Remove Lassampy Virus — How to Fix Guide

Written by Wilbur Woodham
Lassampy pop-up notices can appear out of the blue, covering the post of the website you visited or opening your web browser when you do not desire it to be opened.

Clicking on the Lassampy promotion may result in the injection of different malware or unwanted programs. In this post, you will see the manual of Lassampy popups removal in several methods, and also inspecting your system for extra malware presence.

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What are Lassampy pop-ups?

Lassampy popups are an effect of adware activity. Adware is a sort of malware that suggests you the pay-per-view of pay-per-click ads, which creates a substantial volume of income for adware suppliers. These promotions might contain sometimes shocking composition, or have a link to harmful content/website, due to the fact that adware maintainers have no purpose to examine the goodness of the material they are going to show – their single target is cash.

Lassampy push notification

Lassampy push notification.

Pop-up advertising itself is an excellent, affordable and really efficient advertising instrument1. It enables the seller to link the buyers’ attention to their site, as well as the buyers to receive the dynamic updates on the goods they want to buy. When the customer will receive a pop-up notification that the TV set he likes to buy is offered at the online shop he/she visited previously with a 15% discount, one will certainly use this chance and get it. Taking into consideration the incredibly low price for the popups and their targeting, such an advertising tool is a favourite thing amongst the marketing departments of large internet retailers.

Nevertheless, such a rewarding strategy could not be missed by virus developers. Ability to show the popup ads forcibly to the targets of malware attack is an ideal basis for malicious manipulations with the popup promotions. And Lassampy.com ads is just one of hundreds that are “employed” in this system.

Here is a summary for the Lassampy
SiteLassampy.com
HostingAS9002 RETN Limited
Netherlands, Amsterdam
Infection TypeAdware, Push notifications, Unwanted Ads, Pop-up Ads
IP Address139.45.197.237
SymptomsAnnoying pop-up ads in the right corner.
Similar behaviorFrompdftod, News, Imilroshoors
Fix Tool
To remove possible virus infections, try to scan your PC

How have I got the Lassampy virus?

There are a huge amount of methods of getting contaminated by the adware that result in the Lassampy popups storm. A lion’s part of this malware incidents is after the freeware or cracked programs, that are distributed on the peering networks. Free software can likewise be downloaded from the main web page, and the adware is provided as a legit bundled program.

There is no need to blame yourself. A huge amount of people often make use of the unreliable programs from untrusted providers: abandonware, different apps that are free, or even hacked programs. Every one of these sorts of software are dangerous, since it is quite simple to include a Lassampy malware under the cover of part of the license hacking script, or as a component of the self-made algoritm within the Windows optimization tool.

Lassampy popup malware can likewise be concealed in the advertisement somewhere on the strange site. Such sites are generally loaded with bright and blinking ads, and their owners typically permit any kind of promotions to be posted on their page. Hence, clicking such banners is a risky thing: only the advertisement provider knows what will happen when you press this advertisement. Besides some “light” viruses, like adware or unwanted programs, you may additionally get something much more unsafe, like ransomware or coin miner; the big share of coin miners distribution is exactly after the malicious advertisements.

People dislike popups

The statistic shows that people dislike popup advertising more than other types of promotions

Potentially undesirable applications, like Lassampy pop-up virus can provoke a variety of different problems on your computer. Distracting is not the only problem – pop-ups can show you the advertisements, where you are offered to get another dubious application, or “a amazing anti-malware tool”. Scareware is usually distributed with the use of the last slogun. Potentially undesirable applications, in turn, can have spyware functions. And it is pretty hard to distinguish the undesirable app from a good one, if you don’t know the exact names. Besides the potentially unwanted programs and dubious antiviruses, popup-related ads are also chosen as a spreading method by various trojan viruses, for instance – coin miners. The consequences of actions of such viruses is 100% unpleasant, and can cost you hundreds or even thousands of dollars. And even if you are not clicking these ads, they can be clicked by someone who also uses your computer – parents, children, spouse, etc. So the situation may become much more serious, and it will be much harder to deal with it without data loss. It is recommended to wipe out the viruses with anti-malware programs as soon as possible.

How can I get rid of Lassampy pop-up advertisements?

The tutorial of Lassampy adware elimination consists of 2 parts. First, we need to get rid of the malware, and after that fix the results of its activity. The removal task is really simple, because it may be executed even with the use of Microsoft Defender – anti-malware program that is present on all personal computers with Windows 8/10. Nevertheless, because of its significant resources usage, along with some bugs that may be critical for some groups of users, Defender is often disabled by the users, so its utilization is likely impossible. What’s more, a variety of trojan viruses have the ability to switch off the embedded antivirus. It is better to use the separated program that will not have such vulnerabilities.

I’d suggest you to use Gridinsoft Anti-Malware2 – a well-proven anti-malware tool that will certainly wipe out the viruses from your personal computer and also create an invulnerable cover with a Proactive protection feature. However, let’s take care of Lassampy adware initially.

Removing Lassampy popup virus with GridinSoft Anti-Malware

  • Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
  • Gridinsoft Anti-Malware during the scan process

  • Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
  • GridinSoft Anti-Malware scan results

  • When the scan is over, you may choose the action for each detected virus. For all files of Lassampy malware the default option is “Delete”. Press “Apply” to finish the malware removal.
  • GridinSoft Anti-Malware - After Cleaning

Now, when the computer is clean of viruses, we can proceed to the browser reset. You can do this step manually, as well as with the use of GridinSoft Anti-Malware.

Reset browser settings to default

Manual method of browser reset

To reset Edge, do the following steps :
  1. Open “Settings and more” tab in upper right corner, then find here “Settings” button. In the appeared menu, choose “Reset settings” option :
  2. Reseting the Edge browser

  3. After picking the Reset Settings option, you will see the following menu, stating about the settings which will be reverted to original :
For Mozilla Firefox, do the next actions :
  1. Open Menu tab (three strips in upper right corner) and click the “Help” button. In the appeared menu choose “troubleshooting information” :
  2. The first step to revert Mozilla Firefox

  3. In the next screen, find the “Refresh Firefox” option :
  4. The second step of Firefox restoration
    After choosing this option, you will see the next message :
    The last step for Firefox
If you use Google Chrome
  1. Open Settings tab, find the “Advanced” button. In the extended tab choose the “Reset and clean up” button :
  2. In the appeared list, click on the “Restore settings to their original defaults” :
  3. Finally, you will see the window, where you can see all the settings which will be reset to default :
Opera can be reset in the next way
  1. Open Settings menu by pressing the gear icon in the toolbar (left side of the browser window), then click “Advanced” option, and choose “Browser” button in the drop-down list. Scroll down, to the bottom of the settings menu. Find there “Restore settings to their original defaults” option :

  2. After clicking the “Restore settings…” button, you will see the window, where all settings, which will be reset, are shown :

When the web browsers are reset, you need to ensure that your browser will be connected the right DNS while connecting to the web page you need. Create a text file titled “hosts” on your desktop, then open it and fill it with the following text3:

# Copyright (c) 1993-2006 Microsoft Corp.
#
# This is a sample HOSTS file used by Microsoft TCP/IP for Windows.
#
# This file contains the mappings of IP addresses to host names. Each
# entry should be kept on an individual line. The IP address should
# be placed in the first column followed by the corresponding host name.
# The IP address and the host name should be separated by at least one
# space.
#
# Additionally, comments (such as these) may be inserted on individual
# lines or following the machine name denoted by a ‘#’ symbol.
#
# For example:
#
# 102.54.94.97 rhino.acme.com # source server
# 38.25.63.10 x.acme.com # x client host
# localhost name resolution is handle within DNS itself.
# 127.0.0.1 localhost
# ::1 localhost

Find the hosts.txt file in C:/Windows/System32/drivers/etc directory. Rename this file to “hosts.old.txt” (to distinguish it from the new one), and then move the file you created on the desktop to this folder. Remove the hosts.old from this folder. Now you have your hosts file as good as new.

Nonetheless, there is one issue that makes things a lot harder to restore, specifically without the anti-malware program. Most of adware versions that are utilized to show you the Lassampy pop-up promotions are modifying the deep browser configurations, disabling an access to the settings tab. So, if you try to fix your browser settings after your PC was infected by pop-up-related malware, your browser will collapse quickly. In certain cases, you will see no crash, but significant lag spike after pushing the “settings” key. Browser will stop responding for ~ 30 secs, and afterwards it will be back to the normal, until you try to open settings one more time.

Reset your browser settings with GridinSoft Anti-Malware

To reset your browser with GridinSoft Anti-Malware, open the Tools tab, and click the “Reset browser settings” button.

Tools tab in GridinSoft Anti-Malware

You can see the list of the options for each browser. By default, they are set up in the manner which fits the majority of users. Press the “Reset” button (lower right corner). In a minute your browser will be as good as new.

Reset Browser Settings tab in GridinSoft Anti-Malware

The browser reset is recommended to perform through the antivirus tool by GridinSoft, because last is also able to reset the HOSTS file without any additional commands.

How to Remove Lassampy Pop-ups?

Name: Lassampy

Description: Lassampy - a lot of users became a target for the pop-up advertisements. I have a lot of friends who literally bombed me with the questions like “how to remove Lassampy.com push notifications?” or “why do Lassampy.com pop-ups keep appearing on Chrome even after AdBlock installation?”. In this article we will show you how to deal with Lassampy pop-ups, which may corrupt your browser’s correct performance, and create a lot of troubles while you are working.

Operating System: Windows

Application Category: Adware

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References

  1. More about pop-up ads on Wikipedia.
  2. GridinSoft Anti-Malware overview and also the reasons why I advise it for malware elimination.
  3. Official Microsoft guide for hosts file reset.

About the author

Wilbur Woodham

I was a technical writer from early in my career, and consider IT Security one of my foundational skills. I’m sharing my experience here, and I hope you find it useful.

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