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

What is Backdoor:Win32/Zegost.KM!MTB infection?

In this article you will certainly locate about the definition of Backdoor:Win32/Zegost.KM!MTB and also its unfavorable effect 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 victim.

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Most of the cases, Backdoor:Win32/Zegost.KM!MTB ransomware will instruct its sufferers to start funds move for the function of reducing the effects of the amendments that the Trojan infection has introduced to the sufferer’s device.

Backdoor:Win32/Zegost.KM!MTB Summary

These alterations can be as follows:

  • Unconventionial language used in binary resources: Chinese (Simplified);
  • 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 likely packed with VMProtect;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files located on the victim’s hard drive — so the victim can no longer make use of the information;
  • Preventing routine 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.


One of the most typical networks through which Backdoor:Win32/Zegost.KM!MTB Trojans are injected are:

  • By means of phishing emails;
  • As a consequence of customer ending up on a resource that hosts a harmful software program;

As quickly as the Trojan is effectively infused, it will certainly either cipher the data on the sufferer’s computer or stop the device from operating in a correct manner – while additionally placing a ransom note that mentions the need for the victims to impact the payment for the objective of decrypting the files or recovering the file system back to the preliminary condition. In a lot of instances, the ransom note will turn up when the client restarts the COMPUTER after the system has actually already been harmed.

Backdoor:Win32/Zegost.KM!MTB circulation channels.

In different edges of the globe, Backdoor:Win32/Zegost.KM!MTB grows by jumps and bounds. However, the ransom money notes and techniques of extorting the ransom money amount might vary depending upon particular neighborhood (local) settings. The ransom money notes and also methods of obtaining the ransom money amount may differ depending on certain local (local) settings.

Ransomware injection

For instance:

    Faulty signals regarding unlicensed software.

    In particular locations, the Trojans frequently wrongfully report having actually identified some unlicensed applications allowed on the victim’s device. The alert after that demands the user to pay the ransom money.

    Faulty declarations concerning unlawful content.

    In countries where software application piracy is much less popular, this technique is not as efficient for the cyber fraudulences. Conversely, the Backdoor:Win32/Zegost.KM!MTB popup alert might wrongly declare to be originating from a law enforcement establishment as well as will report having located youngster porn or other unlawful information on the gadget.

    Backdoor:Win32/Zegost.KM!MTB popup alert might falsely declare to be obtaining from a legislation enforcement institution and also will certainly report having located child porn or various other prohibited data on the gadget. The alert will likewise have a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: 07F6DC54
md5: 99016e780758b039d29ff6cf6c9b9595
name: 99016E780758B039D29FF6CF6C9B9595.mlw
sha1: 58c29c10f7fc270677c7c95889c01ef27366f1d9
sha256: 5b318a71a891d9f64fff9de8dc4868c9d1e563701a8272a6b281f295c7bdd43d
sha512: a0463eac3e54d26d3b47e3569c05bd86a781b365f55dac99a517664745f0b1731be5c491b45be772d35964a31f5e461789374f4fa441d8c2b3d58159fd8f695e
ssdeep: 98304:ibGv8cwVaMnMU14uHzzfkinJTrZp1JYUAQR:iCviVaiauTzcinRVN
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Backdoor:Win32/Zegost.KM!MTB also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Adware ( 004b8e1b1 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
ALYac Trojan.GenericKD.36734617
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (W)
K7GW Adware ( 004b8e1b1 )
Cybereason malicious.0f7fc2
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/FlyStudio.Packed.AE potentially unwanted
APEX Malicious
Avast Win32:Malware-gen
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.GenericKD.36734617
MicroWorld-eScan Trojan.GenericKD.36734617
Ad-Aware Trojan.GenericKD.36734617
Sophos Generic PUA FI (PUA)
Comodo TrojWare.Win32.Agent.ISVQ@5mbonp
BitDefenderTheta Gen:NN.ZexaF.34678.hBW@a0apHpcb
McAfee-GW-Edition BehavesLike.Win32.Generic.wc
Emsisoft Trojan.GenericKD.36734617 (B)
SentinelOne Static AI – Suspicious PE
eGambit Unsafe.AI_Score_100%
Microsoft Backdoor:Win32/Zegost.KM!MTB
Arcabit Trojan.Generic.D2308699
AegisLab Trojan.Win32.Generic.4!c
GData Trojan.GenericKD.36734617
AhnLab-V3 Packed/Win32.Vmpbad.C115613
Acronis suspicious
McAfee Artemis!99016E780758
MAX malware (ai score=86)
Rising Trojan.Generic!8.C3 (CLOUD)
MaxSecure Trojan.Malware.300983.susgen
Fortinet Riskware/FlyStudio_Packed
AVG Win32:Malware-gen
Qihoo-360 Win32/Ransom.WannaCry.GgIASS8A

How to remove Backdoor:Win32/Zegost.KM!MTB 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 Backdoor:Win32/Zegost.KM!MTB 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 Backdoor:Win32/Zegost.KM!MTB you can always ask me in the comments for getting help.

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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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