Win32/Spy.Delf.QFO

Written by Robert Bailey

What is Win32/Spy.Delf.QFO infection?

In this short article you will certainly find regarding the interpretation of Win32/Spy.Delf.QFO and also its unfavorable influence on your computer system. Such ransomware are a type of malware that is specified by on-line scams to demand paying the ransom by a target.

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In the majority of the instances, Win32/Spy.Delf.QFO ransomware will advise its victims to launch funds move for the function of reducing the effects of the amendments that the Trojan infection has presented to the target’s gadget.

Win32/Spy.Delf.QFO Summary

These alterations can be as complies with:

  • A process attempted to delay the analysis task.;
  • 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;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents located on the target’s disk drive — so the victim can no longer utilize the data;
  • Preventing routine access 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.

Win32/Spy.Delf.QFO

The most common channels whereby Win32/Spy.Delf.QFO Trojans are injected are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As an effect of customer winding up on a source that organizes a malicious software;

As quickly as the Trojan is successfully injected, it will either cipher the information on the sufferer’s PC or protect against the gadget from functioning in a proper fashion – while likewise placing a ransom note that points out the need for the victims to impact the payment for the purpose of decrypting the documents or bring back the data system back to the first condition. In a lot of instances, the ransom money note will show up when the client restarts the COMPUTER after the system has currently been damaged.

Win32/Spy.Delf.QFO circulation networks.

In numerous corners of the world, Win32/Spy.Delf.QFO grows by leaps and also bounds. Nonetheless, the ransom notes and methods of extorting the ransom amount might differ depending upon particular local (local) setups. The ransom money notes and also methods of obtaining the ransom money quantity may vary depending on certain neighborhood (local) setups.

Ransomware injection

For instance:

    Faulty informs concerning unlicensed software program.

    In specific locations, the Trojans often wrongfully report having actually detected some unlicensed applications allowed on the sufferer’s tool. The sharp then requires the individual to pay the ransom.

    Faulty declarations regarding unlawful web content.

    In countries where software piracy is less preferred, this method is not as efficient for the cyber frauds. Conversely, the Win32/Spy.Delf.QFO popup alert might incorrectly claim to be deriving from a law enforcement organization and also will certainly report having situated kid porn or other illegal information on the device.

    Win32/Spy.Delf.QFO popup alert may wrongly declare to be acquiring from a legislation enforcement establishment and also will certainly report having situated child pornography or other prohibited data on the device. The alert will likewise include a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 53DAC75A
md5: 448f787a6e2a0e1907f1abd67f5b85b4
name: 448F787A6E2A0E1907F1ABD67F5B85B4.mlw
sha1: 4c17b97a3e20b5f247536d9c8be6cd63e8e1806b
sha256: 8bd8901cf7ef997321344a48bd6a754767b01e346e14eae965ba139443353b34
sha512: 05b4c2a81cb78174ceb8892118d519cd9efef8d5a2ea4684ec4b84a63e4f8523ed638b189f1ae626317cac5098324376054b0a5a9f54e3de52337aeb091b8d90
ssdeep: 12288:4P9Ch81oq1+FHYcMHe8I4ef7888888888888W88888888888:cmQoq1+FHYcMHa4e
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Spy.Delf.QFO also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.VobfusDeaseg.Trojan
Elastic malicious (high confidence)
DrWeb Trojan.Siggen.65381
ALYac Gen:Heur.Mint.Zard.1
Malwarebytes Backdoor.Bot
Zillya Trojan.Spy.Win32.66
Alibaba Ransom:Win32/Foreign.f7dcd3dc
K7GW Spyware ( 004d7eba1 )
K7AntiVirus Spyware ( 004d7eba1 )
Cyren W32/Trojan.SOGG-0940
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Spy.Delf.QFO
APEX Malicious
Avast Win32:Malware-gen
Cynet Malicious (score: 99)
Kaspersky Trojan-Ransom.Win32.Foreign.mvuz
BitDefender Gen:Heur.Mint.Zard.1
NANO-Antivirus Trojan.Win32.TrjGen.dywwxa
MicroWorld-eScan Gen:Heur.Mint.Zard.1
Tencent Malware.Win32.Gencirc.114c4cc0
Ad-Aware Gen:Heur.Mint.Zard.1
Comodo Malware@#28426tw2dj6gv
BitDefenderTheta AI:Packer.6B29D77118
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Infected.gh
FireEye Generic.mg.448f787a6e2a0e19
Emsisoft Gen:Heur.Mint.Zard.1 (B)
Jiangmin Trojan.Generic.fwgb
Webroot W32.Trojan.Gen
Avira DR/Delphi.Gen7
eGambit Generic.Malware
Kingsoft Win32.Troj.Undef.(kcloud)
AegisLab Trojan.Win32.Foreign.j!c
GData Gen:Heur.Mint.Zard.1
AhnLab-V3 Trojan/Win32.Agent.R165508
McAfee GenericR-FJN!448F787A6E2A
MAX malware (ai score=100)
VBA32 Hoax.Foreign
Panda Trj/GdSda.A
Rising Ransom.Foreign!8.292 (CLOUD)
Yandex Trojan.Agent!BvWcF3knCFM
SentinelOne Static AI – Malicious PE
Fortinet W32/Generic.AC.359437!tr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Trojan.Foreign.HgIASOYA

How to remove Win32/Spy.Delf.QFO virus?

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 Win32/Spy.Delf.QFO 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 Win32/Spy.Delf.QFO 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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