Q&A

Is Locker a ransomware?

Is Locker a ransomware?

Locker ransomware is a virus that infects PCs and locks the users files, preventing access to data and files located on the PC until a ransom or fines are paid. Locker ransomware is a copycat of another very nasty ransomware that has infected over 250,000 computer systems named CryptoLocker. …

Is CryptoLocker still a threat?

FYI, this article is CryptoLocker specific. CryptoLocker and it’s variants are no longer in wide distribution, and new ransomware has taken over. Ransomware has evolved as more of a targeted attack instead of the previous wide distribution model, and is still a threat to businesses and government entities.

Is CryptoLocker a virus?

CryptoLocker ransomware is a type of malware that encrypts files on Windows computers, then demands a ransom payment in exchange for the decryption key. It first emerged in September 2013 in a sustained attack that lasted until May of the following year.

What type of attack is CryptoLocker?

CryptoLocker

Classification Trojan horse
Type Ransomware
Subtype Cryptovirus
Isolation 2 June 2014
Operating system(s) affected Windows

Why do hackers use ransomware?

Once the malware has made its way onto an internet‑connected device, hackers can take control of your devices and encrypt, or lock, your files before demanding a ransom payment. You may have heard of ransomware in the news as it becomes more of a common threat, targeting individuals and businesses large and small.

How do you know you have ransomware?

There are also some clear signs that a ransomware attack is getting close to completion. The attackers will attempt to disable Active Directory and domain controllers, and corrupt any backups they can find, as well as disabling any software deployment systems that could be used to push patches or updates.

Can you get rid of ransomware?

You can delete malicious files manually or automatically using the antivirus software. Manual removal of the malware is only recommended for computer-savvy users. If your computer is infected with ransomware that encrypts your data, you will need an appropriate decryption tool to regain access.

Was Cryptolocker a worm?

Cryptolocker is a malware threat that gained notoriety over the last years. It is a Trojan horse that infects your computer and then searches for files to encrypt. This includes anything on your hard drives and all connected media — for example, USB memory sticks or any shared network drives.

How was Cryptolocker stopped?

The Department of Justice declared victory over the Cryptolocker Trojan, calling its global operation against the Gameover Zeus botnet effective in completely knocking out the infrastructure used to communicate with the notorious ransomware.

Can ransomware steal data?

Ransomware attacks encrypt, or lock up, your programs or data files, but your data is usually not exposed, so you probably have nothing to worry about. A data breach could include theft of your online credentials: your user name and password.

What is the most common way to get infected with ransomware?

Ransomware is often spread through phishing emails that contain malicious attachments or through drive-by downloading. Drive-by downloading occurs when a user unknowingly visits an infected website and then malware is downloaded and installed without the user’s knowledge.

How does a ransomware virus like CryptoLocker work?

Malware like CryptoLocker often acts as a Trojan, meaning it can easily be disguised as a simple Word document or pdf, using a hidden extension (like .exe) that you can’t see in an email preview. The CryptoLocker ransomware attack, for example, tricks people into downloading a supposed “invoice” for a bill that’s overdue.

How long does it take to pay a ransom for CryptoLocker?

Impacted users typically have 72 hours to pay a ransom of around $300 for access to the private key, which decrypts the files. In some cases, the payment amount goes up after the initial timer runs out. In others, the key is simply destroyed and the files are lost forever.

Why is my computer being held for ransom?

If you’ve recently logged on to your computer, only to find all of your personal files encrypted and being held quite literally for ransom, you may have been victimized by the CryptoLocker ransomware virus or a similar piece of malware. Unfortunately, dealing with ransomware isn’t an easy task.

What happens to your data during a ransomware attack?

Local and cloud-based backups of your most important and sensitive files are very important. But if your backups are connected to your computer or server in any way, they could still be vulnerable to permanent encryption during a ransomware attack.