07ceeab7ba3736
name: tmpezq2zd9h
sha1: d318737c9116dd181c2ec074c1ffc9e2f42bc31b
sha256: 78ce13d09d828fc8b06cf55f8247bac07379d0c8b8c8b1a6996c29163fa4b659
sha512: 8c59ae1a6e4de6d32ac602128952b12542d6fd0cdff73ad3956beb3ed0ce2e5a468d6e5c155833094d0a0ed7ee0ea1bd953e6adf2430ed3661524aaf2a7fe5cb
ssdeep: 12288:ZjL4crB3dtbHfbulJmOA62ijFZIAEk10yuqQYwWXNq52syx+us7QzPFHtiz:BLnBjbuPeijQ5k10pYR052d+9QzPL
type: PE32 executable (GUI) Intel 80386 system file, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2005 Cory Nelson
InternalName: listdrop
FileVersion: 1, 0, 0, 1
CompanyName: Phoenix Labs
Comments: http://phoenixlabs.org
ProductName: ListDrop
ProductVersion: 1, 0, 0, 1
FileDescription: ListDrop list merging/converting tool
OriginalFilename: listdrop.exe
Translation: 0x0409 0x04b0

Ransom:Win32/Zudochka.F!MTB also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Trojan.GenericKD.32976553
FireEye Generic.mg.23d0033fe765242c
CAT-QuickHeal Trojanransom.Gen
McAfee RDN/Generic.dx
Cylance Unsafe
Zillya Trojan.Filecoder.Win32.12090
Sangfor Malware
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/generic.ali2000010
K7GW Riskware ( 0040eff71 )
K7AntiVirus Riskware ( 0040eff71 )
TrendMicro Ransom.Win32.BACUCRYPT.SMTH.hp
Symantec Downloader
ESET-NOD32 Win32/Filecoder.OAE
APEX Malicious
Paloalto generic.ml
GData Trojan.GenericKD.32976553
Kaspersky Trojan-Ransom.Win32.Gen.vkz
BitDefender Trojan.GenericKD.32976553
NANO-Antivirus Trojan.Win32.Encoder.gwqyev
Avast Win32:Malware-gen
Tencent Win32.Trojan.Gen.Hryu
Ad-Aware Trojan.GenericKD.32976553
Sophos Mal/Generic-S
Comodo Malware@#1qtit5or4udw8
F-Secure Heuristic.HEUR/AGEN.1108575
DrWeb Trojan.Encoder.30823
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition RDN/Generic.dx
MaxSecure Trojan.Malware.74798790.susgen
Trapmine suspicious.low.ml.score
Emsisoft Trojan.GenericKD.32976553 (B)
SentinelOne DFI – Malicious PE
Cyren W32/Trojan.ZYEF-2843
Jiangmin Trojan.Gen.apd
Webroot W32.Ransomware.Gen
Avira HEUR/AGEN.1108575
Antiy-AVL Trojan[Ransom]/Win32.Gen
Endgame malicious (high confidence)
Arcabit Trojan.Generic.D1F72EA9
AegisLab Trojan.Win32.Gen.j!c
ZoneAlarm Trojan-Ransom.Win32.Gen.vkz
Microsoft Ransom:Win32/Zudochka.F!MTB
Cynet Malicious (score: 100)
AhnLab-V3 Malware/Win32.Generic.C3982233
VBA32 Trojan.Encoder
ALYac Trojan.Ransom.Filecoder
MAX malware (ai score=100)
Malwarebytes Trojan.MalPack
TrendMicro-HouseCall Ransom.Win32.BACUCRYPT.SMTH.hp
Rising Ransom.Gen!8.DE83 (CLOUD)
Yandex Trojan.Gen!Izlz4N2T/Jw
Ikarus Trojan-Ransom.TeslaCrypt
Fortinet W32/Gen.OAE!tr.ransom
BitDefenderTheta Gen:NN.ZexaF.34128.Uq0@a8Y@Zeei
AVG Win32:Malware-gen
Cybereason malicious.c9116d
Panda Trj/GdSda.A
Qihoo-360 Win32/Trojan.Ransom.e4d

How to remove Ransom:Win32/Zudochka.F!MTB virus?

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 Ransom:Win32/Zudochka.F!MTB 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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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Ransom:Win32/Zudochka.F!MTB you can always ask me in the comments for getting help.

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

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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