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

What is Malware.AI.662393883 infection?

In this post you will certainly locate about the definition of Malware.AI.662393883 and also its adverse influence on your computer system. Such ransomware are a kind of malware that is clarified by on-line fraudulences to demand paying the ransom by a sufferer.

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In the majority of the instances, Malware.AI.662393883 infection will advise its victims to launch funds move for the function of neutralizing the changes that the Trojan infection has presented to the target’s gadget.

Malware.AI.662393883 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.
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • A process created a hidden window;
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • Unconventionial language used in binary resources: Portuguese;
  • Uses Windows utilities for basic functionality;
  • Attempts to remove evidence of file being downloaded from the Internet;
  • Attempts to delete volume shadow copies;
  • Exhibits behavior characteristic of Alphacrypt/Teslacrypt ransomware;
  • 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
  • Writes a potential ransom message to disk;
  • 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;
  • Creates a copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the records located on the target’s hard drive — so the victim can no more use the data;
  • Preventing routine access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains Ransom.Locky.S7 Ransom.Locky.S7 Ransom.Locky.S7 Ransom.Locky.S7 Ransom.Locky.S7 Ransom.Locky.S7 Ransom.Locky.S7


One of the most normal channels where Malware.AI.662393883 Ransomware 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 ending up on a resource that holds a destructive software program;

As soon as the Trojan is effectively injected, it will certainly either cipher the data on the victim’s PC or protect against the gadget from working in a correct manner – while additionally putting a ransom money note that discusses the demand for the sufferers to impact the payment for the function of decrypting the records or recovering the documents system back to the preliminary condition. In most circumstances, the ransom note will certainly come up when the client reboots the COMPUTER after the system has actually currently been damaged.

Malware.AI.662393883 circulation networks.

In numerous corners of the world, Malware.AI.662393883 grows by leaps and also bounds. However, the ransom money notes and tricks of extorting the ransom quantity may vary depending on certain local (local) settings. The ransom notes as well as tricks of extorting the ransom quantity may differ depending on particular neighborhood (local) settings.

Ransomware injection

As an example:

    Faulty informs concerning unlicensed software program.

    In specific locations, the Trojans typically wrongfully report having actually found some unlicensed applications allowed on the victim’s device. The alert then requires the user to pay the ransom money.

    Faulty declarations regarding illegal web content.

    In nations where software piracy is less prominent, this method is not as efficient for the cyber scams. Alternatively, the Malware.AI.662393883 popup alert may wrongly declare to be deriving from a law enforcement establishment as well as will report having situated kid porn or other prohibited data on the gadget.

    Malware.AI.662393883 popup alert might wrongly assert to be deriving from a legislation enforcement organization and also will certainly report having situated youngster porn or various other illegal data on the device. The alert will similarly have a need for the customer to pay the ransom.

Technical details

File Info:

crc32: A9FF9FA7
md5: 2f20dcd1c62e9477e10c145a9a21e690
name: 2F20DCD1C62E9477E10C145A9A21E690.mlw
sha1: 896300925cefb7ef9eee180b4e431e0def518c4c
sha256: 8a9b6e578aaa57ae3d12482ba42755cc016ba2d0fad755b8ec93be66fb7b6d10
sha512: 9108e70ba973b6d041d242cac3970e4b0bf21bd21031c44ab5d78799e8eef0252ba1e81a6e01295acf4a61042435f05014f41a5c2231aafc0183c145d2ce0ba7
ssdeep: 6144:MFOIOkzJ7hZ3K0Y1AfnaWiunxovhGpY6WwUEGkDSeLA8BlJ:gOLiJVZ6C/aWiuxo5Ga6W0vSl8Z
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright xa9 2005-2006 Oleg N. Scherbakov
InternalName: SOFT-CD Pack
FileVersion: 1, 1, 0, 516
PrivateBuild: December 27, 2006
ProductName: 7ZSfxNew
ProductVersion: 1, 1, 0, 516
FileDescription: SOFT-CD Pack
OriginalFilename: 7ZSfxNew.exe
Translation: 0x0409 0x04b0

Malware.AI.662393883 also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Lethic.Gen.14
CAT-QuickHeal Ransom.Locky.S7
ALYac Trojan.Lethic.Gen.14
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.Generic.miet
Sangfor Trojan.Win32.Save.a
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Trojan.Lethic.Gen.14
K7GW Riskware ( 0040eff71 )
Cybereason malicious.1c62e9
BitDefenderTheta Gen:NN.ZexaF.34590.BC0@a4h9OhaS
Cyren W32/Rovnix.C.gen!Eldorado
Symantec Ransom.TeslaCrypt
Baidu Win32.Trojan.Kryptik.vz
APEX Malicious
Avast Win32:Mutex-A [Trj]
ClamAV Win.Ransomware.Teslacrypt-6829884-0
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba Trojan:Win32/Kryptik.fe892d27
NANO-Antivirus Trojan.Win32.Encoder.eaxqii
ViRobot Trojan.Win32.R.Agent.442368.M
Rising Ransom.Tescrypt!8.3AF (CLOUD)
Ad-Aware Trojan.Lethic.Gen.14
Sophos Mal/Wonton-CB
Comodo TrojWare.Win32.Droma.EQJ@6b1t5k
F-Secure Heuristic.HEUR/AGEN.1123184
DrWeb Trojan.Encoder.4124
Zillya Trojan.Bitman.Win32.1404
TrendMicro Ransom_HPCRYPTESLA.SM1
Emsisoft Trojan.Lethic.Gen.14 (B)
Ikarus Trojan-Ransom.TeslaCrypt
Jiangmin Trojan.Generic.uisx
Avira HEUR/AGEN.1123184
Antiy-AVL Trojan/Win32.AGeneric
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Tescrypt!rfn
Arcabit Trojan.Lethic.Gen.14
SUPERAntiSpyware Ransom.TeslaCrypt/Variant
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Trojan.Lethic.Gen.14
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Teslacrypt.R176276
Acronis suspicious
McAfee Ransomware-FGI!2F20DCD1C62E
MAX malware (ai score=86)
VBA32 Trojan.Encoder
Malwarebytes Malware.AI.662393883
Panda Trj/Genetic.gen
ESET-NOD32 a variant of Win32/Kryptik.EQWG
TrendMicro-HouseCall Ransom_HPCRYPTESLA.SM1
Tencent Trojan.Win32.Kryptik.vza
Yandex Trojan.Agent!kDkLDRG+wB4
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_99%
Fortinet W32/Kryptik.FXWS!tr
Webroot W32.Rogue.Gen
AVG Win32:Mutex-A [Trj]
CrowdStrike win/malicious_confidence_100% (D)
Qihoo-360 HEUR/QVM41.2.Malware.Gen

How to remove Malware.AI.662393883 ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

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 Malware.AI.662393883 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Malware.AI.662393883 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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