Trojan:Win32/Qakbot.GB!MTB

Written by Robert Bailey

What is Trojan:Win32/Qakbot.GB!MTB infection?

In this short article you will find regarding the interpretation of Trojan:Win32/Qakbot.GB!MTB and also its adverse impact on your computer system. Such ransomware are a kind of malware that is clarified by online frauds to require paying the ransom by a victim.

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Most of the situations, Trojan:Win32/Qakbot.GB!MTB infection will instruct its victims to launch funds move for the purpose of reducing the effects of the changes that the Trojan infection has actually presented to the victim’s gadget.

Trojan:Win32/Qakbot.GB!MTB Summary

These alterations can be as complies with:

  • 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.
  • Possible date expiration check, exits too soon after checking local time;
  • A process created a hidden window;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses Windows utilities for basic functionality;
  • Executed a process and injected code into it, probably while unpacking;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Ciphering the files situated on the victim’s hard disk drive — so the victim can no more make use of the information;
  • Preventing routine accessibility to the victim’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.xyz Ransom.Convagent!8.123A1 (CLOUD)
a.tomx.xyz Ransom.Convagent!8.123A1 (CLOUD)

Trojan:Win32/Qakbot.GB!MTB

The most typical networks whereby Trojan:Win32/Qakbot.GB!MTB Trojans are injected are:

  • By means of phishing emails;
  • As a repercussion of individual winding up on a resource that hosts a harmful software;

As quickly as the Trojan is successfully injected, it will either cipher the data on the victim’s PC or stop the device from operating in an appropriate fashion – while likewise positioning a ransom note that points out the requirement for the sufferers to effect the settlement for the objective of decrypting the files or bring back the file system back to the preliminary condition. In a lot of instances, the ransom money note will show up when the customer restarts the COMPUTER after the system has already been damaged.

Trojan:Win32/Qakbot.GB!MTB distribution networks.

In numerous corners of the world, Trojan:Win32/Qakbot.GB!MTB grows by leaps as well as bounds. However, the ransom money notes as well as tricks of obtaining the ransom money quantity might differ depending upon particular local (local) settings. The ransom money notes as well as tricks of obtaining the ransom amount might differ depending on particular regional (local) settings.

Ransomware injection

As an example:

    Faulty notifies concerning unlicensed software application.

    In certain locations, the Trojans usually wrongfully report having actually found some unlicensed applications made it possible for on the target’s tool. The alert after that demands the customer to pay the ransom.

    Faulty statements regarding unlawful material.

    In countries where software application piracy is less prominent, this method is not as effective for the cyber scams. Additionally, the Trojan:Win32/Qakbot.GB!MTB popup alert may falsely assert to be stemming from a law enforcement establishment as well as will report having situated youngster pornography or other prohibited data on the gadget.

    Trojan:Win32/Qakbot.GB!MTB popup alert might wrongly declare to be obtaining from a regulation enforcement establishment and will report having situated child pornography or other illegal data on the tool. The alert will in a similar way contain a need for the user to pay the ransom money.

Technical details

File Info:

crc32: F51B3F30
md5: 9fea9a69ce102aada32954f9b350e211
name: 9FEA9A69CE102AADA32954F9B350E211.mlw
sha1: c6a57b2629b154964fae5a0458d3d819a4c68dce
sha256: cbcbccd23aa6b88a2796d823e21a540f0a5a385402929f8499dfd46f951554ec
sha512: 71728ad5cddd062e80a03a92603d3efbd9bde7f5668365d3e1acadeaea82726da1b57943bd895306749dd63c6ccd49466dc581ad9697516fca95e2fbe1530db8
ssdeep: 6144:yKKATgtma6fK6Sw7Dwf72TBEjXaqJDf2wIOq:KGg8Ty6uT2TejXaSD5I1
type: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/Qakbot.GB!MTB also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
DrWeb Trojan.Inject4.11977
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.Qakbot
ALYac Gen:Variant.Razy.816352
Cylance Unsafe
Sangfor Trojan.Win32.Qakbot.GB
CrowdStrike win/malicious_confidence_90% (W)
Alibaba Trojan:Win32/Qakbot.949daddb
K7GW Backdoor ( 0057aad31 )
K7AntiVirus Backdoor ( 0057aad31 )
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Qbot.CY
APEX Malicious
Avast Win32:BankerX-gen [Trj]
Kaspersky Trojan-Banker.Win32.Qbot.abpu
BitDefender Gen:Variant.Razy.816352
ViRobot Trojan.Win32.Z.Qbot.235520.A
MicroWorld-eScan Gen:Variant.Razy.816352
Ad-Aware Gen:Variant.Razy.816352
Sophos Mal/Generic-S
BitDefenderTheta Gen:NN.ZedlaF.34690.ou4@aejdgzj
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_GEN.R002C0DEI21
McAfee-GW-Edition BehavesLike.Win32.Sytro.dc
FireEye Generic.mg.9fea9a69ce102aad
Emsisoft Gen:Variant.Razy.816352 (B)
SentinelOne Static AI – Suspicious PE
Avira TR/AD.Qbot.pigxa
Kingsoft Win32.Troj.Banker.(kcloud)
Microsoft Trojan:Win32/Qakbot.GB!MTB
Arcabit Trojan.Razy.DC74E0
AegisLab Trojan.Win32.Razy.4!c
GData Gen:Variant.Razy.816352
AhnLab-V3 Trojan/Win.Qakbot.C4457468
McAfee Artemis!9FEA9A69CE10
MAX malware (ai score=80)
VBA32 BScope.TrojanBanker.Qbot
Malwarebytes Backdoor.Qbot
Panda Trj/GdSda.A
TrendMicro-HouseCall TROJ_GEN.R002C0DEI21
Rising Ransom.Convagent!8.123A1 (CLOUD)
Ikarus Backdoor.QBot
Fortinet W32/Qbot.CY!tr
AVG Win32:BankerX-gen [Trj]
Paloalto generic.ml

How to remove Trojan:Win32/Qakbot.GB!MTB 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

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:Win32/Qakbot.GB!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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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Trojan:Win32/Qakbot.GB!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/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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