Trojan:Win32/Glupteba.NS!MTB

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

What is Trojan:Win32/Glupteba.NS!MTB infection?

In this post you will find concerning the meaning of Trojan:Win32/Glupteba.NS!MTB as well as its adverse influence on your computer. Such ransomware are a kind of malware that is elaborated by on the internet scams to demand paying the ransom money by a sufferer.

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Most of the cases, Trojan:Win32/Glupteba.NS!MTB infection will instruct its sufferers to initiate funds move for the purpose of reducing the effects of the modifications that the Trojan infection has introduced to the victim’s gadget.

Trojan:Win32/Glupteba.NS!MTB 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.
  • A process attempted to delay the analysis task.;
  • 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.
  • The executable is compressed using UPX;
  • 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 victim’s disk drive — so the sufferer can no more use the data;
  • Preventing regular access 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:Win32/Glupteba.NS!MTB

One of the most normal networks through which Trojan:Win32/Glupteba.NS!MTB Trojans are infused 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 user winding up on a resource that holds a malicious software application;

As quickly as the Trojan is efficiently injected, it will either cipher the data on the target’s PC or prevent the device from functioning in a proper manner – while additionally positioning a ransom money note that states the demand for the victims to impact the payment for the purpose of decrypting the documents or recovering the documents system back to the first problem. In many instances, the ransom money note will turn up when the client reboots the COMPUTER after the system has actually currently been harmed.

Trojan:Win32/Glupteba.NS!MTB distribution channels.

In different edges of the globe, Trojan:Win32/Glupteba.NS!MTB grows by jumps as well as bounds. However, the ransom notes and also methods of extorting the ransom amount may differ relying on specific local (local) setups. The ransom notes and also methods of obtaining the ransom amount might vary depending on particular neighborhood (regional) settings.

Ransomware injection

For example:

    Faulty notifies concerning unlicensed software application.

    In certain areas, the Trojans often wrongfully report having actually discovered some unlicensed applications made it possible for on the sufferer’s gadget. The alert after that requires the customer to pay the ransom money.

    Faulty statements about prohibited web content.

    In countries where software piracy is much less prominent, this approach is not as reliable for the cyber scams. Alternatively, the Trojan:Win32/Glupteba.NS!MTB popup alert may falsely declare to be originating from a police establishment and will certainly report having located youngster porn or other illegal information on the gadget.

    Trojan:Win32/Glupteba.NS!MTB popup alert may wrongly claim to be obtaining from a law enforcement establishment and also will certainly report having located child porn or various other unlawful information on the tool. The alert will likewise contain a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: 4C3FDB7B
md5: b82e91431ca044f77bd7e88a779a2b80
name: B82E91431CA044F77BD7E88A779A2B80.mlw
sha1: fd9cd343efc0e9e96a0976eeefee2e66e0a6e8c8
sha256: 81afabf3c79d2b46055addc4241df0a29ee0c6b55d731b37f0585947a1ceef42
sha512: b8bbf060e863a6086170233852c790838b6a7abd3260ead7577bd03792a490e25e0439644733b3df2e1064485191cf3dc9062bf269c0913102389e5820c9c470
ssdeep: 98304:ffB1s3ehYerU43zl4UOQ6Iba70Wxb2d5u9KOqVDwrYnOnBDdBP1z1WodhMsh79s:fZ11Werr4Ubba7/Mu9IM1JU28mMc3iC
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

InternalSurname: tebood.exe
Product: 1.7.6
FileVersions: 1.0.5.4
LegalCo: Copyri (C) 2019, patric
Translation: 0x0419 0x012b

Trojan:Win32/Glupteba.NS!MTB also known as:

GridinSoftTrojan.Ransom.Gen
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKD.35823863
FireEyeGeneric.mg.b82e91431ca044f7
McAfeeGenericRXAA-AA!B82E91431CA0
CylanceUnsafe
SangforMalware
K7AntiVirusTrojan ( 005752ff1 )
BitDefenderTrojan.GenericKD.35823863
K7GWTrojan ( 005752ff1 )
Cybereasonmalicious.3efc0e
BitDefenderThetaGen:NN.ZexaF.34700.@pGfaidkA9f
CyrenW32/Kryptik.CUT.gen!Eldorado
SymantecML.Attribute.HighConfidence
APEXMalicious
Paloaltogeneric.ml
KasperskyTrojan.Win32.AntiAV.czhv
AlibabaTrojan:Win32/AntiAV.646861a9
AegisLabTrojan.Win32.Malicious.4!c
TencentWin32.Trojan.Antiav.Pefu
Ad-AwareTrojan.GenericKD.35823863
SophosMal/Generic-S
ComodoMalware@#3gcbfn8n3gvph
F-SecureTrojan.TR/AD.GoCloudnet.llojy
DrWebTrojan.PWS.Siggen2.58526
TrendMicroTROJ_GEN.R002C0DLQ20
McAfee-GW-EditionBehavesLike.Win32.Trojan.rc
EmsisoftTrojan.Crypt (A)
IkarusTrojan.SuspectCRC
WebrootW32.Trojan.Gen
AviraTR/AD.GoCloudnet.llojy
MAXmalware (ai score=87)
MicrosoftTrojan:Win32/Glupteba.NS!MTB
GridinsoftTrojan.Win32.Packed.vb
ArcabitTrojan.Generic.D222A0F7
ZoneAlarmTrojan.Win32.AntiAV.czhv
GDataTrojan.GenericKD.35823863
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.Glupteba.R360157
Acronissuspicious
VBA32BScope.Trojan.Injuke
ALYacTrojan.GenericKD.35823863
MalwarebytesTrojan.MalPack.GS
PandaTrj/GdSda.A
ESET-NOD32a variant of Generik.FYRUSWQ
TrendMicro-HouseCallTROJ_GEN.R002C0DLQ20
RisingTrojan.Ransom.GlobeImposter!1.AF70 (TFE:5:bYXJg1YG3DR)
YandexTrojan.GenAsa!A3rOJaxYS2w
SentinelOneStatic AI – Malicious PE
FortinetW32/Kryptik.HFSR!tr
AVGWin32:BotX-gen [Trj]
AvastWin32:BotX-gen [Trj]
CrowdStrikewin/malicious_confidence_100% (D)
Qihoo-360Generic/HEUR/QVM11.1.1B31.Malware.Gen

How to remove Trojan:Win32/Glupteba.NS!MTB 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:Win32/Glupteba.NS!MTB 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:Win32/Glupteba.NS!MTB 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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