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

What is Trojan-Ransom.Win32.Blocker.kisn infection?

In this post you will certainly discover concerning the interpretation of Trojan-Ransom.Win32.Blocker.kisn as well as its unfavorable impact on your computer. Such ransomware are a form of malware that is clarified by on-line scams to require paying the ransom by a sufferer.

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In the majority of the cases, Trojan-Ransom.Win32.Blocker.kisn infection will certainly advise its sufferers to initiate funds move for the function of counteracting the amendments that the Trojan infection has presented to the sufferer’s device.

Trojan-Ransom.Win32.Blocker.kisn Summary

These modifications can be as adheres to:

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • 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 sufferer can no longer use the information;
  • Preventing regular accessibility to the victim’s workstation;


The most normal networks whereby Trojan-Ransom.Win32.Blocker.kisn Ransomware Trojans are infused 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 a repercussion of individual winding up on a source that hosts a destructive software;

As quickly as the Trojan is effectively injected, it will either cipher the information on the target’s computer or stop the device from operating in a proper way – while likewise positioning a ransom money note that discusses the requirement for the sufferers to effect the repayment for the function of decrypting the documents or restoring the documents system back to the first condition. In the majority of circumstances, the ransom money note will come up when the client restarts the PC after the system has actually already been damaged.

Trojan-Ransom.Win32.Blocker.kisn distribution channels.

In numerous edges of the world, Trojan-Ransom.Win32.Blocker.kisn expands by leaps as well as bounds. Nonetheless, the ransom money notes and methods of obtaining the ransom amount might vary relying on specific neighborhood (regional) setups. The ransom money notes as well as tricks of extorting the ransom quantity might vary depending on specific neighborhood (local) settings.

Ransomware injection

For instance:

    Faulty alerts regarding unlicensed software.

    In certain locations, the Trojans commonly wrongfully report having identified some unlicensed applications allowed on the victim’s gadget. The sharp then demands the customer to pay the ransom money.

    Faulty declarations regarding illegal content.

    In nations where software program piracy is less prominent, this approach is not as effective for the cyber fraudulences. Additionally, the Trojan-Ransom.Win32.Blocker.kisn popup alert might incorrectly claim to be deriving from a police establishment as well as will report having situated youngster pornography or other illegal information on the tool.

    Trojan-Ransom.Win32.Blocker.kisn popup alert may incorrectly assert to be obtaining from a legislation enforcement organization and will report having located youngster porn or other illegal information on the device. The alert will similarly include a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: A354961C
md5: 9e2f01ffdac8786e9338be9888d3ade7
name: 9E2F01FFDAC8786E9338BE9888D3ADE7.mlw
sha1: da4283674aaa3221f8c36df09cb1e8beabd7ad6f
sha256: 4bbb661310ba8caf4daa95011647e01e52b4074473a375f67179f9dfc65e2c2f
sha512: bdbd40b16c0ac5b2c409e335ceb8035e5ced41608ce3e2cf608dc293f5fe13ace7db80f6978d7b6c753ce462e4c02bb26e5a4e4f0636a82d20fbdab0da2dd618
ssdeep: 6144:cDKW1Lgbdl0TBBvjc/rjH2Lb6GfAhS3rWxORw9rkHx6D:Kh1Lk70Tnvjc/tGfAhHlr9
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: 2012 oBomgyv
Assembly Version:
InternalName: 1.exe
CompanyName: huGonbb
Comments: gLJqfzq RPX 1.3.4400.61
ProductName: DLXzTyW
FileDescription: RQgWZQp
OriginalFilename: 1.exe

Trojan-Ransom.Win32.Blocker.kisn also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Cynet Malicious (score: 100)
ALYac Trojan.GenericKD.30872638
Cylance Unsafe
Zillya Trojan.Blocker.Win32.41303
Sangfor Trojan.Win32.Agentudef.malware-gen
CrowdStrike win/malicious_confidence_80% (D)
Cybereason malicious.fdac87
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Kryptik.JB
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Blocker.kisn
BitDefender Trojan.GenericKD.30872638
NANO-Antivirus Trojan.Win32.Blocker.etrdtb
MicroWorld-eScan Trojan.GenericKD.30872638
Tencent Win32.Trojan.Blocker.Hupr
Ad-Aware Trojan.GenericKD.30872638
Sophos Mal/Generic-S (PUA)
BitDefenderTheta Gen:NN.ZexaF.34690.sq0@a0L5pqn
McAfee-GW-Edition BehavesLike.Win32.Generic.dc
Emsisoft Trojan.GenericKD.30872638 (B)
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1105316
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan/Generic.ASMalwS.224A2C4
Microsoft Backdoor:MSIL/Bladabindi!rfn
AegisLab Trojan.Win32.Blocker.4!c
GData Trojan.GenericKD.30872638
TACHYON Backdoor/W32.Xtreme.301056.C
AhnLab-V3 Trojan/Win32.Blocker.C2192120
Acronis suspicious
McAfee Artemis!9E2F01FFDAC8
MAX malware (ai score=97)
Malwarebytes MachineLearning/Anomalous.95%
Panda Trj/CI.A
Rising Ransom.Blocker!8.12A (CLOUD)
Yandex Trojan.Blocker!6qVssv7fLY0
Ikarus Trojan.MSIL.Spy
Fortinet MSIL/Kryptik.JB!tr
AVG Win32:Malware-gen

How to remove Trojan-Ransom.Win32.Blocker.kisn 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.Blocker.kisn 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.Blocker.kisn you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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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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