Question: What Is The Most Difficult Virus To Detect?

Which virus is not detected by antivirus?

Why was a trojan virus not detected by my antivirus.

– Quora..

Are there undetectable viruses?

An undetectable viral load is where antiretroviral treatment (ART) has reduced your HIV to such small quantities that it can no longer be detected by standard blood tests. People living with HIV who have an undetectable viral load cannot pass HIV on through sex. Being undetectable does not mean your HIV is cured.

What are the top 10 worst computer viruses?

The Top 10 Worst Computer Viruses in HistoryKlez – $19.8 billion. … ILOVEYOU – $15 billion. … WannaCry – $4 billion. … Zeus – $3 billion. … Code Red – $2.4 billion. … Slammer – $1.2 billion. … CryptoLocker – $665 million. … Sasser – $500 million. The Sasser worm was written by a 17-year-old German computer science student named Sven Jaschan.More items…•Nov 4, 2020

Is Trojan Horse A virus?

Trojan Horse Virus A Trojan horse is a type of malware that downloads onto a computer disguised as a legitimate program. A Trojan horse is so-called due to its delivery method, which typically sees an attacker use social engineering to hide malicious code within legitimate software.

Can Anti Virus detect all viruses?

In order to deliver adequate computer protection, antivirus software should be capable of: Detecting a very wide range of existing malicious programs — ideally, all existing malware. Detecting new modifications of known computer viruses, worms and Trojan viruses.

Why is .ZIP file dangerous?

In general, it isn’t any more dangerous: zip files are just collections of other files. So, in theory, opening a zip file should be as dangerous as opening a folder. … Such a zip file is actually an executable which can easily contain a virus, just like any other executable.

Is .exe is a virus?

Executable (EXE) files are computer viruses that are activated when the infected file or program is opened or clicked on. … Your best line of defense is a virus scan from your antivirus suite.

What is the best Trojan remover?

Malwarebytes. The most effective free malware remover, with deep scans and daily updates. … Avast Antivirus. Anti-malware protection and removal. … Kaspersky Anti-Virus. … Trend Micro Antivirus+ Security. … F-Secure SAFE. … Bitdefender Antivirus Free Edition. … Avira Free Security Suite. … AVG AntiVirus Free.More items…•Mar 24, 2021

What is the strongest computer virus in the world?

ILOVEYOUILOVEYOU ILOVEYOU is considered one of the most virulent computer virus ever created. It managed to wreck havoc on computer systems all over the world with around $10 billion worth of damages. 10% of the world’s computers were believed to have been infected.

Who is the creator of I Love You virus?

Onel De GuzmanCreation. ILOVEYOU was created by Onel De Guzman, a college student in Manila, Philippines, who was 24 years old at the time.

Does antivirus find all viruses?

All antivirus programs allow you to perform in-depth scans of your computer. Any malware in your system, no matter how long it’s been there, can be easily identified and eradicated. Premium antivirus options can spot over 95% of known viruses and new infections, so it’s easy to resolve problems quickly.

Why your antivirus did not detect malware?

It is usually just a vehicle for more dangerous code. That is why Antivirus programs do not pick up on “Malware” coding, as it is specifically looking for the viruses that come after infection and spread. Anti-malware looks for the vehicle rather than the infection.

Is Roblox a virus?

The Roblox virus is trojan-type malware that claims to be a cheating application for a game called Roblox. Some players believe that this malicious app will significantly ease gameplay (supposedly allowing them to generate in-game currency free of charge), but they simply end up infecting their computers.

Is .exe harmful?

Why is a File Extension Potentially Dangerous? These file extensions are potentially dangerous because they can contain code or execute arbitrary commands. An .exe file is potentially dangerous because it’s a program that can do anything (within the limits of Windows’ User Account Control feature).

Which type of virus is very difficult to detect and remove?

When combined with other malicious routines, polymorphic viruses pose even greater risk to its victims. In March 2015, researchers found that VIRLOCK evolved to include ransomware routines, making it a challenge to detect and remove.

Can Trojan virus be removed?

You can remove some Trojans by disabling startup items on your computer which don’t come from trusted sources. For the best results, first reboot your device into safe mode so that the virus can’t stop you from removing it.

What are the risks of Trojan?

How Dangerous is a Trojan Horse Virus?The Trojan horse virus Spies. Trojans can work as a Spyware. … Trojan horse virus Creates Backdoors. Trojans also has the ability to change your codes or your security system. … Trojan horse virus Turns Computers to Zombies. … Trojan horse virus Robs Phone Bills.

What does the I Love You virus do?

The ILOVEYOU virus comes in an e-mail note with “I LOVE YOU” in the subject line and contains an attachment that, when opened, results in the message being re-sent to everyone in the recipient’s Microsoft Outlook address book and, perhaps more seriously, the loss of every JPEG, MP3, and certain other files on the …

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