Trojan-Ransom.Win32.Zerber.gbak

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

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

In this post you will certainly discover concerning the interpretation of Trojan-Ransom.Win32.Zerber.gbak as well as its negative impact on your computer system. Such ransomware are a kind of malware that is specified by on-line scams to demand paying the ransom by a victim.

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Most of the situations, Trojan-Ransom.Win32.Zerber.gbak virus will instruct its sufferers to start funds move for the function of neutralizing the modifications that the Trojan infection has presented to the victim’s tool.

Trojan-Ransom.Win32.Zerber.gbak Summary

These modifications 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.
  • 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.;
  • 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.

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Attempts to modify desktop wallpaper;
  • Exhibits behavior characteristic of Cerber ransomware;
  • Attempts to execute a binary from a dead or sinkholed URL;
  • Exhibits possible ransomware file modification behavior;
  • 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.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Attempts to access Bitcoin/ALTCoin wallets;
  • 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 papers situated on the target’s disk drive — so the victim can no longer use the data;
  • Preventing normal accessibility to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Trojan-Ransom.Win32.Zerber.gbak

One of the most regular networks whereby Trojan-Ransom.Win32.Zerber.gbak are injected are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As an effect of customer ending up on a source that hosts a harmful software program;

As quickly as the Trojan is successfully infused, it will either cipher the information on the victim’s PC or protect against the tool from operating in a correct way – while likewise positioning a ransom money note that discusses the demand for the targets to impact the payment for the function of decrypting the records or recovering the data system back to the initial condition. In the majority of circumstances, the ransom note will certainly come up when the customer restarts the COMPUTER after the system has currently been harmed.

Trojan-Ransom.Win32.Zerber.gbak circulation networks.

In different edges of the globe, Trojan-Ransom.Win32.Zerber.gbak grows by jumps and also bounds. Nevertheless, the ransom notes and methods of extorting the ransom money amount might vary depending upon certain regional (local) setups. The ransom notes and methods of obtaining the ransom money quantity may differ depending on particular neighborhood (local) settings.

Ransomware injection

For example:

    Faulty notifies about unlicensed software program.

    In particular areas, the Trojans often wrongfully report having spotted some unlicensed applications enabled on the sufferer’s device. The alert after that demands the individual to pay the ransom money.

    Faulty statements concerning prohibited material.

    In countries where software program piracy is less prominent, this approach is not as efficient for the cyber scams. Alternatively, the Trojan-Ransom.Win32.Zerber.gbak popup alert might falsely declare to be originating from a law enforcement organization as well as will certainly report having located kid pornography or various other unlawful data on the tool.

    Trojan-Ransom.Win32.Zerber.gbak popup alert might falsely declare to be obtaining from a legislation enforcement institution and also will certainly report having situated child porn or various other prohibited data on the device. The alert will likewise contain a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: B80B6B9A
md5: ba53b409811f80ed1764f32e0b88b650
name: BA53B409811F80ED1764F32E0B88B650.mlw
sha1: ce60f85da8587d862654307508c0c37452c3f90a
sha256: 38edf98b34a09337f47bdc204601dd6661257325296b204e1f7c364ab5b15585
sha512: 1c5d36d5fb8d74aed27d865493bd40c9a558152688710623b60403c491503c38b7118d6eb0739055295185af5c0cd8f674b56a0ee390439cd97b15c0759f4957
ssdeep: 6144:w9lhUrfSqcNqxhaFtdb55SDb05WqOocQo:wg1paFtRKDb00/LQo
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

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

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0050d3751 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.10390
Cynet Malicious (score: 100)
CAT-QuickHeal Ransom.Exxroute.A3
ALYac Gen:Heur.Ransom.Cerber.2
Cylance Unsafe
Zillya Trojan.Zerber.Win32.1751
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/generic.ali2000010
K7GW Trojan ( 00507a3f1 )
Cybereason malicious.9811f8
Baidu Win32.Virus.Virlock.e
Cyren W32/S-93f70758!Eldorado
ESET-NOD32 a variant of Win32/Kryptik.FPGU
APEX Malicious
Avast Win32:Filecoder-AY [Trj]
ClamAV Win.Ransomware.Cerber-7406391-0
Kaspersky Trojan-Ransom.Win32.Zerber.gbak
BitDefender Gen:Heur.Ransom.Cerber.2
NANO-Antivirus Trojan.Win32.Zerber.emftgv
MicroWorld-eScan Gen:Heur.Ransom.Cerber.2
Tencent Malware.Win32.Gencirc.10b65aa1
Ad-Aware Gen:Heur.Ransom.Cerber.2
Sophos ML/PE-A + Mal/Elenoocka-E
Comodo TrojWare.Win32.Crypt.C@7vajd0
BitDefenderTheta Gen:NN.ZexaF.34608.qmX@aGk3P@ii
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_CERBER.SM37
McAfee-GW-Edition BehavesLike.Win32.Ransomware.dc
FireEye Generic.mg.ba53b409811f80ed
Emsisoft Gen:Heur.Ransom.Cerber.2 (B)
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1116787
Microsoft Ransom:Win32/Cerber.J
Arcabit Trojan.Ransom.Cerber.2
AegisLab Trojan.Win32.Generic.4!c
ZoneAlarm Trojan-Ransom.Win32.Zerber.gbak
GData Gen:Heur.Ransom.Cerber.2
AhnLab-V3 Trojan/Win32.Cerber.R196225
Acronis suspicious
McAfee Ransomware-FMJ!BA53B409811F
MAX malware (ai score=82)
VBA32 Hoax.Zerber
Malwarebytes Cerber.Ransom.Encrypt.DDS
Panda Trj/Genetic.gen
TrendMicro-HouseCall Ransom_CERBER.SM37
Rising Trojan.Kryptik!1.AF6C (CLOUD)
Ikarus Trojan-Ransom.Cerber
Fortinet W32/Tofsee.BJ!tr
AVG Win32:Filecoder-AY [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Cerber.HxMBGyUA

How to remove Trojan-Ransom.Win32.Zerber.gbak ransomware?

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.gbak 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.gbak 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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