What Is Pmropn.exe?
Pmropn.exe is an executable file associated with PremierOpinion, a market research software developed by VoiceFive, Inc., a subsidiary of comScore. While it is marketed as a legitimate data collection tool, several antivirus programs have flagged it as potentially harmful due to its intrusive behavior.
Is Pmropn.exe a Backdoor?
The file is often classified as a backdoor because it can create an unauthorized entry point into a system by sending data to external servers and executing actions without user knowledge. Some versions of the software have been observed altering system settings, running in the background persistently, and enabling third-party remote connections—all behaviors characteristic of backdoor malware. This makes it a serious threat, as attackers could potentially exploit it for further intrusion, data theft, or additional malware installation.
If Pmropn.exe has sneaked into your system, consider running an anti-malware scan to remove all of its components.
Pmropn.exe Summary
| Name | Pmropn.exe |
| Type | Trojan Horse / Malware |
| Brief Description | Fake setup malware that can perform various malicious activities on the system. |
| Symptoms | Your computer could become very slow and even freeze from time to time; excessive CPU usage is also possible. |
| Distribution Technique | Bundled downloads. Web pages which may promote it. |
| Detection Tool |
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Why Is Pmropn.exe Considered Dangerous?
Pmropn.exe has been identified by multiple antivirus programs as potentially harmful. The presence of pmropn.exe on a system can lead to several security and performance issues:
- Privacy concerns. The program monitors extensive information, including internet usage, demographic details, and application usage, which may be transmitted without explicit user consent.
- System performance. Users have reported significant system slowdowns, with CPU usage reaching 100%, attributed to pmropn.exe consuming substantial system resources.
- Security risks. Pmropn.exe has been observed attempting to connect to external servers and applications like Skype without user authorization, posing potential security threats.
Given these risks, it is advisable to remove pmropn.exe from your system. This can be achieved by uninstalling PremierOpinion via the Control Panel and performing a thorough system scan using reputable antivirus or anti-malware software to ensure complete removal.
Pmropn.exe Malware – What Is It Capable of?
The following information will help you deal with a malicious version of Pmropn.exe.
Pmropn.exe may belong to a malware infection could be spread through cracked or pirated software you may have downloaded from the web. Once the malware is downloaded and executed, Pmropn.exe starts gathering information about the system. Other malicious activities it can perform include:
- Stealing sensitive data such as account credentials, online IDs, cryptocurrency wallets.
- Encrypting your files and demanding a ransom (if it is used in a ransomware infection such as STOP/DJVU).
- Opening a backdoor for obtaining remote control.
- Spreading to other devices on the network.
- Logging keystrokes and capturing screens.
- Hijacking system resources for cryptocurrency mining or DDoS attacks.
How Did It Get Installed?
A malicious version of Pmropn.exe can sneak into your computer s in a stealthy manner, mostly via fake applications and infected sites. This type of malware can seriously damage an infected computer, as it abuses system resources and may even be used in cryptomining operations.
Other distribution tactics that the malware operators may use include fake software updates, malicious spam emails, and trojanized applications.
To summarize, these are the most common methods used by cybercriminals to spread trojans such as Pmropn.exe:
- Exploit kits;
- Phishing emails;
- Bundled freeware installers;
- Fake updates and infected pages.
Remove Pmropn.exe Backdoor from Your Computer
Pmropn.exe may be a dangerous process stemming from a malware infection. In this case, you should remove all malicious files associated with it.
Following the steps below should rid you of all these malicious processes:
- End Task in Task Manager. Press Ctrl + Shift + Esc, locate Defnur.exe, right-click, and select End Task.
- Delete the File. Navigate to its location (e.g., using right-click > Open File Location) and delete it.
- Check Startup Programs. Use msconfig or Task Manager’s Startup tab to disable suspicious startup entries.
- Run a Full System Scan. Use reputable security software to scan your entire system for related infections.
Keep in mind that, considering the nature of the threat, it’s best to use a professional anti-malware program to eliminate it thoroughly. Follow our detailed guide for a thorough removal process.
Preparation before removing Pmropn.exe.
Before starting the actual removal process, we recommend that you do the following preparation steps.
- Make sure you have these instructions always open and in front of your eyes.
- Do a backup of all of your files, even if they could be damaged. You should back up your data with a cloud backup solution and insure your files against any type of loss, even from the most severe threats.
- Be patient as this could take a while.
- Scan for Malware
- Fix Registries
- Remove Virus Files
Step 1: Scan for Pmropn.exe with SpyHunter Anti-Malware Tool
Step 2: Clean any registries, created by Pmropn.exe on your computer.
The usually targeted registries of Windows machines are the following:
- 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
You can access them by opening the Windows registry editor and deleting any values, created by Pmropn.exe there. This can happen by following the steps underneath:
Tip: To find a virus-created value, you can right-click on it and click "Modify" to see which file it is set to run. If this is the virus file location, remove the value.Step 3: Find virus files created by Pmropn.exe on your PC.
1.For Windows 8, 8.1 and 10.
For Newer Windows Operating Systems
1: On your keyboard press + R and write explorer.exe in the Run text box and then click on the Ok button.
2: Click on your PC from the quick access bar. This is usually an icon with a monitor and its name is either “My Computer”, “My PC” or “This PC” or whatever you have named it.
3: Navigate to the search box in the top-right of your PC's screen and type “fileextension:” and after which type the file extension. If you are looking for malicious executables, an example may be "fileextension:exe". After doing that, leave a space and type the file name you believe the malware has created. Here is how it may appear if your file has been found:
N.B. We recommend to wait for the green loading bar in the navigation box to fill up in case the PC is looking for the file and hasn't found it yet.
2.For Windows XP, Vista, and 7.
For Older Windows Operating Systems
In older Windows OS's the conventional approach should be the effective one:
1: Click on the Start Menu icon (usually on your bottom-left) and then choose the Search preference.
2: After the search window appears, choose More Advanced Options from the search assistant box. Another way is by clicking on All Files and Folders.
3: After that type the name of the file you are looking for and click on the Search button. This might take some time after which results will appear. If you have found the malicious file, you may copy or open its location by right-clicking on it.
Now you should be able to discover any file on Windows as long as it is on your hard drive and is not concealed via special software.
Pmropn.exe FAQ
What Does Pmropn.exe Trojan Do?
The Pmropn.exe Trojan is a malicious computer program designed to disrupt, damage, or gain unauthorized access to a computer system. It can be used to steal sensitive data, gain control over a system, or launch other malicious activities.
Can Trojans Steal Passwords?
Yes, Trojans, like Pmropn.exe, can steal passwords. These malicious programs are designed to gain access to a user's computer, spy on victims and steal sensitive information such as banking details and passwords.
Can Pmropn.exe Trojan Hide Itself?
Yes, it can. A Trojan can use various techniques to mask itself, including rootkits, encryption, and obfuscation, to hide from security scanners and evade detection.
Can a Trojan be Removed by Factory Reset?
Yes, a Trojan can be removed by factory resetting your device. This is because it will restore the device to its original state, eliminating any malicious software that may have been installed. Bear in mind that there are more sophisticated Trojans that leave backdoors and reinfect even after a factory reset.
Can Pmropn.exe Trojan Infect WiFi?
Yes, it is possible for a Trojan to infect WiFi networks. When a user connects to the infected network, the Trojan can spread to other connected devices and can access sensitive information on the network.
Can Trojans Be Deleted?
Yes, Trojans can be deleted. This is typically done by running a powerful anti-virus or anti-malware program that is designed to detect and remove malicious files. In some cases, manual deletion of the Trojan may also be necessary.
Can Trojans Steal Files?
Yes, Trojans can steal files if they are installed on a computer. This is done by allowing the malware author or user to gain access to the computer and then steal the files stored on it.
Which Anti-Malware Can Remove Trojans?
Anti-malware programs such as SpyHunter are capable of scanning for and removing Trojans from your computer. It is important to keep your anti-malware up to date and regularly scan your system for any malicious software.
Can Trojans Infect USB?
Yes, Trojans can infect USB devices. USB Trojans typically spread through malicious files downloaded from the internet or shared via email, allowing the hacker to gain access to a user's confidential data.
About the Pmropn.exe Research
The content we publish on SensorsTechForum.com, this Pmropn.exe how-to removal guide included, is the outcome of extensive research, hard work and our team’s devotion to help you remove the specific trojan problem.
How did we conduct the research on Pmropn.exe?
Please note that our research is based on an independent investigation. We are in contact with independent security researchers, thanks to which we receive daily updates on the latest malware definitions, including the various types of trojans (backdoor, downloader, infostealer, ransom, etc.)
Furthermore, the research behind the Pmropn.exe threat is backed with VirusTotal.
To better understand the threat posed by trojans, please refer to the following articles which provide knowledgeable details.
Milena Dimitrova
An inspired writer and content manager who has been with SensorsTechForum since the project started. A professional with 10+ years of experience in creating engaging content. Focused on user privacy and malware development, she strongly believes in a world where cybersecurity plays a central role. If common sense makes no sense, she will be there to take notes. Those notes may later turn into articles! Follow Milena @Milenyim
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