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

What is PWS:Win32/Dun infection?

In this post you will certainly locate about the interpretation of PWS:Win32/Dun and also its negative impact on your computer. Such ransomware are a type of malware that is clarified by on-line frauds to require paying the ransom money by a sufferer.

GridinSoft Anti-Malware Review
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.
Gridinsoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | 10% Off Coupon
Subscribe to our Telegram channel to be the first to know about news and our exclusive materials on information security.

In the majority of the cases, PWS:Win32/Dun ransomware will instruct its sufferers to initiate funds move for the objective of counteracting the changes that the Trojan infection has introduced to the sufferer’s tool.

PWS:Win32/Dun Summary

These modifications can be as follows:

  • Reads data out of its own binary image;
  • Drops a binary and executes it;
  • Unconventionial language used in binary resources: Russian;
  • Sniffs keystrokes;
  • Deletes its original binary from disk;
  • Installs itself for autorun at Windows startup;
  • Creates a copy of itself;
  • Anomalous binary characteristics;
  • Ciphering the files situated on the target’s hard disk drive — so the target can no more use the data;
  • Preventing routine access to the sufferer’s workstation;

Related domains: Trojan.Ransom.Cerber.1 Trojan.Ransom.Cerber.1


One of the most typical networks where PWS:Win32/Dun Ransomware Trojans are injected are:

  • By means of phishing e-mails;
  • As a repercussion of customer winding up on a resource that hosts a harmful software;

As quickly as the Trojan is successfully injected, it will certainly either cipher the information on the victim’s computer or avoid the device from working in a proper fashion – while likewise placing a ransom note that points out the requirement for the victims to impact the payment for the objective of decrypting the files or bring back the file system back to the initial problem. In many circumstances, the ransom note will come up when the customer restarts the COMPUTER after the system has actually already been damaged.

PWS:Win32/Dun circulation channels.

In different edges of the globe, PWS:Win32/Dun grows by leaps and bounds. Nevertheless, the ransom money notes and methods of extorting the ransom money amount might differ depending on specific local (regional) setups. The ransom money notes and also tricks of extorting the ransom money amount might differ depending on specific neighborhood (local) setups.

Ransomware injection

As an example:

    Faulty informs concerning unlicensed software.

    In specific locations, the Trojans commonly wrongfully report having identified some unlicensed applications allowed on the sufferer’s tool. The sharp after that requires the customer to pay the ransom.

    Faulty statements about illegal material.

    In countries where software piracy is much less popular, this method is not as reliable for the cyber frauds. Additionally, the PWS:Win32/Dun popup alert might falsely claim to be stemming from a police institution and will certainly report having situated youngster porn or other illegal data on the tool.

    PWS:Win32/Dun popup alert might wrongly declare to be deriving from a law enforcement organization and also will report having located child porn or various other unlawful data on the device. The alert will similarly consist of a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: 62185A0D
md5: 122462442f0f89e42ed9bf9590a32724
name: 122462442F0F89E42ED9BF9590A32724.mlw
sha1: b80790c932fe21f44d2d1cda6c939972ae464607
sha256: d4578db56e1a435977b597a28ab892c8efc3bb3879d976e8865204f7354b74e1
sha512: e9d459b863dcc88c313d9c122ad2e41ff7c3b866716fefe131af409daef93782edf437dd8769ecdd454d0301a3dc740d682cdbba4c76ccc00d5daf25cf2d6969
ssdeep: 384:aWflhNf3EnXrbZhWC9dR9Nn9JtSlemwSlW+bqExr0Ka+OpAhJKziZ3:aA/Nf3I7bZEgR9Nn93gek+IoKa+OpuJF
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

PWS:Win32/Dun also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Password-Stealer ( 0055e3dc1 )
Lionic Trojan.Win32.Hooker.i!c
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Hooker.27
Cynet Malicious (score: 100)
CMC Generic.Win32.122462442f!MD
ALYac Trojan.Ransom.Cerber.1
Cylance Unsafe
Zillya Trojan.DUN.Win32.1
Alibaba TrojanPSW:Win32/Hooker.379a9429
K7GW Password-Stealer ( 0055e3dc1 )
Cybereason malicious.42f0f8
Cyren W32/Trojan.KSEA-2850
Symantec ML.Attribute.HighConfidence
Avast Win32:KeyHooker [Trj]
ClamAV Win.Trojan.Hooker-1
Kaspersky Trojan-PSW.Win32.Hooker.based
BitDefender Trojan.Ransom.Cerber.1
NANO-Antivirus Trojan.Win32.DUN.dgme
MicroWorld-eScan Trojan.Ransom.Cerber.1
Tencent Win32.Trojan-qqpass.Qqrob.Dume
Ad-Aware Trojan.Ransom.Cerber.1
Sophos Mal/Generic-R + Mal/Emogen-AA
Comodo TrojWare.Win32.PSW.DUN@2yrb
BitDefenderTheta AI:Packer.DAF764571A
VIPRE Trojan-PSW.Win32.Hooker.c
TrendMicro TROJ_SPNR.35DG13
McAfee-GW-Edition PWS-Hooker
Emsisoft Trojan.Ransom.Cerber.1 (B)
SentinelOne Static AI – Suspicious PE
Webroot W32.Infostealer.Gen
Avira TR/Funny.Hooker
Antiy-AVL Trojan/Generic.ASMalwS.8C2D4
Microsoft PWS:Win32/Dun
Arcabit Trojan.Ransom.Cerber.1
GData Trojan.Ransom.Cerber.1
TACHYON Trojan-PWS/W32.DUN.19847
Acronis suspicious
McAfee PWS-Hooker
MAX malware (ai score=100)
VBA32 TrojanPSW.Hooker
Panda Trojan Horse
TrendMicro-HouseCall TROJ_SPNR.35DG13
Rising Trojan.PSW.DUN.a (CLASSIC)
Yandex Trojan.PWS.Hooker!fiUyiCnMqzk
Ikarus Trojan.Win32.PSW
MaxSecure Trojan.Malware.856499.susgen
Fortinet W32/DUN.A!tr.pws
AVG Win32:KeyHooker [Trj]

How to remove PWS:Win32/Dun virus?

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 PWS:Win32/Dun 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 PWS:Win32/Dun you can always ask me in the comments for getting help.

User Review
0 (0 votes)
Comments Rating 0 (0 reviews)


  1. GridinSoft Anti-Malware Review from HowToFix site:
  2. More information about GridinSoft products:

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.

Leave a Reply