Trojan.Joiner.VB

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

What is Trojan.Joiner.VB infection?

In this short article you will locate concerning the meaning of Trojan.Joiner.VB and its adverse effect on your computer. Such ransomware are a type of malware that is clarified by on-line fraudulences to require paying the ransom money by a victim.

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Most of the cases, Trojan.Joiner.VB infection will instruct its victims to initiate funds move for the function of neutralizing the modifications that the Trojan infection has introduced to the target’s tool.

Trojan.Joiner.VB Summary

These adjustments can be as follows:

  • 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.
  • Unconventionial binary language: Russian;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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 documents situated on the victim’s disk drive — so the victim can no more utilize the information;
  • Preventing routine access 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.

Trojan.Joiner.VB

The most typical channels where Trojan.Joiner.VB Trojans are infused are:

  • By means of phishing e-mails;
  • As a repercussion of user winding up on a resource that organizes a harmful software application;

As quickly as the Trojan is efficiently injected, it will either cipher the data on the target’s computer or prevent the gadget from operating in a proper manner – while likewise putting a ransom note that discusses the requirement for the sufferers to impact the payment for the function of decrypting the papers or bring back the data system back to the first condition. In many circumstances, the ransom money note will certainly come up when the client restarts the PC after the system has already been damaged.

Trojan.Joiner.VB distribution networks.

In different edges of the globe, Trojan.Joiner.VB expands by jumps and also bounds. Nonetheless, the ransom money notes as well as techniques of obtaining the ransom amount may vary depending upon particular neighborhood (regional) settings. The ransom notes and tricks of obtaining the ransom money quantity might vary depending on certain neighborhood (regional) settings.

Ransomware injection

For instance:

    Faulty informs about unlicensed software application.

    In particular locations, the Trojans often wrongfully report having identified some unlicensed applications made it possible for on the sufferer’s tool. The alert after that demands the customer to pay the ransom.

    Faulty declarations regarding unlawful content.

    In countries where software application piracy is much less preferred, this approach is not as effective for the cyber scams. Conversely, the Trojan.Joiner.VB popup alert may wrongly claim to be stemming from a police organization as well as will report having situated child porn or various other illegal data on the tool.

    Trojan.Joiner.VB popup alert may wrongly assert to be acquiring from a regulation enforcement establishment and will certainly report having located kid pornography or other illegal information on the device. The alert will in a similar way consist of a demand for the user to pay the ransom.

Technical details

File Info:

crc32: 1BE3B1AD
md5: ea410df758d50fc44377fe559772f547
name: oxi.exe
sha1: c9c7b23b5c56c494dc3c38f9f81102967376d844
sha256: d6042643bae320cd759736bc168a4afd1e126a520cf733a9a08da042861051a7
sha512: f4191b4f8a124b8f6b29851a396c6c4487b28dcbbe1b702819c288008edb5f7123ddded3eea873c5ea8423e5025054606436aa90108cc44f336c8645187c1368
ssdeep: 24576:kVtqdNe0+DTMbbSkSb8hSwTRCft5DqQldtD3D9FEGqhLFrXMmg:kjqN2DTSArwxcdhpFEJLFrc9
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright:
InternalName: OXI Joiner
FileVersion: 1.4.1.0
CompanyName: VaZoNeZ Corp.
LegalTrademarks:
ProductName:
ProductVersion: 1.4.1.0
FileDescription: OXI Joiner
OriginalFilename: OXI Joiner
Translation: 0x0419 0x04e3

Trojan.Joiner.VB also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetectVM.malware2
MicroWorld-eScanTrojan.MSIL.Injector.MF
FireEyeGeneric.mg.ea410df758d50fc4
McAfeeGenericRXAC-LG!EA410DF758D5
CylanceUnsafe
VIPREDetect.Trojan.Win32.Small.nmm (v)
SangforMalware
K7AntiVirusBackdoor ( 0040f6fb1 )
BitDefenderTrojan.MSIL.Injector.MF
K7GWBackdoor ( 0040f6fb1 )
Cybereasonmalicious.758d50
TrendMicroTROJ_VBINDER.SM
BitDefenderThetaAI:Packer.3DDEE67B1C
CyrenW32/GenTroj.S.gen!Eldorado
SymantecTrojan.Dropper!g1
BaiduWin32.Trojan-Dropper.Small.o
APEXMalicious
AvastWin32:GenMalicious-NUS [Trj]
ClamAVWin.Trojan.Poison-8692
GDataWin32.Trojan-Dropper.Agent.AMY
KasperskyBackdoor.Win32.Poison.ggrf
NANO-AntivirusTrojan.Win32.Poison.cbeljp
ViRobotBackdoor.Win32.Agent.67584.L
TencentMalware.Win32.Gencirc.10b3e7f9
Endgamemalicious (high confidence)
SophosTroj/Vbinder-D
ComodoTrojWare.Win32.Ransom.Xorist.ET@4mg4hg
F-SecureHeuristic.HEUR/AGEN.1114161
DrWebTrojan.MulDrop8.22787
Invinceaheuristic
McAfee-GW-EditionBehavesLike.Win32.Generic.tc
Trapminemalicious.high.ml.score
CMCBackdoor.Win32.Poison!O
EmsisoftTrojan.MSIL.Injector.MF (B)
IkarusBackdoor.Poison
F-ProtW32/GenTroj.S.gen!Eldorado
JiangminBackdoor/Poison.abtg
AviraHEUR/AGEN.1114161
ArcabitTrojan.MSIL.Injector.MF
ZoneAlarmBackdoor.Win32.Poison.ggrf
MicrosoftVirTool:Win32/Vbinder
AhnLab-V3Backdoor/Win32.Poison.R72119
Acronissuspicious
VBA32Backdoor.Poison
ALYacTrojan.MSIL.Injector.MF
MAXmalware (ai score=82)
Ad-AwareTrojan.MSIL.Injector.MF
MalwarebytesTrojan.Joiner.VB
PandaTrj/Injector.BH
ESET-NOD32Win32/TrojanDropper.Small.NMM
TrendMicro-HouseCallTROJ_VBINDER.SM
RisingMalware.Heuristic!ET#100% (RDMK:cmRtazqqB4+bQlLVahOgVzqpe2ES)
YandexTrojan.Oxij.Gen.LA
SentinelOneDFI – Suspicious PE
eGambitUnsafe.AI_Score_99%
FortinetW32/Xorist.ET!tr
WebrootW32.Dropper.Gen
AVGWin32:GenMalicious-NUS [Trj]
CrowdStrikewin/malicious_confidence_80% (D)
Qihoo-360HEUR/QVM20.1.F1B6.Malware.Gen

How to remove Trojan.Joiner.VB 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

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.Joiner.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.Joiner.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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