business and economics | June 03, 2026

Zusy.353921

What is Zusy.353921 infection?

In this post you will certainly locate about the definition of Zusy.353921 as well as its adverse effect on your computer system. Such ransomware are a form of malware that is elaborated by online scams to demand paying the ransom money by a target.

Most of the instances, Zusy.353921 infection will instruct its victims to start funds transfer for the purpose of counteracting the changes that the Trojan infection has actually presented to the victim’s tool.

Zusy.353921 Summary

These alterations 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.
  • Presents an Authenticode digital signature;
  • 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.
  • Unconventionial language used in binary resources: Vietnamese;
  • 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents found on the target’s hard disk — so the target can no longer use the data;
  • Preventing routine access to the sufferer’s workstation;
z.whorecord.xyzHEUR:Trojan-Ransom.Win32.Blocker.gen
a.tomx.xyzHEUR:Trojan-Ransom.Win32.Blocker.gen

Zusy.353921

One of the most normal networks whereby Zusy.353921 Ransomware are injected are:

  • By ways of phishing emails;
  • As a consequence of user ending up on a resource that hosts a harmful software program;

As soon as the Trojan is efficiently infused, it will certainly either cipher the information on the victim’s computer or protect against the tool from working in a proper manner – while additionally positioning a ransom money note that points out the demand for the victims to effect the settlement for the objective of decrypting the papers or restoring the file system back to the preliminary problem. In the majority of instances, the ransom money note will certainly turn up when the client reboots the COMPUTER after the system has actually currently been damaged.

Zusy.353921 distribution channels.

In different corners of the globe, Zusy.353921 grows by jumps and bounds. However, the ransom money notes and techniques of extorting the ransom money quantity may differ relying on certain local (local) setups. The ransom notes and also tricks of obtaining the ransom amount might differ depending on certain local (regional) settings.

Ransomware injection

For example:

    Faulty notifies regarding unlicensed software application.

    In specific areas, the Trojans commonly wrongfully report having identified some unlicensed applications allowed on the sufferer’s gadget. The sharp after that requires the individual to pay the ransom.

    Faulty declarations regarding illegal material.

    In nations where software application piracy is less popular, this technique is not as reliable for the cyber frauds. Alternatively, the Zusy.353921 popup alert might incorrectly declare to be originating from a law enforcement establishment and will certainly report having located child pornography or other prohibited information on the gadget.

    Zusy.353921 popup alert may wrongly declare to be acquiring from a regulation enforcement establishment as well as will certainly report having situated child pornography or other illegal information on the device. The alert will in a similar way include a demand for the customer to pay the ransom money.

Technical details

File Info:

crc32: 95B55978md5: e0a5781044643dd1a91f091e148e34eename: E0A5781044643DD1A91F091E148E34EE.mlwsha1: e83022e5efe0aa91faee3b642550efac7b25f383sha256: 08748788c6b5038ebd459dd1ca22636f8510231ccbe58c7e13725218ba599c63sha512: 2b91143e9169a59deaeab5573b82ce5e427a20274f70abe7c3f655675309866bf5f61c862e75f59f4d5207010195545a3ea05475bb45246ede7b58c7707ee723ssdeep: 12288:gZfbY6IbcKK04S+955Vy7XRVXCP0XbAfX4gxC/eKRKBT:gF8OKfKPcyeUfX4gxCytype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: TTTTTTTT992-2019. All rights reserved.InternalName: TTTTTTTTetWal.exeFileVersion: 10.7.TTTTTTTT79.0CompanyName: TTTTTTTTLegalTrademarks: TTTTTTTTtrademarks of ESET.ProductName: TTTTTTTTalcurityProductVersion: 1TTTTTTTT2.1.34.0FileDescription: eTTTTTTTTtWalOriginalFilename: TTTTTTTTr.exeTranslation: 0x0409 0x04e4

Zusy.353921 also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetectVM.malware1
DrWebTrojan.DownLoader36.26314
MicroWorld-eScanGen:Variant.Zusy.353921
ALYacGen:Variant.Zusy.353921
MalwarebytesTrojan.Dropper
SangforMalware
K7AntiVirusTrojan-Downloader ( 00570d4e1 )
AlibabaTrojanDownloader:Win32/Fareit.de2a270c
K7GWTrojan-Downloader ( 00570d4e1 )
BitDefenderThetaGen:NN.ZelphiF.34670.QG2@amo6hLcO
SymantecTrojan.Gen.2
ESET-NOD32Win32/TrojanDownloader.Delf.DCJ
APEXMalicious
KasperskyHEUR:Trojan-Ransom.Win32.Blocker.gen
BitDefenderGen:Variant.Zusy.353921
ViRobotTrojan.Win32.Z.Bulz.701632
Ad-AwareGen:Variant.Zusy.353921
SophosMal/Generic-S
ComodoMalware@#10u5ns5oo6o8t
F-Secure
TrendMicroTrojanSpy.Win32.FAREIT.THLOIBO
McAfee-GW-EditionFareit-FZO!E0A578104464
FireEyeGeneric.mg.e0a5781044643dd1
EmsisoftGen:Variant.Zusy.353921 (B)
IkarusTrojan-Downloader.Win32.Delf
JiangminAdWare.Generic.kesv
AviraTR/Dldr.Delf.lwzsw
MAXmalware (ai score=80)
GridinsoftTrojan.Win32.Downloader.oa!s1
MicrosoftTrojan:Win32/Wacatac.B!ml
ZoneAlarmHEUR:Trojan-Ransom.Win32.Blocker.gen
GDataGen:Variant.Zusy.353921
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.Fareit.R357422
McAfeeFareit-FZO!E0A578104464
VBA32BScope.Trojan.Wacatac
PandaTrj/CI.A
TrendMicro-HouseCallTrojanSpy.Win32.FAREIT.THLOIBO
FortinetW32/Fareit.FZO!tr
AVGFileRepMalware
CrowdStrikewin/malicious_confidence_60% (D)
Qihoo-360Generic/Trojan.89d

How to remove Zusy.353921 virus?

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:

Download GridinSoft Anti-Malware

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 Zusy.353921 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Zusy.353921 you can always ask me in the comments for getting help.

References

  1. GridinSoft Anti-Malware Review from HowToFix site:
  2. More information about GridinSoft products: