Trojan.Ransom.FO4

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

What is Trojan.Ransom.FO4 infection?

In this short article you will locate regarding the definition of Trojan.Ransom.FO4 as well as its unfavorable effect on your computer. Such ransomware are a type of malware that is clarified by on the internet fraudulences to require paying the ransom money by a target.

GridinSoft Anti-Malware Review
It is better to prevent, than repair and repent!
When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
Gridinsoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | 10% Off Coupon
Subscribe to our Telegram channel to be the first to know about news and our exclusive materials on information security.

In the majority of the situations, Trojan.Ransom.FO4 virus will instruct its victims to initiate funds move for the objective of reducing the effects of the modifications that the Trojan infection has actually introduced to the target’s gadget.

Trojan.Ransom.FO4 Summary

These modifications can be as complies with:

  • 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;
  • Mimics the file times of a Windows system file;
  • 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
  • Exhibits possible ransomware file modification behavior;
  • Creates a copy of itself;
  • Ciphering the files located on the victim’s hard disk drive — so the victim can no longer use the data;
  • Preventing regular access 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.

Trojan.Ransom.FO4

The most normal networks whereby Trojan.Ransom.FO4 Trojans are injected are:

  • By means of phishing e-mails;
  • As a consequence of customer ending up on a resource that hosts a malicious software application;

As soon as the Trojan is successfully infused, it will either cipher the data on the victim’s PC or avoid the gadget from operating in a correct fashion – while additionally putting a ransom note that points out the demand for the victims to effect the payment for the purpose of decrypting the records or restoring the file system back to the preliminary problem. In many instances, the ransom money note will certainly show up when the customer reboots the COMPUTER after the system has actually already been harmed.

Trojan.Ransom.FO4 circulation networks.

In different edges of the globe, Trojan.Ransom.FO4 expands by leaps and also bounds. However, the ransom money notes as well as tricks of obtaining the ransom money quantity might vary relying on certain neighborhood (regional) settings. The ransom money notes and also techniques of obtaining the ransom quantity may vary depending on specific regional (local) setups.

Ransomware injection

As an example:

    Faulty informs concerning unlicensed software application.

    In specific areas, the Trojans typically wrongfully report having actually discovered some unlicensed applications made it possible for on the sufferer’s gadget. The sharp then demands the individual to pay the ransom money.

    Faulty statements concerning unlawful material.

    In countries where software piracy is less preferred, this approach is not as effective for the cyber scams. Additionally, the Trojan.Ransom.FO4 popup alert may incorrectly assert to be stemming from a law enforcement institution and also will certainly report having situated kid pornography or other illegal information on the tool.

    Trojan.Ransom.FO4 popup alert may falsely assert to be obtaining from a legislation enforcement organization and will certainly report having situated child pornography or other prohibited information on the device. The alert will in a similar way consist of a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: 41042F19
md5: 8bc4598159d8684738de50dcb3d6628f
name: 8BC4598159D8684738DE50DCB3D6628F.mlw
sha1: 2f862cab6eb034ce702a4e44509ad27a319917af
sha256: 9ff94eabf0e668e21f1a4640859caf3fc0dced31f266d4292e55ac9923fff8e5
sha512: fdcc981fe2c7410c91bb380f564dab456c845eb5a1a1efcc7839bc72f8b25111204893c2907074dca937a1b8e55bc9493708e155ff9f3f347676ce0812b156e5
ssdeep: 96:F9Zhl8wdS+r3yOYW189fTwUVF0CWHyjk8P1LOmjXfihExr26QhgwCERjhx7+MUA:rzdrr1FG1WDCgmjPZrZI1Rdx7+MUA
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Trojan.Ransom.FO4 also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 005451b81 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.25389
MicroWorld-eScan Trojan.Ransom.AIG
CAT-QuickHeal Trojan.Ransom.FO4
ALYac Trojan.Ransom.AIG
Cylance Unsafe
Zillya Trojan.Filecoder.Win32.3107
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_80% (D)
Alibaba Ransom:Win32/Xorist.99b72cde
K7GW Trojan ( 005451b81 )
Cybereason malicious.159d86
Baidu Win32.Trojan.Filecoder.g
Cyren W32/Filecoder.Y.gen!Eldorado
Symantec Ransom.CryptoTorLocker
ESET-NOD32 a variant of Win32/Filecoder.Q
APEX Malicious
TotalDefense Win32/Ransom.A!generic
Avast Win32:Malware-gen
ClamAV Win.Trojan.CryptoTorLocker2015-1
Kaspersky Trojan-Ransom.Win32.Xorist.ln
BitDefender Trojan.Ransom.AIG
NANO-Antivirus Trojan.Win32.Xorist.dxuuhl
SUPERAntiSpyware Ransom.FileCoder/Variant
Tencent Trojan.Win32.CryptoTorLocker2015.a
Ad-Aware Trojan.Ransom.AIG
Sophos Troj/Ransom-EY
Comodo TrojWare.Win32.Kryptik.ER@4o1ar2
BitDefenderTheta Gen:NN.ZexaF.34628.amGfa0LsTpdi
VIPRE Trojan.Win32.Ransom.fo (v)
TrendMicro Ransom_XORIST.SMA
McAfee-GW-Edition Ransom-FASZ!65B6F9D8ECFA
FireEye Generic.mg.8bc4598159d86847
Emsisoft Trojan.Ransom.AIG (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan/Xorist.dl
Webroot W32.Ransom.Xorist
Avira TR/Ransom.Xorist.EJ
eGambit Unsafe.AI_Score_99%
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Sorikrypt
Arcabit Trojan.Ransom.AIG
AegisLab Trojan.Win32.Xorist.lxle
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Win32.Trojan-Ransom.Xorist.D
TACHYON Trojan/W32.Xorist.12288
AhnLab-V3 Trojan/Win32.Xorist.R25524
Acronis suspicious
McAfee Artemis!8BC4598159D8
MAX malware (ai score=99)
VBA32 Hoax.Xorist
Malwarebytes Trojan.FileLock
Panda Trj/RansomXor.A
TrendMicro-HouseCall Ransom_XORIST.SMA
Rising Ransom.Sorikrypt!8.8822 (CLOUD)
Yandex Trojan.GenAsa!/o0pq2Faa4I
Ikarus Trojan-Ransom.Xorist
Fortinet W32/Xorist.DD8C!tr.ransom
AVG Win32:Malware-gen
Qihoo-360 Win32/Ransom.Xorist.HwsBEpsA

How to remove Trojan.Ransom.FO4 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 Trojan.Ransom.FO4 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 Trojan.Ransom.FO4 you can always ask me in the comments for getting help.

Sending
User Review
0 (0 votes)
Comments Rating 0 (0 reviews)

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.

Leave a Reply

Sending