Trojan-Ransom.Win32.Encoder.kfz

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

What is Trojan-Ransom.Win32.Encoder.kfz infection?

In this article you will discover about the interpretation of Trojan-Ransom.Win32.Encoder.kfz and its negative influence on your computer system. Such ransomware are a form of malware that is specified by on the internet fraudulences to demand paying the ransom by a victim.

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In the majority of the instances, Trojan-Ransom.Win32.Encoder.kfz virus will instruct its sufferers to initiate funds move for the objective of reducing the effects of the modifications that the Trojan infection has presented to the sufferer’s device.

Trojan-Ransom.Win32.Encoder.kfz Summary

These modifications can be as follows:

  • 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.
  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • Attempts to connect to a dead IP:Port (14 unique times);
  • A process created a hidden window;
  • Performs some HTTP requests;
  • Uses Windows utilities for basic functionality;
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • Exhibits possible ransomware file modification behavior;
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents found on the sufferer’s hard drive — so the victim can no more make use of the information;
  • Preventing normal accessibility to the victim’s workstation;
Similar behavior
Related domains
www.youtube.com Win32/Ransom.Encoder.HwUBy6cA
www.bing.com Win32/Ransom.Encoder.HwUBy6cA
ocsp.pki.goog Win32/Ransom.Encoder.HwUBy6cA
i.ytimg.com Win32/Ransom.Encoder.HwUBy6cA
fonts.googleapis.com Win32/Ransom.Encoder.HwUBy6cA
fonts.gstatic.com Win32/Ransom.Encoder.HwUBy6cA
r6—sn-4g5edn7y.googlevideo.com Win32/Ransom.Encoder.HwUBy6cA
ssl.gstatic.com Win32/Ransom.Encoder.HwUBy6cA

Trojan-Ransom.Win32.Encoder.kfz

One of the most regular networks where Trojan-Ransom.Win32.Encoder.kfz Ransomware Trojans are infused are:

  • By ways of phishing e-mails;
  • As a repercussion of customer winding up on a resource that organizes a harmful software;

As quickly as the Trojan is successfully injected, it will either cipher the information on the sufferer’s PC or stop the gadget from working in a correct fashion – while also positioning a ransom note that mentions the requirement for the targets to effect the repayment for the objective of decrypting the files or recovering the data system back to the first problem. In many instances, the ransom money note will show up when the client reboots the COMPUTER after the system has actually already been harmed.

Trojan-Ransom.Win32.Encoder.kfz distribution channels.

In various edges of the world, Trojan-Ransom.Win32.Encoder.kfz grows by jumps and bounds. Nevertheless, the ransom money notes and also tricks of extorting the ransom amount may differ relying on certain neighborhood (local) setups. The ransom money notes as well as methods of extorting the ransom money quantity may vary depending on certain regional (regional) setups.

Ransomware injection

For example:

    Faulty informs concerning unlicensed software application.

    In particular locations, the Trojans commonly wrongfully report having found some unlicensed applications allowed on the victim’s tool. The alert then requires the customer to pay the ransom.

    Faulty statements about prohibited content.

    In countries where software program piracy is much less prominent, this technique is not as reliable for the cyber frauds. Alternatively, the Trojan-Ransom.Win32.Encoder.kfz popup alert might wrongly assert to be stemming from a law enforcement establishment and will certainly report having situated youngster pornography or other illegal data on the tool.

    Trojan-Ransom.Win32.Encoder.kfz popup alert might wrongly claim to be deriving from a law enforcement organization and also will certainly report having situated child pornography or various other prohibited information on the gadget. The alert will in a similar way include a requirement for the individual to pay the ransom.

Technical details

File Info:

crc32: 3AA518A3
md5: 4d392d4f89ef01f19afd9567291d0a84
name: 4D392D4F89EF01F19AFD9567291D0A84.mlw
sha1: 7aa3e81d9d9dcea63ba820e8c7958f5987702a91
sha256: cf1053b05b217b8f295f1f03dd6cdbba7e80217164c5c1fc84343e58be300dbf
sha512: 770599f5a123e9d02bd3611554089fb9799b6942ba09d92cf54538d4be5d425bf7571ddafa37679a5088e65368bcd94da0d6af9dbdac8ac7abbc7f7b264a8c5a
ssdeep: 1536:T7fPGykbOqjoHm4pICdfkLtAfupcWX50MxFY+yIOlnToIfhxQp:Pq6+ouCpk2mpcWJ0r+QNTBfhap
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan-Ransom.Win32.Encoder.kfz also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.CerezoAgentHAD.Trojan
Elastic malicious (high confidence)
FireEye Generic.mg.4d392d4f89ef01f1
Qihoo-360 Win32/Ransom.Encoder.HwUBy6cA
AegisLab Trojan.Win32.Tiny.trFe
Sangfor Trojan.Win32.Save.a
Cybereason malicious.d9d9dc
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast FileRepMalware
Kaspersky Trojan-Ransom.Win32.Encoder.kfz
NANO-Antivirus Trojan.Win32.DelAll.gagnzn
Rising Ransom.Encoder!8.FFD4 (CLOUD)
Zillya Tool.Lazagne.Win32.102
McAfee-GW-Edition BehavesLike.Win32.Generic.nh
Sophos ML/PE-A
Ikarus Trojan.MSIL.KillProc
Jiangmin Trojan.PowerShell.bj
Antiy-AVL Trojan/Win32.Tiggre
Microsoft Trojan:Script/Phonzy.A!ml
ZoneAlarm Trojan-Ransom.Win32.Encoder.kfz
Cynet Malicious (score: 100)
McAfee Artemis!4D392D4F89EF
Malwarebytes Malware.Heuristic.1008
Panda Trj/Genetic.gen
Zoner Trojan.Win32.85523
eGambit Unsafe.AI_Score_80%
Fortinet Malicious_Behavior.SB
AVG FileRepMalware
Paloalto generic.ml
CrowdStrike win/malicious_confidence_80% (W)
MaxSecure Trojan.Malware.107514947.susgen

How to remove Trojan-Ransom.Win32.Encoder.kfz virus?

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-Ransom.Win32.Encoder.kfz 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-Ransom.Win32.Encoder.kfz 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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