VirTool:Win32/Obfuscator.EK

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

What is VirTool:Win32/Obfuscator.EK infection?

In this post you will discover about the meaning of VirTool:Win32/Obfuscator.EK and also its negative impact on your computer. Such ransomware are a kind of malware that is elaborated by on-line fraudulences to demand paying the ransom by a target.

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Most of the situations, VirTool:Win32/Obfuscator.EK ransomware will advise its targets to launch funds move for the function of reducing the effects of the modifications that the Trojan infection has actually introduced to the victim’s device.

VirTool:Win32/Obfuscator.EK Summary

These alterations 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.
  • 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.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers located on the sufferer’s hard drive — so the target can no longer use the information;
  • Preventing regular access 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.

VirTool:Win32/Obfuscator.EK

The most typical channels through which VirTool:Win32/Obfuscator.EK Ransomware Trojans are infused are:

  • By ways of phishing e-mails;
  • As a consequence of individual ending up on a resource that organizes a harmful software program;

As soon as the Trojan is effectively injected, it will certainly either cipher the data on the victim’s PC or stop the gadget from working in a proper fashion – while likewise positioning a ransom money note that states the demand for the victims to effect the settlement for the objective of decrypting the files or recovering the data system back to the initial problem. In most circumstances, the ransom money note will certainly come up when the customer restarts the COMPUTER after the system has actually currently been damaged.

VirTool:Win32/Obfuscator.EK circulation channels.

In different edges of the world, VirTool:Win32/Obfuscator.EK grows by jumps as well as bounds. Nevertheless, the ransom money notes as well as techniques of extorting the ransom money quantity may vary depending upon certain neighborhood (local) setups. The ransom money notes and techniques of extorting the ransom money quantity may differ depending on specific regional (regional) settings.

Ransomware injection

As an example:

    Faulty alerts about unlicensed software application.

    In particular locations, the Trojans usually wrongfully report having actually detected some unlicensed applications allowed on the sufferer’s device. The alert after that demands the customer to pay the ransom.

    Faulty declarations concerning prohibited web content.

    In nations where software program piracy is less prominent, this method is not as reliable for the cyber fraudulences. Alternatively, the VirTool:Win32/Obfuscator.EK popup alert might incorrectly declare to be deriving from a law enforcement institution and also will report having situated youngster pornography or other unlawful data on the device.

    VirTool:Win32/Obfuscator.EK popup alert might wrongly claim to be obtaining from a regulation enforcement organization and will certainly report having situated child pornography or various other prohibited data on the tool. The alert will likewise have a need for the individual to pay the ransom.

Technical details

File Info:

crc32: B5B26067
md5: e886808d3e13c73d29db441f3b694208
name: E886808D3E13C73D29DB441F3B694208.mlw
sha1: 088588b0a642a1cef91e25307148bc9ed7780018
sha256: de5bc658640e7a16b0be17234bc2cddef6fa96b0172d001642e90183bdcb9e65
sha512: 1b45e5dd6b1bf1a6678e3ce382d7642651f8fff81174405616cbfadba204fde3456e49ffb9287f141b22ba34e00dd3b0652630f539721482ffa8241af8bcedc1
ssdeep: 12288:L1PWDSo9px9Pw7x7glxjGIhtnyMQ2+lQGbyfLFjkAMdT:K9Jo9glxF7yMQ28QxLRkAM
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

VirTool:Win32/Obfuscator.EK also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 0054e4141 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
ALYac Trojan.GenericKD.46061393
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Malware:Win32/km_28f0ee.None
K7GW Trojan ( 0054e4141 )
Cybereason malicious.0a642a
Cyren W32/Troj_Obfusc.Z.gen!Eldorado
Symantec Bloodhound.Morphine
ESET-NOD32 a variant of Win32/Packed.GHFProtector.A suspicious
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Trojan.Packed-85
Kaspersky VHO:Backdoor.Win32.Convagent.gen
BitDefender Trojan.GenericKD.46061393
MicroWorld-eScan Trojan.GenericKD.46061393
Tencent Win32.Adware.Generic.Alik
Ad-Aware Trojan.GenericKD.46061393
Sophos ML/PE-A + Mal/EncPk-ZE
Comodo TrojWare.Win32.PkdMorphine.~AN@1l4q0o
BitDefenderTheta AI:Packer.B04F28931F
VIPRE Packer.Morphine.Gen (v)
TrendMicro Cryp_Morphine
McAfee-GW-Edition BehavesLike.Win32.VirRansom.hc
FireEye Generic.mg.e886808d3e13c73d
Emsisoft Trojan.GenericKD.46061393 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Packed.Morphine.a
Avira TR/Crypt.Morphine.Gen
eGambit Unsafe.AI_Score_99%
Microsoft VirTool:Win32/Obfuscator.EK
Arcabit Trojan.Generic.D2BED751
AegisLab Trojan.Win32.Convagent.m!c
ZoneAlarm Packed.Multi.SuspiciousPacker.gen
GData Trojan.GenericKD.46061393
Acronis suspicious
McAfee Artemis!E886808D3E13
MAX malware (ai score=82)
Malwarebytes Malware.Heuristic.1001
Panda Trj/GdSda.A
TrendMicro-HouseCall Cryp_Morphine
Yandex Packed/Morphine
Ikarus Backdoor.Win32.Rbot
Fortinet Adware/Generic
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Trojan.Obfuscated.HxMBepsA

How to remove VirTool:Win32/Obfuscator.EK 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 VirTool:Win32/Obfuscator.EK 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 VirTool:Win32/Obfuscator.EK 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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