Written by Robert Bailey

What is Trojan.Win32.Qbot.nb infection?

In this post you will locate regarding the meaning of Trojan.Win32.Qbot.nb as well as its negative impact on your computer. Such ransomware are a form of malware that is elaborated by on the internet fraudulences to require paying the ransom money by a victim.

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Most of the cases, Trojan.Win32.Qbot.nb virus will certainly instruct its sufferers to launch funds move for the objective of counteracting the modifications that the Trojan infection has presented to the target’s gadget.

Trojan.Win32.Qbot.nb Summary

These adjustments can be as complies with:

  • Executable code extraction;
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Presents an Authenticode digital signature;
  • Creates RWX memory;
  • Mimics the system’s user agent string for its own requests;
  • Possible date expiration check, exits too soon after checking local time;
  • A process attempted to delay the analysis task.;
  • A named pipe was used for inter-process communication;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • A process created a hidden window;
  • Unconventionial language used in binary resources: Hebrew;
  • Uses Windows utilities for basic functionality;
  • Executed a process and injected code into it, probably while unpacking;
  • A system process is generating network traffic likely as a result of process injection;
  • Installs itself for autorun at Windows startup;
  • Collects information to fingerprint the system;
  • Ciphering the documents located on the sufferer’s hard disk drive — so the victim can no more utilize the information;
  • Preventing regular accessibility to the target’s workstation;


The most common networks whereby Trojan.Win32.Qbot.nb Ransomware Trojans are infused are:

  • By methods of phishing e-mails;
  • As a repercussion of user ending up on a resource that hosts a harmful software;

As quickly as the Trojan is effectively injected, it will certainly either cipher the data on the target’s computer or protect against the device from working in a correct way – while also placing a ransom money note that states the need for the sufferers to impact the repayment for the purpose of decrypting the files or restoring the documents system back to the preliminary problem. In most circumstances, the ransom note will certainly show up when the customer reboots the PC after the system has actually currently been damaged.

Trojan.Win32.Qbot.nb circulation networks.

In numerous edges of the world, Trojan.Win32.Qbot.nb expands by jumps and also bounds. Nonetheless, the ransom money notes and techniques of obtaining the ransom money amount might differ depending upon certain local (local) settings. The ransom notes and also methods of obtaining the ransom amount might vary depending on particular regional (regional) setups.

Ransomware injection

For example:

    Faulty informs about unlicensed software.

    In specific locations, the Trojans commonly wrongfully report having found some unlicensed applications made it possible for on the target’s device. The sharp then requires the individual to pay the ransom.

    Faulty statements concerning prohibited web content.

    In nations where software piracy is much less popular, this approach is not as effective for the cyber fraudulences. Conversely, the Trojan.Win32.Qbot.nb popup alert might falsely assert to be originating from a law enforcement institution as well as will report having situated kid pornography or various other illegal data on the device.

    Trojan.Win32.Qbot.nb popup alert might incorrectly claim to be acquiring from a law enforcement establishment and also will certainly report having located child porn or various other prohibited data on the gadget. The alert will in a similar way contain a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: 2E2677B0
md5: 3efcb4b98bc34627f14f32487976d7ef
name: upload_file
sha1: 47e2aca96868bc45c8b3877a184d18122420a95b
sha256: bfb48416b0557ef0d47177d809287384f47d0bf985504ee9b243d7161293364e
sha512: 2095f7a8304df04960b632f80fb5626089a0a876285cdc26fb847ee624958b15cf7c63ed621a7ded48a4816868a6aecb66875d4877305b72dfb87241c9ef761d
ssdeep: 6144:Sv4Jb6PYNgiQsyaxAUyetu9ITzmXG33wXd5FLY9C3DzkgJkw20zt:SgWPYe4ueQ9ITz8GnwXbFsWDzl+0zt
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan.Win32.Qbot.nb also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Razy.737213
CAT-QuickHeal Trojan.Multi
McAfee W32/PinkSbot-HE!3EFCB4B98BC3
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
K7AntiVirus Backdoor ( 0056bf561 )
BitDefender Gen:Variant.Razy.737213
K7GW Backdoor ( 0056bf561 )
CrowdStrike win/malicious_confidence_60% (W)
Arcabit Trojan.Razy.DB3FBD
TrendMicro Trojan.Win32.WACATAC.THJAOBO
Cyren W32/Trojan.XFYN-8226
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:DangerousSig [Trj]
ClamAV Win.Malware.Razy-9775963-0
Kaspersky Trojan.Win32.Qbot.nb
Alibaba Trojan:Win32/BankerX.2fe1279e
Ad-Aware Gen:Variant.Razy.737213
Emsisoft MalCert.A (A)
Comodo Malware@#8kjj6okv3uyl
F-Secure Trojan.TR/AD.Qbot.EU
DrWeb Trojan.QakBot.11
Invincea Mal/Generic-S + Mal/EncPk-APW
Sophos Mal/EncPk-APW
SentinelOne DFI – Malicious PE
Jiangmin Trojan.Generic.gfnde
Avira TR/AD.Qbot.EU
MAX malware (ai score=86)
Antiy-AVL Trojan/Win32.Qbot
Microsoft Trojan:Win32/Qakbot.AR!MTB
ZoneAlarm Trojan.Win32.Qbot.nb
GData Win32.Trojan.QakBot.HFXE4Z
Cynet Malicious (score: 85)
AhnLab-V3 Trojan/Win32.QBot.C4205221
ALYac Gen:Variant.Razy.737213
VBA32 BScope.TrojanBanker.Qbot
Malwarebytes Trojan.Qbot
Panda Trj/Genetic.gen
ESET-NOD32 Win32/Qbot.CN
TrendMicro-HouseCall Trojan.Win32.WACATAC.THJAOBO
Rising Trojan.Generic@ML.86 (RDMK:0cEIVTjXxIeeYURG6EIhxA)
Ikarus Backdoor.QBot
Fortinet W32/Phobos.HGAF!tr.ransom
AVG Win32:DangerousSig [Trj]
Cybereason malicious.96868b
Qihoo-360 Generic/HEUR/QVM20.1.799F.Malware.Gen

How to remove Trojan.Win32.Qbot.nb 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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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.Qbot.nb 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.Qbot.nb you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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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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