Trojan-Ransom.Win32.Zerber.ynf

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

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

In this post you will locate regarding the interpretation of Trojan-Ransom.Win32.Zerber.ynf and also its negative impact on your computer. Such ransomware are a type of malware that is elaborated by online scams to demand paying the ransom money by a victim.

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Most of the instances, Trojan-Ransom.Win32.Zerber.ynf infection will advise its victims to initiate funds move for the function of neutralizing the modifications that the Trojan infection has actually presented to the victim’s device.

Trojan-Ransom.Win32.Zerber.ynf 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.
  • At least one process apparently crashed during execution;
  • 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 attempted to delay the analysis task.;
  • Expresses interest in specific running processes;
  • 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.

  • Creates an excessive number of UDP connection attempts to external IP addresses;
  • Uses Windows utilities for basic functionality;
  • Attempts to delete volume shadow copies;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • Exhibits behavior characteristic of Cerber ransomware;
  • Checks the system manufacturer, likely for anti-virtualization;
  • Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files situated on the victim’s hard drive — so the target can no longer use the data;
  • Preventing regular accessibility to the sufferer’s workstation;

Trojan-Ransom.Win32.Zerber.ynf

The most normal channels where Trojan-Ransom.Win32.Zerber.ynf Ransomware are injected are:

  • By methods of phishing emails;
  • As a repercussion of customer winding up on a resource that organizes a destructive software application;

As quickly as the Trojan is successfully injected, it will either cipher the data on the sufferer’s computer or protect against the tool from operating in an appropriate way – while additionally putting a ransom money note that mentions the need for the targets to effect the repayment for the purpose of decrypting the records or bring back the file system back to the initial problem. In many circumstances, the ransom note will certainly turn up when the customer reboots the COMPUTER after the system has currently been harmed.

Trojan-Ransom.Win32.Zerber.ynf distribution channels.

In numerous edges of the world, Trojan-Ransom.Win32.Zerber.ynf grows by jumps as well as bounds. Nonetheless, the ransom money notes and also techniques of obtaining the ransom money amount may vary depending upon particular regional (regional) setups. The ransom notes and methods of obtaining the ransom money quantity may differ depending on specific local (regional) setups.

Ransomware injection

For instance:

    Faulty notifies about unlicensed software.

    In certain locations, the Trojans often wrongfully report having discovered some unlicensed applications allowed on the sufferer’s gadget. The alert then requires the individual to pay the ransom.

    Faulty declarations about unlawful web content.

    In countries where software application piracy is less prominent, this technique is not as effective for the cyber fraudulences. Conversely, the Trojan-Ransom.Win32.Zerber.ynf popup alert might incorrectly declare to be stemming from a police institution and will certainly report having located kid porn or other prohibited information on the tool.

    Trojan-Ransom.Win32.Zerber.ynf popup alert might falsely assert to be acquiring from a legislation enforcement institution and also will certainly report having located kid pornography or various other prohibited information on the gadget. The alert will in a similar way consist of a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: E0D65EFD
md5: 359b9f8ebef52c975cbba569f86e6de9
name: 359B9F8EBEF52C975CBBA569F86E6DE9.mlw
sha1: 90f8a1eacc8fbefd94a0ab6a976fee5e9cb6468e
sha256: 2c9ee2d17185def245eceb84838c462ea02255649016c14a2324c569d33f5388
sha512: a0d765163af2c10a42efed69cd0c646da369208789e2a77a2e4b78c34090e92176974ea8ed055a129285b37100e2a727339ce14fbaee822235f6c40dcc062886
ssdeep: 6144:sW+7+eM4fq4/1ytCftS2jX4AUX0oLkUfKCy56JiMydY91x:sRDfqaICVLXgLvKCy56jydE
type: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive

Version Info:

0: [No Data]

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

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0055e3ef1 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
Zillya Trojan.GenericKD.Win32.127770
CrowdStrike win/malicious_confidence_100% (W)
K7GW Trojan ( 0055e3ef1 )
Cybereason malicious.acc8fb
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/Filecoder.Cerber.B
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky Trojan-Ransom.Win32.Zerber.ynf
NANO-Antivirus Trojan.Win32.Zerber.ehyzsp
SUPERAntiSpyware Ransom.Cerber/Variant
Tencent Win32.Trojan.Inject.Auto
Sophos ML/PE-A + Mal/Miuref-L
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_NSISRansom.SM001
McAfee-GW-Edition BehavesLike.Win32.Dropper.fc
FireEye Generic.mg.359b9f8ebef52c97
Emsisoft Trojan-Ransom.Win32.Cerber (A)
SentinelOne Static AI – Suspicious PE
Avira TR/Dropper.Gen
Microsoft Ransom:Win32/Cerber.A
TACHYON Ransom/W32.Cerber.311990
AhnLab-V3 Trojan/Win32.Cerber.C1611814
McAfee Artemis!359B9F8EBEF5
Panda Trj/CI.A
TrendMicro-HouseCall Ransom_NSISRansom.SM001
Fortinet W32/Injector.GP!tr
AVG Win32:Trojan-gen

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