Written by Robert Bailey

What is Trojan:Win32/Zpevdo!rfn infection?

In this article you will find about the definition of Trojan:Win32/Zpevdo!rfn as well as its unfavorable impact on your computer system. Such ransomware are a kind of malware that is clarified by on-line scams to demand paying the ransom by a victim.

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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 cases, Trojan:Win32/Zpevdo!rfn ransomware will certainly instruct its sufferers to start funds move for the function of reducing the effects of the amendments that the Trojan infection has introduced to the target’s gadget.

Trojan:Win32/Zpevdo!rfn Summary

These modifications can be as adheres to:

  • Executable code extraction;
  • Injection (inter-process);
  • Creates RWX memory;
  • Reads data out of its own binary image;
  • Drops a binary and executes it;
  • Uses Windows utilities for basic functionality;
  • Attempts to repeatedly call a single API many times in order to delay analysis time;
  • Network activity detected but not expressed in API logs;
  • Ciphering the documents situated on the target’s hard disk drive — so the target can no more use the data;
  • Preventing normal accessibility to the sufferer’s workstation;


One of the most common channels where Trojan:Win32/Zpevdo!rfn are injected are:

  • By ways of phishing e-mails;
  • As a consequence of customer winding up on a source that holds a malicious software program;

As soon as the Trojan is efficiently infused, it will certainly either cipher the data on the target’s PC or avoid the tool from operating in a proper way – while additionally putting a ransom money note that mentions the need for the sufferers to impact the repayment for the objective of decrypting the files or recovering the data system back to the first problem. In the majority of circumstances, the ransom note will come up when the client reboots the PC after the system has actually currently been harmed.

Trojan:Win32/Zpevdo!rfn circulation channels.

In different edges of the globe, Trojan:Win32/Zpevdo!rfn grows by leaps as well as bounds. Nevertheless, the ransom money notes and also methods of obtaining the ransom money amount may vary depending on certain local (regional) setups. The ransom money notes and methods of extorting the ransom amount might vary depending on particular local (regional) settings.

Ransomware injection

For example:

    Faulty informs regarding unlicensed software program.

    In certain locations, the Trojans usually wrongfully report having discovered some unlicensed applications made it possible for on the sufferer’s tool. The sharp then demands the user to pay the ransom money.

    Faulty declarations regarding unlawful content.

    In nations where software piracy is much less preferred, this method is not as reliable for the cyber scams. Additionally, the Trojan:Win32/Zpevdo!rfn popup alert might wrongly assert to be deriving from a law enforcement organization as well as will certainly report having situated youngster porn or other prohibited information on the gadget.

    Trojan:Win32/Zpevdo!rfn popup alert might wrongly claim to be acquiring from a regulation enforcement institution and will report having located child porn or various other unlawful information on the tool. The alert will in a similar way have a demand for the user to pay the ransom.

Technical details

File Info:

crc32: A7AC9075
md5: b552038099a96d9e675f4777dc0a6444
name: B552038099A96D9E675F4777DC0A6444.mlw
sha1: e914003cad068c5818abbddad2e7f5258f8dbdc7
sha256: d030e8fcf7ea4bc70f45f264ee4d6a3c52b510af9b6356f7650db819d39d6bdd
sha512: 7cc6eda61c95d27cfcd22098ee6fcaa9b28d4c5dad8a2095be00318346fbc3b9ac277362ac48205112cc8d8542a2417a997fd311e23de8bd75d09dcc14197b8e
ssdeep: 24576:bBWTJkLOop0EpZn7tFYlqmuBYKq7I6Khyk0ti:8FkCop06Zn73YlqnLSKhj08
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

FileVersion: 43.66.23
CompanyName: LTc2r0PqFckerhgq9GuH
Comments: This installation was built with Inno Setup.
ProductName: LTc2r0PqFckerhgq9GuH
ProductVersion: 43.66.23
FileDescription: LTc2r0PqFckerhgq9GuH
Translation: 0x0000 0x04b0

Trojan:Win32/Zpevdo!rfn also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 005327471 )
Lionic Trojan.Win32.Generic.4!c
Elastic malicious (high confidence)
DrWeb Trojan.BPlug.3573
Cynet Malicious (score: 99)
ALYac Gen:Variant.Ursu.299704
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
K7GW Trojan ( 005327471 )
Cybereason malicious.099a96
Cyren W32/ExtendBro.J.gen!Eldorado
Symantec Trojan.Gen.2
ESET-NOD32 multiple detections
APEX Malicious
Avast Win32:MalwareX-gen [Trj]
ClamAV Win.Adware.Extinstaller-9789177-0
Kaspersky not-a-virus:HEUR:AdWare.Win32.ExtInstaller.gen
BitDefender Gen:Variant.Ser.Symmi.178
NANO-Antivirus Trojan.Win32.ExtenBro.ffixrc
MicroWorld-eScan Gen:Variant.Ser.Symmi.178
Tencent Win32.Trojan.Razy.Pefi
Sophos Mal/Generic-S
Comodo Malware@#2o9w47fkyszmz
BitDefenderTheta Gen:NN.ZedlaF.34126.Hu8@aSzOgsnO
VIPRE Trojan.Win32.Generic!BT
Emsisoft Gen:Variant.Ser.Symmi.178 (B)
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1109568
Microsoft Trojan:Win32/Zpevdo!rfn
ZoneAlarm not-a-virus:HEUR:AdWare.Win32.ExtInstaller.gen
GData Gen:Variant.Ursu.299704 (2x)
McAfee Artemis!B552038099A9
MAX malware (ai score=100)
VBA32 Adware.ExtInstaller
Malwarebytes Adware.ExtenBro
Panda Trj/CI.A
Yandex Trojan.ExtenBro!j3ojqD5LUU4
Ikarus Trojan.Win32.Extenbro
Fortinet W32/ExtenBro.EO!tr
AVG Win32:MalwareX-gen [Trj]

How to remove Trojan:Win32/Zpevdo!rfn 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 Trojan:Win32/Zpevdo!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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Trojan:Win32/Zpevdo!rfn you can always ask me in the comments for getting help.

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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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