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

What is Trojan:Win32/Trafog!rfn infection?

In this post you will certainly locate regarding the meaning of Trojan:Win32/Trafog!rfn and also its negative impact on your computer system. Such ransomware are a kind of malware that is elaborated by on-line scams to require paying the ransom by a sufferer.

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In the majority of the situations, Trojan:Win32/Trafog!rfn infection will certainly instruct its victims to initiate funds transfer for the function of reducing the effects of the amendments that the Trojan infection has introduced to the target’s device.

Trojan:Win32/Trafog!rfn Summary

These adjustments can be as complies with:

  • 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.
  • Attempts to connect to a dead IP:Port (1 unique times);
  • Repeatedly searches for a not-found browser, may want to run with startbrowser=1 option;
  • Performs some HTTP requests;
  • Unconventionial binary language: Russian;
  • Unconventionial language used in binary resources: Russian;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents situated on the sufferer’s hard disk drive — so the target can no more 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 Win.Trojan.Ransom-347
r8— Win.Trojan.Ransom-347


One of the most typical channels through which Trojan:Win32/Trafog!rfn Ransomware Trojans are injected are:

  • By means of phishing e-mails;
  • As an effect of user winding up on a source that hosts a harmful software program;

As soon as the Trojan is efficiently infused, it will certainly either cipher the data on the victim’s PC or protect against the gadget from operating in a proper fashion – while likewise placing a ransom money note that states the requirement for the targets to impact the settlement for the purpose of decrypting the records or recovering the documents system back to the preliminary problem. In many circumstances, the ransom note will show up when the client restarts the COMPUTER after the system has actually currently been harmed.

Trojan:Win32/Trafog!rfn distribution channels.

In different edges of the globe, Trojan:Win32/Trafog!rfn grows by jumps and also bounds. However, the ransom notes and techniques of obtaining the ransom money amount may vary depending on particular regional (local) settings. The ransom money notes and also tricks of extorting the ransom amount might vary depending on specific local (local) setups.

Ransomware injection

For example:

    Faulty notifies concerning unlicensed software.

    In certain areas, the Trojans often wrongfully report having actually discovered some unlicensed applications enabled on the target’s gadget. The sharp then requires the user to pay the ransom money.

    Faulty declarations about prohibited web content.

    In nations where software piracy is much less prominent, this technique is not as efficient for the cyber fraudulences. Additionally, the Trojan:Win32/Trafog!rfn popup alert may wrongly declare to be originating from a police organization and will report having located kid porn or other illegal information on the tool.

    Trojan:Win32/Trafog!rfn popup alert may incorrectly assert to be acquiring from a law enforcement institution and will report having situated kid porn or other unlawful data on the gadget. The alert will likewise contain a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 4826118D
md5: 697072e6d791f0eb3a8ec6400b89a710
name: 697072E6D791F0EB3A8EC6400B89A710.mlw
sha1: c8500420c1956ec44b94d9daa1dcf5feede8b155
sha256: 1b9c5455a14688782c263e1fe04a74608151ed8cd9bfd8bfc196c358337e8478
sha512: cb205417bc5a30ddb82084c512ebda91af0fa141bdaa36e899599c79828bce50976505ad10ee098dae109d4a1af9a86cf75b4c229d378f3b4a034b74b988b621
ssdeep: 3072:VYLzhIcGzNxcTGu3yfEVLy3Cc6I5Oe0RtRPs:OLzh2zNakEVLIoeW
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2009
InternalName: Flash Player Install
FileVersion: 1, 231, 2, 15
ProductName: Flash Player Install
ProductVersion: 1, 231, 2, 15
FileDescription: Flash Player Install
OriginalFilename: Flash Player Install
Translation: 0x0419 0x04b0

Trojan:Win32/Trafog!rfn also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
Elastic malicious (high confidence)
DrWeb Trojan.BrowseBan.317
Cynet Malicious (score: 100)
ALYac Gen:Heur.Mint.Titirez.iu0@IuvOMYbk
Zillya Trojan.PinkBlocker.Win32.579
Sangfor Trojan.Win32.Save.a
BitDefender Gen:Heur.Mint.Titirez.iu0@IuvOMYbk
Cybereason malicious.6d791f
Cyren W32/Risk.MJHH-1762
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/LockScreen.PJ
APEX Malicious
ClamAV Win.Trojan.Ransom-347
Alibaba Ransom:Win32/PinkBlocker.c63c83c7
MicroWorld-eScan Gen:Heur.Mint.Titirez.iu0@IuvOMYbk
Ad-Aware Gen:Heur.Mint.Titirez.iu0@IuvOMYbk
Sophos ML/PE-A
Comodo Malware@#npka6ys1avca
BitDefenderTheta Gen:NN.ZexaF.34738.iu0@auvOMYbk
VIPRE Trojan.Win32.Kuluoz.i (v)
Emsisoft Gen:Heur.Mint.Titirez.iu0@IuvOMYbk (B)
SentinelOne Static AI – Suspicious PE
Avira TR/Dropper.Gen
Antiy-AVL Trojan/Generic.ASMalwS.EBD653
Microsoft Trojan:Win32/Trafog!rfn
AegisLab Trojan.Win32.PinkBlocker.j!c
GData Gen:Heur.Mint.Titirez.iu0@IuvOMYbk
TACHYON Trojan/W32.PinkBlocker.144896.F
AhnLab-V3 Trojan/Win32.Pinkblocker.C1211315
McAfee GenericRXHG-LK!697072E6D791
Malwarebytes Malware.AI.596253126
Panda Generic Malware
TrendMicro-HouseCall TROJ_RANSOM.HB
Rising [email protected] (RDML:JsOaAAL69zwuda4GmS5wiA)
Yandex Trojan.PinkBlocker!oHp3wDDxZqQ
Ikarus Trojan-Dropper.Win32.Blocker
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Generic.AC.23C600!tr

How to remove Trojan:Win32/Trafog!rfn ransomware?

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 Trojan:Win32/Trafog!rfn 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 Trojan:Win32/Trafog!rfn 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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