PHP/Qhost.R

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

What is PHP/Qhost.R infection?

In this article you will discover about the interpretation of PHP/Qhost.R and also its adverse impact on your computer. Such ransomware are a form of malware that is clarified by online fraudulences to require paying the ransom money by a sufferer.

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In the majority of the situations, PHP/Qhost.R virus will certainly advise its victims to start funds transfer for the objective of reducing the effects of the changes that the Trojan infection has actually presented to the victim’s gadget.

PHP/Qhost.R Summary

These adjustments can be as complies with:

  • 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.
  • Attempts to connect to a dead IP:Port (1 unique times);
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • 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;
  • 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
  • Creates a copy of itself;
  • The sample wrote data to the system hosts file.;
  • Ciphering the documents found on the victim’s hard disk — so the target can no longer use the data;
  • Preventing routine accessibility to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

PHP/Qhost.R

One of the most common networks where PHP/Qhost.R Ransomware are injected are:

  • By ways of phishing e-mails;
  • As an effect of user winding up on a source that holds a malicious software application;

As quickly as the Trojan is efficiently injected, it will either cipher the data on the sufferer’s computer or prevent the tool from operating in an appropriate way – while also placing a ransom note that states the demand for the targets to impact the payment for the function of decrypting the files or bring back the data system back to the preliminary condition. In many instances, the ransom note will certainly come up when the client restarts the COMPUTER after the system has actually already been damaged.

PHP/Qhost.R circulation networks.

In different corners of the world, PHP/Qhost.R grows by leaps as well as bounds. Nonetheless, the ransom notes and also techniques of extorting the ransom money amount might vary depending upon particular local (local) settings. The ransom notes and also methods of obtaining the ransom amount might differ depending on particular neighborhood (local) settings.

Ransomware injection

For example:

    Faulty signals regarding unlicensed software.

    In particular locations, the Trojans often wrongfully report having detected some unlicensed applications enabled on the victim’s gadget. The alert then requires the customer to pay the ransom.

    Faulty declarations concerning prohibited material.

    In countries where software application piracy is much less popular, this technique is not as reliable for the cyber scams. Conversely, the PHP/Qhost.R popup alert might wrongly declare to be stemming from a police institution and also will report having situated child pornography or other prohibited information on the tool.

    PHP/Qhost.R popup alert may falsely assert to be obtaining from a regulation enforcement institution and also will certainly report having located child porn or other prohibited information on the device. The alert will in a similar way have a need for the user to pay the ransom money.

Technical details

File Info:

crc32: 604C8CD0
md5: a62e8deb5abe77005ff5c076854c5321
name: A62E8DEB5ABE77005FF5C076854C5321.mlw
sha1: 4e6c1cd0342c6472bc1f1f6f8bbcad61bc0fe0fc
sha256: f2147720df702e8e4b85a050bd77c710eaefbffb4e26ad770b249cd4eeba18c0
sha512: bb8d35cc2b17025446ca8d483c4edd8d8ab3af57fd545c677c1f4ca97ac792c3f392a04c1b1993dd106279bcf467ea46439188faa6df95a287280ea36c8937ae
ssdeep: 12288:1pttfnWhO76Odns6JTPUxFFMDstuLafuYxSLFyL4jwdEYewexZ0oPWK9V5+1G2v:1LBWhS6OqgU7GDlLaWISXwrwT04VwRB
type: PE32 executable (console) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright: Web Archive Copyright 2014
InternalName: Windows Web Archive
FileVersion: 1.0.0.0
CompanyName: Windows Web Archive
LegalTrademarks:
Comments: Modified by an unpaid evaluation copy of Resource Tuner 2 (www.heaventools.com)
ProductName: Windows Web Archive
ProductVersion: 1.0.0.0
FileDescription: Windows Archive 2014
OriginalFilename:
Translation: 0x0000 0x04e3

PHP/Qhost.R also known as:

GridinSoft Trojan.Ransom.Gen
DrWeb Trojan.Hosts.33304
Qihoo-360 Win32/Trojan.Qhost.HwsBr1oA
Cylance Unsafe
VIPRE Trojan.SpamThru
Sangfor Trojan.PHP.Qhost.j
K7AntiVirus Trojan ( 004affef1 )
K7GW Trojan ( 004affef1 )
Cybereason malicious.0342c6
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan.PHP.Qhost.j
Alibaba Trojan:PHP/Qhost.bf3cc42a
NANO-Antivirus Trojan.Win32.Symmi.dindni
AegisLab Trojan.PHP.Qhost.4!c
Rising Trojan.Qhost!8.1B0 (CLOUD)
TACHYON Trojan/W32.Qhost.1609728
Comodo Malware@#2wegu37lus1t4
F-Secure Trojan.TR/Symmi.662528
TrendMicro TROJ_SPNR.3AK014
McAfee-GW-Edition BehavesLike.Win32.Dropper.jc
Webroot W32.Trojan.Spamthru
Avira TR/Symmi.662528
Antiy-AVL Trojan[Ransom]/Win32.Blocker
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Microsoft Trojan:Win32/Wacatac.B!ml
ZoneAlarm Trojan.PHP.Qhost.j
Cynet Malicious (score: 85)
AhnLab-V3 Trojan/Win32.Agent.C498054
McAfee Artemis!A62E8DEB5ABE
MAX malware (ai score=99)
VBA32 Trojan.PHP.Qhost
Malwarebytes Malware.Heuristic.1003
Panda Trj/Genetic.gen
ESET-NOD32 PHP/Qhost.R
TrendMicro-HouseCall TROJ_SPNR.3AK014
Tencent Php.Trojan.Qhost.Lknm
Yandex Trojan.Symmi!U5h1IcKH6RQ
Ikarus Trojan.PHP.Qhost
Fortinet PHP/Qhost.R!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove PHP/Qhost.R 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 PHP/Qhost.R 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 PHP/Qhost.R 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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