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

What is Worm:Win32/Aicat.A!ml infection?

In this article you will find regarding the interpretation of Worm:Win32/Aicat.A!ml and its unfavorable influence on your computer system. Such ransomware are a kind of malware that is elaborated by on the internet frauds to demand paying the ransom money by a sufferer.

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In the majority of the situations, Worm:Win32/Aicat.A!ml virus will certainly instruct its victims to start funds move for the function of neutralizing the amendments that the Trojan infection has presented to the victim’s tool.

Worm:Win32/Aicat.A!ml Summary

These adjustments can be as complies with:

  • Attempts to connect to a dead IP:Port (1 unique times);
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses Windows utilities for basic functionality;
  • 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
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers found on the target’s hard disk drive — so the target can no more utilize the information;
  • Preventing regular accessibility to the target’s workstation;


One of the most normal channels where Worm:Win32/Aicat.A!ml Trojans are infused are:

  • By means of phishing e-mails;
  • As a consequence of customer winding up on a resource that organizes a destructive software program;

As soon as the Trojan is successfully injected, it will either cipher the information on the sufferer’s PC or prevent the tool from functioning in a proper manner – while likewise putting a ransom note that discusses the requirement for the victims to impact the settlement for the purpose of decrypting the records or recovering the file system back to the initial problem. In many instances, the ransom money note will come up when the client reboots the COMPUTER after the system has currently been harmed.

Worm:Win32/Aicat.A!ml circulation channels.

In various edges of the globe, Worm:Win32/Aicat.A!ml grows by leaps and bounds. Nonetheless, the ransom notes and also tricks of extorting the ransom quantity may vary depending upon specific local (local) setups. The ransom money notes and tricks of extorting the ransom quantity may vary depending on particular regional (regional) setups.

Ransomware injection

As an example:

    Faulty signals about unlicensed software program.

    In particular locations, the Trojans often wrongfully report having found some unlicensed applications allowed on the target’s device. The sharp after that requires the individual to pay the ransom money.

    Faulty statements about unlawful web content.

    In nations where software piracy is less preferred, this approach is not as reliable for the cyber frauds. Additionally, the Worm:Win32/Aicat.A!ml popup alert may wrongly assert to be deriving from a law enforcement establishment and will certainly report having situated child pornography or other illegal information on the tool.

    Worm:Win32/Aicat.A!ml popup alert might incorrectly assert to be acquiring from a law enforcement institution and will certainly report having located child porn or other unlawful information on the device. The alert will in a similar way contain a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: FAD5E5E8
md5: 7efb5443cc7fbb148a1992b42a1b284c
name: 7EFB5443CC7FBB148A1992B42A1B284C.mlw
sha1: bddac1f2c2315d36f782be1e0680cb20e073dca0
sha256: 493e9bc018c2e6ab46c0bfcf7e68b419eca8fdb0575e279912748b4bb12849fb
sha512: 71a8bb327eed795bbc7a908c0775c110f9803404f7671884b3bc34096e427503848e9f447486c9997abb781b8c90af5b0ec03b8c0111bc7b0357be8939ceaf3d
ssdeep: 3072:JJtAmUj5Angq5Qp+mztez/NoUIB4tYlO2TyQ79u4mXdjrkMVOS6qk3gjLUVgAIc:9leIg8KgzIY2ejBXdjIhXqk3gj4XvDA
type: PE32 executable (console) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2018
InternalName: ClientVP.exe
CompanyName: YouTube Italia
ProductName: Youtube&Samsung
FileDescription: YouTube Italia
OriginalFilename: Samsung S9.jpg
Translation: 0x0410 0x04b0

Worm:Win32/Aicat.A!ml also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan-Downloader ( 0052ebbe1 )
Cynet Malicious (score: 100)
ALYac Trojan.GenericKD.30557743
Cylance Unsafe
Sangfor Ransom.Win32.Blocker.kyfo
K7GW Trojan-Downloader ( 0052ebbe1 )
Cybereason malicious.3cc7fb
Symantec Trojan Horse
ESET-NOD32 a variant of Win32/TrojanDownloader.Agent.DXQ
APEX Malicious
Avast FileRepMalware
Kaspersky Trojan-Ransom.Win32.Blocker.kyfo
BitDefender Trojan.GenericKD.30557743
NANO-Antivirus Trojan.Win32.Blocker.fagwzo
MicroWorld-eScan Trojan.GenericKD.30557743
Tencent Win32.Trojan.Blocker.Anqh
Ad-Aware Trojan.GenericKD.30557743
Sophos Mal/Generic-S
Comodo Malware@#2250p291q3kjg
BitDefenderTheta Gen:NN.ZexaF.34692.ky0@a4mq0DpO
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Generic.cc
FireEye Generic.mg.7efb5443cc7fbb14
Emsisoft Trojan.GenericKD.30557743 (B)
Jiangmin TrojanDownloader.Generic.axax
Webroot W32.Trojan.GenKD
Avira TR/Blocker.dbiga
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan/Generic.ASMalwS.2545979
Microsoft Worm:Win32/Aicat.A!ml
AegisLab Trojan.Win32.Blocker.j!c
GData Trojan.GenericKD.30557743
TACHYON Ransom/W32.Blocker.171008.H
McAfee Artemis!7EFB5443CC7F
MAX malware (ai score=95)
VBA32 BScope.TrojanRansom.Blocker
Panda Trj/GdSda.A
Rising Ransom.Blocker!8.12A (CLOUD)
Ikarus Win32.SuspectCrc
Fortinet W32/Blocker.KYFO!tr
AVG FileRepMalware
Paloalto generic.ml

How to remove Worm:Win32/Aicat.A!ml 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 Worm:Win32/Aicat.A!ml 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 Worm:Win32/Aicat.A!ml you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
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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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