Virus and Spyware Removal Guides, uninstall instructions

What kind of page is buycfr[.]com?

Buycfr[.]com has been labeled untrustworthy because of its clickbait approach to persuade visitors to subscribe to its notifications. Our team encountered buycfr[.]com during our inquiry into websites that use illegitimate advertising networks. It is worth knowing that most users stumble upon such pages inadvertently.

What kind of page is buyadvupfor24[.]com?

Buyadvupfor24[.]com is among the websites that show misleading content to trick visitors into subscribing to notifications. Our investigation of sites employing rogue advertising networks led us to uncover buyadvupfor24[.]com. Visitors do not intentionally access pages such as buyadvupfor24[.]com.

What kind of malware is crYptA3?

While examining malware samples submitted to VirusTotal, our team discovered crYptA3 - malware that operates as ransomware. The purpose of crYptA3 is to encrypt files. Also, it provides a ransom note ("readme_for_unlock.txt" file) and appends the ".crYptA3" extension to filenames.

An example of how crYptA3 renames files: it changes "1.jpg" to "1.jpg.crYptA3", "2.png" to "2.png.crYptA3", and so forth.

What kind of malware is Vypt?

Vypt is ransomware that encrypts files stored on a computer, modifies filenames of all affected files, and creates two ransom notes ("Restore_Your_Files.txt" and "ReadMe.hta"). Our malware researchers discovered Vypt during examination of malware samples submitted to the VirusTotal site.

Vypt appends the victim's ID, ross.dec1966@gmail.com email address, and the ".Vypt" extension to filenames. For instance, it renames "1.jpg" to "1.jpg_[ID-N4J7B_Mail-Ross.dec1966@gmail.com].Vypt", "2.png" to "2.png_[ID-N4J7B_Mail-Ross.dec1966@gmail.com].Vypt", and so forth.

What is TrafficStealer?

The TrafficStealer malware employs open container APIs to redirect web traffic to specific sites and manipulate user interaction with ads. Through the use of Docker containers, this program generates profits by sending traffic to monetized destinations. Despite appearing to be legitimate, the software includes compromised elements.

What kind of page is getbrowbeatgroup[.]com?

Getbrowbeatgroup[.]com is a rogue page that our research team found while inspecting questionable websites. It is designed to push browser notification spam and redirect visitors to other (likely unreliable/hazardous) sites.

Users typically access webpages like getbrowbeatgroup[.]com through redirects caused by websites that employ rogue advertising networks.

What is AttackSystem ransomware?

Our research team discovered the AttackSystem ransomware-type program while investigating new submissions to the VirusTotal website. This program is part of the MedusaLocker ransomware family.

On our testing machine, AttackSystem encrypted data. The filenames of the affected files were appended with a ".attacksystem" extension. To elaborate, a file initially named "1.jpg" appeared as "1.jpg.attacksystem", "2.png" as "2.png.attacksystem", and so on.

Afterwards, this ransomware created a ransom note titled "How_to_back_files.html". Based on the message therein, it is evident that AttackSystem targets large entities rather than home users.

What is CrypBits256 ransomware?

While investigating new submissions to VirusTotal, our researchers discovered the CrypBits256 ransomware. This program belongs to the Xorist ransomware family. It is designed to encrypt data and demand payment for its decryption.

When CrypBits256 was executed on our test system, it began encrypting files and appending their filenames with a ".CrypBits256PT2" extension. For example, a file originally titled "1.jpg" appeared as "1.jpg.CrypBits256PT2", "2.png" as "2.png.CrypBits256PT2", etc.

After this process was finished, CrypBits256 created identical ransom notes in a pop-up window and text file named "HOW TO DECRYPT FILES.txt". The message was in Portuguese.

What kind of application is CyclinGuru?

Upon examination of the CyclinGuru browser extension, we found that it takes over a web browser by altering its settings with the aim of promoting a fake search engine called privatesearchqry.com. As a result, we have classified CyclinGuru as a browser hijacker.

What kind of page is npdnnsgg[.]com?

Npdnnsgg[.]com is a rogue webpage that we discovered while investigating suspicious sites. It operates by promoting spam browser notifications and redirecting visitors to different (likely untrustworthy/harmful) websites. Most users access pages like npdnnsgg[.]com via redirects generated by sites that use rogue advertising networks.