What is Win32/Dewnad.AM infection?

In this short article you will certainly discover about the interpretation of Win32/Dewnad.AM and its adverse effect on your computer. Such ransomware are a form of malware that is clarified by online fraudulences to demand paying the ransom by a target.

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Most of the cases, Win32/Dewnad.AM ransomware will advise its victims to initiate funds move for the objective of reducing the effects of the amendments that the Trojan infection has actually presented to the sufferer’s tool.

Win32/Dewnad.AM Summary

These adjustments can be as follows:

  • A process attempted to delay the analysis task.;
  • 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.
  • 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
  • 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.
  • Likely virus infection of existing system binary;
  • Creates a copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records found on the victim’s disk drive — so the victim can no longer make use of the data;
  • Preventing regular accessibility to the target’s workstation;


One of the most normal channels through which Win32/Dewnad.AM Trojans are injected are:

  • By methods of phishing emails;
  • As a consequence of individual ending up on a resource that organizes a harmful software application;

As quickly as the Trojan is successfully injected, it will either cipher the information on the victim’s computer or protect against the device from working in a correct fashion – while also putting a ransom note that discusses the need for the sufferers to effect the payment for the objective of decrypting the documents or bring back the file system back to the first problem. In most instances, the ransom note will certainly come up when the client restarts the COMPUTER after the system has currently been damaged.

Win32/Dewnad.AM circulation networks.

In different edges of the world, Win32/Dewnad.AM grows by leaps and bounds. Nonetheless, the ransom money notes as well as methods of extorting the ransom quantity might differ relying on certain neighborhood (regional) settings. The ransom notes as well as tricks of obtaining the ransom quantity may differ depending on particular regional (regional) setups.

Ransomware injection

For instance:

    Faulty alerts concerning unlicensed software application.

    In certain locations, the Trojans frequently wrongfully report having spotted some unlicensed applications enabled on the victim’s gadget. The alert then requires the customer to pay the ransom money.

    Faulty declarations concerning unlawful web content.

    In countries where software piracy is much less popular, this method is not as effective for the cyber scams. Conversely, the Win32/Dewnad.AM popup alert might incorrectly assert to be originating from a police establishment as well as will certainly report having situated youngster pornography or various other illegal information on the device.

    Win32/Dewnad.AM popup alert might incorrectly declare to be acquiring from a regulation enforcement institution and will certainly report having situated kid pornography or various other prohibited data on the device. The alert will likewise consist of a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: 1AAC806E
md5: 2e5b4befb3557e9ce0086a57d4f82740
name: 2E5B4BEFB3557E9CE0086A57D4F82740.mlw
sha1: 4d714623d9f375449f3f810563a2c11c382096a4
sha256: 9decd14756b1afccedfee705ac2862c246ea79399a49f125cac445f10488bf21
sha512: 0d30e7fc0812228a707b755d5310302e95a1e9e3941eb1d6fc14ac1e2f3ef14035ca0a489f45ebfba6e0e6f7a4aab5fd54b1e87cf8dce295758950f45e1e6b11
ssdeep: 1536:d0Ay0rphrqPivg8OQGlJEnVMi+a7/cRgEJuNgjM+tKh:dKIphmKvgblinVMmKHpjM+tK
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Dewnad.AM also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 000d4ce71 )
Elastic malicious (high confidence)
DrWeb BackDoor.IRC.Bot.1082
Cynet Malicious (score: 100)
ALYac Dropped:Generic.Malware.GJSFg.7733AEFE
Cylance Unsafe
Zillya Worm.Dewnad.Win32.31
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Worm:Win32/Fsysna.19ab3eed
K7GW Trojan ( 000d4ce71 )
Cybereason malicious.fb3557
Cyren W32/Heuristic-257!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Dewnad.AM
APEX Malicious
Avast Win32:AutoRun-BHW [Wrm]
Kaspersky Trojan.Win32.Fsysna.dhgl
BitDefender Dropped:Generic.Malware.GJSFg.7733AEFE
NANO-Antivirus Trojan.Win32.Delphi.cjbyu
MicroWorld-eScan Dropped:Generic.Malware.GJSFg.7733AEFE
Tencent Win32.Trojan.Fsysna.Htct
Ad-Aware Dropped:Generic.Malware.GJSFg.7733AEFE
Sophos ML/PE-A + Mal/Emogen-Z
Comodo Malware@#r309tlgqt4u2
F-Secure Trojan.TR/Dldr.Delphi.Gen
BitDefenderTheta AI:Packer.FB7F021821
VIPRE Trojan.Win32.Ircbot!cobra (v)
TrendMicro Mal_Neb-2
McAfee-GW-Edition BehavesLike.Win32.Sytro.lm
Emsisoft Dropped:Generic.Malware.GJSFg.7733AEFE (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan/Generic.endt
Webroot W32.Malware.Gen
Avira TR/Dldr.Delphi.Gen
Microsoft Ransom:Win32/Cobra
Arcabit Generic.Malware.GJSFg.D1E35AEFE
AegisLab Trojan.Win32.Generic.lFCx
ZoneAlarm Trojan.Win32.Fsysna.dhgl
GData Dropped:Generic.Malware.GJSFg.7733AEFE
TACHYON Trojan/W32.DP-Fsysna.78848
AhnLab-V3 Trojan/Win32.RL_Fsysna.R337861
McAfee Artemis!2E5B4BEFB355
MAX malware (ai score=100)
VBA32 BScope.Backdoor.Ddoser
Malwarebytes Malware.Heuristic.1006
Panda Generic Malware
TrendMicro-HouseCall Mal_Neb-2
Rising Worm.Dewnad!8.BA2 (C64:YzY0OgFRzIjzu5s0)
Ikarus Trojan.Win32.Lnkhyd
Fortinet W32/Generic.AC.34C6F9!tr
AVG Win32:AutoRun-BHW [Wrm]
Qihoo-360 Win32/TrojanSpy.Fsysna.HgIASOUA

How to remove Win32/Dewnad.AM 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 Win32/Dewnad.AM 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 Win32/Dewnad.AM 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

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

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