Written by Robert Bailey

What is PUA:Win32/Puasson.A!ml infection?

In this short article you will locate about the interpretation of PUA:Win32/Puasson.A!ml as well as its adverse effect on your computer system. Such ransomware are a form of malware that is elaborated by on the internet fraudulences to require paying the ransom by a victim.

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It is better to prevent, than repair and repent!

When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
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In the majority of the instances, PUA:Win32/Puasson.A!ml infection will certainly instruct its targets to start funds transfer for the function of neutralizing the amendments that the Trojan infection has introduced to the sufferer’s gadget.

PUA:Win32/Puasson.A!ml Summary

These alterations can be as follows:

  • Presents an Authenticode digital signature;
  • 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.
  • Expresses interest in specific running processes;
  • 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.

  • Unconventionial binary language: Chinese (Simplified);
  • 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records found on the target’s disk drive — so the victim can no longer use the data;
  • Preventing normal accessibility 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.
Similar behavior
Related domains
soft.6789.net Win.Ransomware.Megacortex-7093888-0


The most regular networks through which PUA:Win32/Puasson.A!ml Trojans are injected are:

  • By ways of phishing emails;
  • As an effect of customer winding up on a source that hosts a destructive software application;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the data on the sufferer’s PC or prevent the device from operating in a proper manner – while likewise putting a ransom money note that states the need for the targets to effect the settlement for the objective of decrypting the records or recovering the data system back to the initial condition. In most instances, the ransom money note will come up when the customer restarts the PC after the system has already been damaged.

PUA:Win32/Puasson.A!ml circulation channels.

In numerous edges of the world, PUA:Win32/Puasson.A!ml expands by jumps and also bounds. However, the ransom money notes and techniques of extorting the ransom amount may differ depending on specific local (regional) setups. The ransom notes as well as tricks of extorting the ransom quantity might differ depending on particular local (regional) setups.

Ransomware injection

As an example:

    Faulty signals about unlicensed software application.

    In certain locations, the Trojans typically wrongfully report having detected some unlicensed applications made it possible for on the victim’s gadget. The alert after that requires the customer to pay the ransom.

    Faulty statements concerning illegal web content.

    In countries where software program piracy is much less prominent, this method is not as effective for the cyber frauds. Alternatively, the PUA:Win32/Puasson.A!ml popup alert might incorrectly declare to be originating from a police institution and will report having located youngster porn or other illegal information on the device.

    PUA:Win32/Puasson.A!ml popup alert may wrongly claim to be obtaining from a legislation enforcement establishment and will report having located kid porn or other illegal data on the tool. The alert will likewise have a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 572745F7
md5: 314bc54acf5d3eac83b56e0367727436
name: 6789zip_112.exe
sha1: e71d2ce449ca39fee7a540d772fd36056a021e87
sha256: fb5091b13888091de3557d9dfdcc21994d29e349715864cee669b76133fa3d90
sha512: b7143d4f8d0712ae22289525db964f679b96741424a9c093a407b1587d8f509c45975383a462ebd4b5c17b262521bf479729aa9ffb59cabd5ad2100aa2a027a4
ssdeep: 98304:RwyFKXui7zzl/b/0TaV3gRhITUXBVzStwne1Z7GH8E1:RwyEeuzlD/eadgRhI0BVzStwne1Z7o
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (c) 2019 x98cex5c1ax4e91x8d77x6587x5316x4f20x5a92xff08x5317x4eacxff09x6709x9650x516cx53f8
CompanyName: x98cex5c1ax4e91x8d77x6587x5316x4f20x5a92xff08x5317x4eacxff09x6709x9650x516cx53f8
ProductName: 6789x538bx7f29
FileDescription: 6789x538bx7f29
Translation: 0x0804 0x03a8

PUA:Win32/Puasson.A!ml also known as:

GridinSoft Trojan.Ransom.Gen
McAfee Artemis!314BC54ACF5D
AegisLab Trojan.Win32.Generic.4!c
ClamAV Win.Ransomware.Megacortex-7093888-0
Kaspersky HEUR:Trojan.Win32.Generic
Rising Adware.Agent!1.BDB7 (CLASSIC)
Sophos Generic PUA OH (PUA)
Baidu Win32.Trojan.Kryptik.aun
Zillya Trojan.Generic.Win32.941964
McAfee-GW-Edition Artemis
Webroot W32.Rogue.Gen
Microsoft PUA:Win32/Puasson.A!ml
ZoneAlarm HEUR:Trojan.Win32.Generic
VBA32 BScope.Adware.LightSee
Cylance Unsafe
ESET-NOD32 a variant of Win32/CloudNotePad.A potentially unwanted
eGambit Unsafe.AI_Score_55%
CrowdStrike win/malicious_confidence_60% (W)

How to remove PUA:Win32/Puasson.A!ml 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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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 PUA:Win32/Puasson.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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove PUA:Win32/Puasson.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/
  2. More information about GridinSoft products: https://gridinsoft.com/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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