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

What is Win32/TrojanDropper.Delf.OVJ infection?

In this short article you will certainly find regarding the definition of Win32/TrojanDropper.Delf.OVJ as well as its negative impact on your computer system. Such ransomware are a form of malware that is elaborated by on the internet scams to demand paying the ransom money by a victim.

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In the majority of the situations, Win32/TrojanDropper.Delf.OVJ ransomware will certainly advise its sufferers to launch funds transfer for the objective of reducing the effects of the modifications that the Trojan infection has actually presented to the target’s tool.

Win32/TrojanDropper.Delf.OVJ Summary

These adjustments can be as follows:

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files found on the victim’s hard disk — so the victim can no more utilize the data;
  • Preventing normal 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.


The most typical channels where Win32/TrojanDropper.Delf.OVJ are infused are:

  • By methods of phishing emails;
  • As a repercussion of user winding up on a source that holds a malicious software application;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the information on the victim’s PC or stop the gadget from functioning in an appropriate fashion – while likewise positioning a ransom note that points out the demand for the targets to effect the repayment for the objective of decrypting the records or bring back the documents system back to the preliminary problem. In the majority of instances, the ransom note will certainly turn up when the client reboots the COMPUTER after the system has already been damaged.

Win32/TrojanDropper.Delf.OVJ circulation networks.

In various corners of the world, Win32/TrojanDropper.Delf.OVJ grows by leaps and bounds. Nonetheless, the ransom notes and tricks of extorting the ransom quantity might differ relying on particular regional (regional) settings. The ransom notes and tricks of extorting the ransom money quantity may differ depending on specific local (local) setups.

Ransomware injection

For example:

    Faulty alerts regarding unlicensed software application.

    In specific locations, the Trojans often wrongfully report having detected some unlicensed applications made it possible for on the target’s gadget. The sharp after that demands the user to pay the ransom.

    Faulty statements about illegal web content.

    In nations where software piracy is much less prominent, this method is not as efficient for the cyber scams. Alternatively, the Win32/TrojanDropper.Delf.OVJ popup alert may incorrectly declare to be originating from a police establishment as well as will report having situated youngster porn or other illegal information on the gadget.

    Win32/TrojanDropper.Delf.OVJ popup alert may wrongly claim to be deriving from a law enforcement organization and also will report having located child porn or various other unlawful information on the device. The alert will in a similar way contain a need for the user to pay the ransom.

Technical details

File Info:

crc32: 52551739
md5: a85db2ad8a4de3a1edeb3e5bd302f0ab
name: A85DB2AD8A4DE3A1EDEB3E5BD302F0AB.mlw
sha1: 08e2c3ecc754ea5c865ff90f3d7ae7432589495c
sha256: 48796809bdca3e1226687ddec94c725f5fc0a967bc9b7b84e8a6fcf84f340b99
sha512: 38f92929cb37772afc409a2f78e37498e818f9b0023c1b208c28aca81251659dd206dec6def736c91d6a94671cacd9d496848d2e84e40904aa2017f23894f2be
ssdeep: 192:nfmrFNGo58tpi+YBmUtqegUAqsNWHlu/Df/jem3KlfyK2m3VyqYyZUpqFa5c24a:c58TJY7tTgL7D/jr3QyK2m3Vy7y+Isj
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Win32/TrojanDropper.Delf.OVJ also known as:

K7AntiVirusRiskware ( 0015e4f01 )
CynetMalicious (score: 100)
K7GWRiskware ( 0015e4f01 )
ESET-NOD32a variant of Win32/TrojanDropper.Delf.OVJ
EmsisoftGen:Trojan.Heur.bmGfrboiOrgif (B)
MAXmalware (ai score=85)

How to remove Win32/TrojanDropper.Delf.OVJ 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 Win32/TrojanDropper.Delf.OVJ 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/TrojanDropper.Delf.OVJ you can always ask me in the comments for getting help.

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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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