Trojan.Zbot.FV

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

What is Trojan.Zbot.FV infection?

In this short article you will certainly find regarding the meaning of Trojan.Zbot.FV and also its negative influence on your computer. Such ransomware are a form of malware that is specified by online fraudulences to demand paying the ransom by a victim.

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In the majority of the instances, Trojan.Zbot.FV infection will certainly advise its sufferers to launch funds transfer for the purpose of neutralizing the modifications that the Trojan infection has introduced to the target’s device.

Trojan.Zbot.FV 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.
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • 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.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Executed a process and injected code into it, probably while unpacking;
  • 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 files situated on the victim’s hard disk drive — so the sufferer can no longer use the data;
  • Preventing normal accessibility to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
z.whorecord.xyzWin32/Trojan.Ransom.464
a.tomx.xyzWin32/Trojan.Ransom.464

Trojan.Zbot.FV

One of the most regular networks where Trojan.Zbot.FV Ransomware 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 a consequence of individual winding up on a source that hosts a destructive software application;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the data on the sufferer’s computer or avoid the device from functioning in a proper way – while likewise putting a ransom money note that mentions the demand for the victims to impact the settlement for the purpose of decrypting the papers or bring back the file system back to the initial problem. In the majority of instances, the ransom note will certainly show up when the customer reboots the PC after the system has already been harmed.

Trojan.Zbot.FV distribution networks.

In various corners of the globe, Trojan.Zbot.FV expands by leaps as well as bounds. Nonetheless, the ransom notes as well as techniques of obtaining the ransom amount may differ depending on certain local (local) settings. The ransom money notes and tricks of obtaining the ransom amount may differ depending on certain regional (regional) setups.

Ransomware injection

As an example:

    Faulty alerts about unlicensed software program.

    In particular areas, the Trojans typically wrongfully report having found some unlicensed applications allowed on the sufferer’s tool. The alert then demands the customer to pay the ransom money.

    Faulty statements about prohibited web content.

    In nations where software program piracy is much less popular, this approach is not as efficient for the cyber fraudulences. Conversely, the Trojan.Zbot.FV popup alert might wrongly assert to be originating from a police organization and also will report having located youngster porn or various other prohibited data on the gadget.

    Trojan.Zbot.FV popup alert may falsely claim to be deriving from a law enforcement organization and will certainly report having situated youngster pornography or other prohibited information on the gadget. The alert will in a similar way consist of a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: AA6D1FB1
md5: ccb4852853a3ba0943c318413f04e8d0
name: CCB4852853A3BA0943C318413F04E8D0.mlw
sha1: fe2dda97ce6b3d4d901fc0998c30dfc92dbcd1a7
sha256: 07d0c32379ef61721de4c3576d186ec241cc1b715a0b15573a3073784fa9cb8f
sha512: 7da50e8f08521a283b39577fb3078d76d8e3c412731097ff0f8c4cac440c3905793b376236584e47ef7732614ccf27b50924bf1a3711d36e05ca0495663da017
ssdeep: 24576:SiLd6VfmPRTyC+VLF0/2VkM7fO8uSroJ4O:SC65m38F3V+R4oJ4O
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0409 0x04b0
InternalName: Zas
FileVersion: 1.02.0005
CompanyName: HHLabs
ProductName: Zas
ProductVersion: 1.02.0005
OriginalFilename: Zas.exe

Trojan.Zbot.FV also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Variant.Ursu.860043
FireEyeGeneric.mg.ccb4852853a3ba09
Qihoo-360Win32/Trojan.Ransom.464
ALYacGen:Variant.Ursu.860043
CylanceUnsafe
VIPRETrojan.Win32.Generic.pak!cobra
SangforTrojan.Win32.Save.a
K7AntiVirusNetWorm ( 700000151 )
BitDefenderGen:Variant.Ursu.860043
K7GWNetWorm ( 700000151 )
CrowdStrikewin/malicious_confidence_90% (D)
SymantecML.Attribute.HighConfidence
APEXMalicious
KasperskyTrojan-Ransom.Win32.Blocker.azvu
AlibabaRansom:Win32/Blocker.0c86d559
NANO-AntivirusTrojan.Win32.Blocker.bnrtfd
Ad-AwareGen:Variant.Ursu.860043
EmsisoftGen:Variant.Ursu.860043 (B)
ComodoMalware@#2ojmpxfbzk1ws
F-SecureHeuristic.HEUR/AGEN.1127054
DrWebTrojan.Inject2.23
ZillyaTrojan.Blocker.Win32.7899
McAfee-GW-EditionBehavesLike.Win32.Rootkit.bc
IkarusWorm.Win32.Dorkbot
JiangminTrojan/Blocker.ebz
AviraHEUR/AGEN.1127054
MAXmalware (ai score=100)
Antiy-AVLTrojan[Ransom]/Win32.Blocker
KingsoftWin32.Troj.Undef.(kcloud)
MicrosoftBackdoor:Win32/Bladabindi!ml
ArcabitTrojan.Ursu.DD1F8B
ZoneAlarmTrojan-Ransom.Win32.Blocker.azvu
GDataGen:Variant.Ursu.860043
CynetMalicious (score: 100)
AhnLab-V3Spyware/Win32.Zbot.R63204
McAfeePWS-Zbot.gen.arw
VBA32Hoax.Blocker
MalwarebytesTrojan.Zbot.FV
PandaTrj/Genetic.gen
ESET-NOD32a variant of Win32/Injector.AEZC
RisingRansom.Blocker!8.12A (CLOUD)
YandexTrojan.GenAsa!0stsIRnQzH4
SentinelOneStatic AI – Malicious PE
eGambitGeneric.Malware
FortinetW32/Blocker.AZVU!tr
BitDefenderThetaGen:NN.ZevbaF.34590.Wm0@aS6htdki
AVGWin32:Ransom-AHC [Trj]
Cybereasonmalicious.853a3b
AvastWin32:Ransom-AHC [Trj]

How to remove Trojan.Zbot.FV 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.Zbot.FV 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.Zbot.FV 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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