NSIS/Qhost.F

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

What is NSIS/Qhost.F infection?

In this short article you will locate regarding the interpretation of NSIS/Qhost.F as well as its adverse impact on your computer system. Such ransomware are a form of malware that is clarified by on the internet fraudulences to demand paying the ransom by a victim.

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In the majority of the situations, NSIS/Qhost.F infection will certainly instruct its sufferers to initiate funds move for the function of neutralizing the amendments that the Trojan infection has actually presented to the sufferer’s gadget.

NSIS/Qhost.F Summary

These alterations can be as complies with:

  • Reads data out of its own binary image;
  • Network activity detected but not expressed in API logs;
  • The sample wrote data to the system hosts file.;
  • Anomalous binary characteristics;
  • Ciphering the files situated on the target’s hard disk drive — so the target can no more make use of the data;
  • Preventing routine access to the victim’s workstation;

NSIS/Qhost.F

The most typical networks through which NSIS/Qhost.F are injected are:

  • By ways of phishing emails;
  • As a consequence of individual ending up on a source that organizes a harmful software application;

As soon as the Trojan is effectively infused, it will either cipher the data on the victim’s PC or stop the gadget from working in a proper manner – while likewise placing a ransom note that mentions the demand for the targets to impact the settlement for the function of decrypting the files or bring back the data system back to the first condition. In the majority of circumstances, the ransom note will certainly come up when the client restarts the PC after the system has actually currently been damaged.

NSIS/Qhost.F circulation networks.

In different corners of the globe, NSIS/Qhost.F grows by jumps as well as bounds. Nevertheless, the ransom notes and also tricks of obtaining the ransom quantity may differ depending upon particular neighborhood (regional) settings. The ransom notes as well as methods of obtaining the ransom quantity might vary depending on particular local (local) setups.

Ransomware injection

As an example:

    Faulty signals about unlicensed software application.

    In particular areas, the Trojans commonly wrongfully report having spotted some unlicensed applications allowed on the victim’s device. The alert then demands the user to pay the ransom money.

    Faulty declarations about prohibited content.

    In countries where software program piracy is less preferred, this technique is not as reliable for the cyber frauds. Alternatively, the NSIS/Qhost.F popup alert might wrongly assert to be originating from a police institution as well as will certainly report having located youngster pornography or other prohibited data on the gadget.

    NSIS/Qhost.F popup alert might incorrectly declare to be deriving from a regulation enforcement institution as well as will certainly report having situated youngster pornography or various other prohibited information on the gadget. The alert will in a similar way consist of a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: E3D86BC1
md5: 5d4b8e8564a413ed6fe7432ccb4392c0
name: 5D4B8E8564A413ED6FE7432CCB4392C0.mlw
sha1: d0e5031468195ea4eb5704c381e71de3128a3d1e
sha256: 3f31f634cdead8a92e3de85749a87454ad5c61be44a971686b5b07d282931842
sha512: 9c26ad8849bd3ea63c76b6cb5a3ee8c70f073816c13347b5cc56ae873a940271774c8e324bab1de77014e7ce169267fb2790751b509f7b341dbeaa0a7598e0da
ssdeep: 1536:gpgpHzb9dZVX9fHMvG0D3XJxlDAa+c2zd0ZSCmf2j:2gXdZt9P6D3XJXH+hOQCmOj
type: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive

Version Info:

0: [No Data]

NSIS/Qhost.F also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware2
LionicTrojan.Win32.Generic.4!c
CylanceUnsafe
CrowdStrikewin/malicious_confidence_80% (D)
SymantecRansom.Hermes!gen2
ESET-NOD32NSIS/Qhost.F
APEXMalicious
CynetMalicious (score: 99)
AlibabaTrojan:Win32/Qhost.e9610231
SophosMal/Generic-S
VIPREBehavesLike.Win32.Malware.sfm (mx-v)
McAfee-GW-EditionBehavesLike.Win32.BadFile.lh
WebrootW32.Trojan.Gen
AviraHEUR/AGEN.1142479
MicrosoftTrojan:Win32/Zpevdo.B
McAfeeArtemis!5D4B8E8564A4
VBA32Win32.Trojan.Hoster.Heur
TrendMicro-HouseCallTROJ_GEN.R002H0ABS21
IkarusTrojan.NSIS.Qhost
Paloaltogeneric.ml

How to remove NSIS/Qhost.F 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 NSIS/Qhost.F 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove NSIS/Qhost.F 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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