Win32/GenCBL.QN

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

What is Win32/GenCBL.QN infection?

In this post you will certainly find about the interpretation of Win32/GenCBL.QN as well as its unfavorable impact on your computer system. Such ransomware are a form of malware that is elaborated by on-line frauds to require paying the ransom money by a victim.

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Most of the cases, Win32/GenCBL.QN virus will certainly instruct its victims to initiate funds transfer for the objective of reducing the effects of the modifications that the Trojan infection has introduced to the victim’s device.

Win32/GenCBL.QN Summary

These adjustments 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.
  • Presents an Authenticode digital signature;
  • 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.
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • 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 sufferer’s hard disk — so the target can no more make use of the data;
  • Preventing normal 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.

Win32/GenCBL.QN

The most regular networks whereby Win32/GenCBL.QN Ransomware Trojans are infused are:

  • By means of phishing emails;
  • As a consequence of user winding up on a source that organizes a malicious software;

As soon as the Trojan is efficiently injected, it will either cipher the data on the sufferer’s computer or stop the device from operating in a correct fashion – while likewise putting a ransom note that mentions the demand for the victims to effect the settlement for the purpose of decrypting the files or restoring the data system back to the initial condition. In many instances, the ransom money note will turn up when the customer reboots the COMPUTER after the system has already been harmed.

Win32/GenCBL.QN circulation channels.

In different edges of the world, Win32/GenCBL.QN expands by leaps and also bounds. Nonetheless, the ransom money notes as well as tricks of obtaining the ransom quantity may differ depending upon specific neighborhood (local) setups. The ransom notes and techniques of extorting the ransom money amount might differ depending on certain local (regional) setups.

Ransomware injection

For example:

    Faulty signals about unlicensed software application.

    In specific areas, the Trojans often wrongfully report having found some unlicensed applications allowed on the victim’s gadget. The alert then requires the customer to pay the ransom.

    Faulty declarations regarding illegal material.

    In countries where software application piracy is less preferred, this method is not as efficient for the cyber frauds. Additionally, the Win32/GenCBL.QN popup alert might incorrectly assert to be originating from a police organization and also will certainly report having located child porn or other prohibited data on the tool.

    Win32/GenCBL.QN popup alert may falsely declare to be acquiring from a legislation enforcement establishment and will certainly report having situated youngster porn or various other unlawful information on the device. The alert will likewise include a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: CD7AF157
md5: ab7e1b270766134fb6456769b03e7c05
name: AB7E1B270766134FB6456769B03E7C05.mlw
sha1: 81e64a57a0bb4628ea53c1eac0e813a7ff769a3d
sha256: 8d26b3b8d58921477eed98ea070e793ea72041d182dc8a5405e943b30a9b8147
sha512: 22f55e3f9d6dcf3814bc1150bb6d5c7cbde23ff8b56ecf98eca36ce86f13bfbbbb554c3bbd2d51a0030fad70fa7cc60e9be500e57ccac1512b433ccf1e817ccd
ssdeep: 6144:FJ+9DR9L2Y6fGKUjts0/UCLk3+gA5sE5uHdnH:PkvIfnMs596S9H
type: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: xa9 Microsoft Corporation. All rights reserved.
InternalName: appcmd.exe
FileVersion: 7.5.7601.17514 (win7sp1_rtm.101119-1850)
CompanyName: Microsoft Corporation
ProductName: Internet Information Services
ProductVersion: 7.5.7601.17514
FileDescription: Application Server Command Line Admin Tool
OriginalFilename: appcmd.exe
Translation: 0x0000 0x04b0

Win32/GenCBL.QN also known as:

BkavW32.malware.sig1
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKDZ.72052
FireEyeGeneric.mg.ab7e1b270766134f
ALYacGen:Variant.Barys.61272
CylanceUnsafe
SangforMalware
BitDefenderTrojan.GenericKDZ.72052
K7GWSpyware ( 0040f0131 )
K7AntiVirusSpyware ( 0040f0131 )
CyrenW32/Qbot.BK.gen!Eldorado
SymantecML.Attribute.HighConfidence
APEXMalicious
AvastWin32:BankerX-gen [Trj]
RisingTrojan.Kryptik!1.D014 (CLASSIC)
Ad-AwareTrojan.GenericKDZ.72052
SophosML/PE-A + Mal/EncPk-APV
F-SecureTrojan.TR/Vundo.Gen2
McAfee-GW-EditionArtemis!Trojan
EmsisoftTrojan.GenericKDZ.72052 (B)
AviraTR/Vundo.Gen2
MAXmalware (ai score=88)
Antiy-AVLGrayWare/Win32.Kryptik.ehls
ArcabitTrojan.Generic.D11974
GDataTrojan.GenericKDZ.72052
CynetMalicious (score: 100)
AhnLab-V3Malware/Win32.Generic.C4265195
McAfeeGenericRXNA-XE!AB7E1B270766
ESET-NOD32a variant of Win32/GenCBL.QN
SentinelOneStatic AI – Malicious PE
FortinetW32/Kryptik.HDNN!tr
AVGWin32:BankerX-gen [Trj]

How to remove Win32/GenCBL.QN ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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 Win32/GenCBL.QN 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 Win32/GenCBL.QN 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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