Trojan-Ransom.Win32.Zerber.feuy

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

What is Trojan-Ransom.Win32.Zerber.feuy infection?

In this post you will certainly find about the interpretation of Trojan-Ransom.Win32.Zerber.feuy and its unfavorable impact on your computer. Such ransomware are a kind of malware that is specified by online fraudulences to demand paying the ransom money by a target.

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In the majority of the instances, Trojan-Ransom.Win32.Zerber.feuy infection will certainly advise its sufferers to initiate funds move for the purpose of neutralizing the modifications that the Trojan infection has introduced to the victim’s gadget.

Trojan-Ransom.Win32.Zerber.feuy 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.
  • Enumerates user accounts on the system;
  • 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.
  • A process created a hidden window;
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • Uses Windows utilities for basic functionality;
  • Attempts to delete volume shadow copies;
  • Modifies boot configuration settings;
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • Mimics the file times of a Windows system file;
  • 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
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • Creates a copy of itself;
  • 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 documents situated on the sufferer’s hard disk — so the victim can no more make use of the information;
  • Preventing regular accessibility to the sufferer’s workstation;

Trojan-Ransom.Win32.Zerber.feuy

The most typical channels whereby Trojan-Ransom.Win32.Zerber.feuy Ransomware Trojans are infused are:

  • By means of phishing emails;
  • As an effect of user winding up on a source that hosts a destructive software;

As quickly as the Trojan is successfully injected, it will either cipher the data on the target’s computer or prevent the device from working in a proper way – while likewise putting a ransom note that discusses the demand for the sufferers to effect the payment for the purpose of decrypting the documents or bring back the documents system back to the preliminary condition. In the majority of instances, the ransom note will show up when the client reboots the PC after the system has actually already been damaged.

Trojan-Ransom.Win32.Zerber.feuy distribution networks.

In different edges of the world, Trojan-Ransom.Win32.Zerber.feuy expands by leaps and also bounds. Nevertheless, the ransom notes as well as techniques of obtaining the ransom money quantity may differ relying on specific regional (local) settings. The ransom money notes and also tricks of obtaining the ransom quantity might differ depending on particular neighborhood (local) settings.

Ransomware injection

For instance:

    Faulty signals regarding unlicensed software program.

    In specific locations, the Trojans typically wrongfully report having actually discovered some unlicensed applications allowed on the target’s tool. The sharp then requires the individual to pay the ransom money.

    Faulty statements concerning prohibited content.

    In countries where software program piracy is much less popular, this technique is not as reliable for the cyber fraudulences. Conversely, the Trojan-Ransom.Win32.Zerber.feuy popup alert might incorrectly assert to be deriving from a police organization as well as will certainly report having located kid pornography or various other prohibited information on the device.

    Trojan-Ransom.Win32.Zerber.feuy popup alert might incorrectly claim to be obtaining from a legislation enforcement institution and also will certainly report having located child porn or other illegal data on the gadget. The alert will likewise contain a need for the user to pay the ransom money.

Technical details

File Info:

crc32: D1FC1AAE
md5: a4009f5e7cc8a160b984f697a306e3a1
name: A4009F5E7CC8A160B984F697A306E3A1.mlw
sha1: 96f7950ed6296b58867de2d570a1127f4781b877
sha256: 8bc7eb2276cb4e059da104a1654e9604dbb60ae7dd364aa09d0728e9eb27fc2d
sha512: 689463bb846793c70416af2f0aed065e223ac9b865439e0486841219bd7697e43f4b3fe89ed5dfd333ba01029281441447f84eaa98e3bdac5da9a1ea52e28e4f
ssdeep: 3072:fxg44y1xDNeBAopsuXaIz4EtVsVYf9IuT+Qa9bPZw0J27EkUFvpp:Jg44KmtSAae40VsVCCuT+QQPfQ4kUF
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Bibliognost Octine
InternalName: wheeching
FileVersion: 10.7.7630.44546
CompanyName: Bibliognost Octine
ProductName: wheeching expdt
ProductVersion: 10.7.7630.44546
FileDescription: wheeching colymbiform
OriginalFilename: wheeching.exe
Translation: 0x0409 0x04b0

Trojan-Ransom.Win32.Zerber.feuy also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 0048cbe01 )
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.4691
CynetMalicious (score: 100)
ALYacTrojan.GenericKD.44140656
CylanceUnsafe
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaRansom:Win32/Zerber.4ea2bfde
K7GWTrojan ( 0048cbe01 )
Cybereasonmalicious.e7cc8a
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Kryptik.EYLT
APEXMalicious
AvastWin32:Malware-gen
KasperskyTrojan-Ransom.Win32.Zerber.feuy
BitDefenderTrojan.GenericKD.44140656
NANO-AntivirusTrojan.Win32.Zerber.evdfvx
MicroWorld-eScanTrojan.GenericKD.44140656
TencentWin32.Trojan.Zerber.Lizo
Ad-AwareTrojan.GenericKD.44140656
SophosMal/Generic-S
ComodoMalware@#2ugbbemyhfr48
F-SecureHeuristic.HEUR/AGEN.1121409
BitDefenderThetaGen:NN.ZevbaF.34608.kq0@aeXxcxoi
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionGeneric.cux
FireEyeGeneric.mg.a4009f5e7cc8a160
EmsisoftTrojan.GenericKD.44140656 (B)
SentinelOneStatic AI – Malicious PE
AviraHEUR/AGEN.1121409
MicrosoftRansom:Win32/Cerber
ArcabitTrojan.Generic.D2A18870
AegisLabTrojan.Win32.Generic.4!c
ZoneAlarmTrojan-Ransom.Win32.Zerber.feuy
GDataTrojan.GenericKD.44140656
Acronissuspicious
McAfeeGeneric.cux
MAXmalware (ai score=100)
PandaTrj/GdSda.A
RisingRansom.Zerber!8.518C (CLOUD)
YandexTrojan.Zerber!zbOmW62r5h8
IkarusTrojan.Win32.Crypt
MaxSecureTrojan.Malware.7164915.susgen
FortinetW32/Kryptik.EYKI!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml
Qihoo-360Win32/Ransom.Cerber.HxQB2GYA

How to remove Trojan-Ransom.Win32.Zerber.feuy 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

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 Trojan-Ransom.Win32.Zerber.feuy 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-Ransom.Win32.Zerber.feuy 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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