Trojan.GuLoader.VB

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

What is Trojan.GuLoader.VB infection?

In this article you will certainly discover regarding the meaning of Trojan.GuLoader.VB as well as its negative influence on your computer system. Such ransomware are a form of malware that is clarified by on the internet frauds to require paying the ransom by a victim.

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Most of the instances, Trojan.GuLoader.VB virus will instruct its victims to launch funds transfer for the purpose of neutralizing the changes that the Trojan infection has actually presented to the victim’s gadget.

Trojan.GuLoader.VB 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.
  • 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.
  • 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 papers found on the sufferer’s hard drive — so the victim can no longer make use of the information;
  • Preventing routine 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.
Similar behavior
Related domains
z.whorecord.xyzRansom.Wannacry
a.tomx.xyzRansom.Wannacry

Trojan.GuLoader.VB

The most common networks whereby Trojan.GuLoader.VB Ransomware Trojans are infused are:

  • By ways of phishing emails;
  • As a repercussion of individual ending up on a source that organizes a harmful software program;

As soon as the Trojan is effectively injected, it will either cipher the data on the target’s PC or stop the gadget from functioning in an appropriate fashion – while additionally putting a ransom note that discusses the requirement for the targets to effect the repayment for the objective of decrypting the papers or recovering the documents system back to the first problem. In most instances, the ransom money note will certainly come up when the customer reboots the PC after the system has actually already been harmed.

Trojan.GuLoader.VB circulation channels.

In numerous edges of the world, Trojan.GuLoader.VB grows by jumps and bounds. Nevertheless, the ransom notes as well as tricks of extorting the ransom money amount may vary depending on particular neighborhood (regional) settings. The ransom notes and tricks of extorting the ransom quantity may differ depending on specific regional (local) settings.

Ransomware injection

For instance:

    Faulty signals about unlicensed software.

    In certain areas, the Trojans usually wrongfully report having actually discovered some unlicensed applications allowed on the sufferer’s gadget. The sharp then demands the individual to pay the ransom.

    Faulty statements regarding prohibited content.

    In nations where software application piracy is less preferred, this method is not as effective for the cyber fraudulences. Conversely, the Trojan.GuLoader.VB popup alert might incorrectly declare to be stemming from a law enforcement establishment as well as will report having located child pornography or other unlawful data on the tool.

    Trojan.GuLoader.VB popup alert may incorrectly claim to be obtaining from a regulation enforcement establishment as well as will certainly report having located child porn or other illegal information on the device. The alert will similarly contain a need for the individual to pay the ransom.

Technical details

File Info:

crc32: A00C5CDF
md5: 1f7362cff171fded0037dddb05cd1b87
name: trump.exe
sha1: 5b9bbef6694cc82293b48ac73360cfa28da3024b
sha256: 6a4004549baa32af970b1d9e1db1032930dc811cffe93390262dd7690e929267
sha512: d351a3144c58cc819ae95945f33cb40269445594d5534285ba249f0b2d6dfc6a9e425240b95bf4eb78114b8771f4e05c97ae01904981e3d89c094fd20b95afec
ssdeep: 768:1ZQDx1Aszac3/vtuChFPm/lJl03SQ5crvK:1+zaD0Zm/l0CQGrvK
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0409 0x04b0
InternalName: rewriter
FileVersion: 1.00
CompanyName: Ubisoft
ProductName: SUBPROO
ProductVersion: 1.00
FileDescription: aggryavlen
OriginalFilename: rewriter.exe

Trojan.GuLoader.VB also known as:

GridinSoftTrojan.Ransom.Gen
MicroWorld-eScanTrojan.GenericKD.33540891
FireEyeGeneric.mg.1f7362cff171fded
CAT-QuickHealTrojan.Multi
McAfeeArtemis!1F7362CFF171
ALYacBackdoor.Remcos.A
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
SangforMalware
K7AntiVirusRiskware ( 0040eff71 )
BitDefenderTrojan.GenericKD.33540891
K7GWRiskware ( 0040eff71 )
F-ProtW32/Injector.AAJ.gen!Eldorado
SymantecRansom.Wannacry
APEXMalicious
ClamAVWin.Trojan.VBGeneric-7617721-0
GDataTrojan.GenericKD.33540891
KasperskyBackdoor.Win32.Remcos.neb
AlibabaBackdoor:Win32/Injector.84b9aee3
TencentWin32.Trojan.Inject.Auto
Endgamemalicious (high confidence)
SophosMal/FareitVB-W
F-SecureTrojan.TR/Injector.vplot
DrWebTrojan.DownLoader33.16344
TrendMicroTROJ_GEN.R015C0DCE20
McAfee-GW-EditionRDN/Generic.grp
Trapminemalicious.moderate.ml.score
EmsisoftTrojan.GenericKD.33540891 (B)
IkarusTrojan.VB.Crypt
CyrenW32/Injector.AAJ.gen!Eldorado
JiangminBackdoor.Remcos.ayf
WebrootW32.Malware.Gen
AviraTR/Injector.vplot
Antiy-AVLTrojan[Backdoor]/Win32.Remcos
ArcabitTrojan.Generic.D1FFCB1B
ZoneAlarmBackdoor.Win32.Remcos.neb
MicrosoftTrojan:Win32/Injector.MU!MTB
AhnLab-V3Trojan/Win32.VBKrypt.R328937
VBA32Backdoor.Remcos
MAXmalware (ai score=100)
Ad-AwareTrojan.GenericKD.33540891
MalwarebytesTrojan.GuLoader.VB
PandaTrj/GdSda.A
ESET-NOD32a variant of Win32/Injector.ELAX
TrendMicro-HouseCallTROJ_GEN.R015C0DCE20
RisingTrojan.Injector!8.C4 (CLOUD)
FortinetW32/ELAX!tr
BitDefenderThetaGen:NN.ZevbaCO.34100.dm0@a0IEBboi
AVGWin32:DropperX-gen [Drp]
AvastWin32:DropperX-gen [Drp]
CrowdStrikewin/malicious_confidence_90% (W)
Qihoo-360Win32/Backdoor.9f1

How to remove Trojan.GuLoader.VB ransomware?

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

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:

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.GuLoader.VB 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.GuLoader.VB 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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