Ransomware

Learn how ransomware works to remove it

How many times have you heard the word Ransomware? There are many conceptions about the word, some of which are true and some that aren’t. This article will help you to understand more about ransomware, how it works, and how one can remove it. So, before going deep on this topic let us start with a basic introduction of ransomware.

What is Ransomware?

As the name “Ransomware” implies it is somewhere connected to ransom asked by the hacker or social engineer to the victim against the stolen data. Ransomware is a kind of malware that encodes your files and data. Then, the phishers/ hackers ask for the money or any payment to restore the access of the data from the victim.

The victims are provided with the instructions by following that they can pay a fee to avail of the decryption key. The ransom or the amount for the encrypted data completely depends on the confidentiality and the importance for any person or organization. The entire process is used to blackmail a person. This is one of the heinous crimes one can be trapped for.

Several instances show that victims often pay hundreds of dollars to lakhs to save their data which are stolen and encrypted.

How does ransomware work?

To start with, there are several trajectories or ways where any ransomware can get access to a system. The most basic process is phishing spam or any phishing e-mail that has an attachment with it to confuse the recipient or the victim. These attachments come in disguise which is not at all trustworthy.

Once you download these files or documents this start taking over your system and start tricking the victim to provide access to any confidential files/documents etc. If you provide any administrative access, you should know that you have been phished or trapped. There are several other aggressive ways on which you may fall into the trap of ransomware. For example, NotPetya exploits all the security provisions to invade your system and corrupt your laptop or computer. This is a process without tricking any user. So, this can be even more dangerous for you!

Do you know what are the things ransomware can do to your system?

Apart from encrypting all your files and confidential documents, here are several things that can be done by ransomware. As per many resources, there are some of the cases where decrypting of some files becomes very tough only mathematical key works and there are high probabilities where your files can be destroyed and crashed. In these scenarios, only the attacker or the hacker can help you with the decoding of the files. Hence, the victims are forced to pay to get the documents back without ant tampering.

In the world of hacking, it is said that the mode of payment can happen to an untraceable Bitcoin account. Until the victim pays the hooping amount the files remain inaccessible and sending of these files to other systems can cause the crash and corruption in the chain. There are some of the types of ransomware which are infectious to the systems and can spread automatically across the internet in no time.

There are cases, where hackers have complained to law enforcement agencies to shut down the victim’s system completely by showing some unauthorized browsing on pornography or for using any illegal software and more. All these can lead to compensation etc. Hence, there are several ways of extorting money from a victim which makes them more susceptible to being victims of depression and suicide.

Ransomware Targets

Now that we know how ransomware works, let learn of the main targets! It is true that anyone can be the target of these dangerous attacks. But there is a specific section that is targeted. For example, highly designated officials who work for reputed Govt organizations or in some Private Companies are key targets. The ransom is asked by seeing the position, the confidentiality of any document that has been stolen or the department involved.

Sometimes, it can be random as well! Reputed Educational Organizations or Hospitals are always the soft target and the attackers try to demean their image in the market and it became easy to extort hooping amount from the authority. The same can go for Real Estate organizations where attackers can manipulate and temper any confidential document and ask for a huge amount of money. In some cases, various Government Agencies, Law Firms are the soft target because of the leak of any sensitive data in media that can cause huge harm to their reputation.

Prevention from Ransomware Attacks

There are several precautions and preventions can be taken to Ransomware attacks. All we need to do is adhere to some of the guidelines and make sure that all the files are password protected and have limited access to people. Human beings are the weakest links when attacks are concerned.

Please find the below pointers which can help you in preventing Ransomware Attacks:

  1. Keeping your OS or Operating System patched and upgraded is most important. The chances of exploitation become lesser from any vulnerabilities.
  2. Installing any software and providing it administrative privileges should be avoided. Installation of any software should be after proper investigation and interrogation from IT personnel.
  3. Using the right antivirus is important and makes sure about the brand that can easily detect any kind of malicious viruses and ransomware at the first go. Any unauthorized applications, whitelisting software should be expelled.

Finally, backing up all your files, make sure that these are saved in protected folders with passwords are great practices.

Removing Ransomware from Your System

An Even after a Ransomware attack you can regain control of your system.

To know more, you can check out the video link below!

The video has detailed information about Ransomware

If you want to know more about Ransomware and attacks, then you can contact us for help and suggestions. You can watch FREE EC-Council’s OhPhish demo and experience a virtual tour of how the best phishing solutions work and how they prevent cyber-attacks. Visit our website and social handles for more information!

FAQs

Q. What is ransomware?

Ransomware is a type of malicious software designed to block access to a computer system or computer files until a sum of money is paid. Ransomware spreads through phishing emails that contain malicious attachments or via drive downloading.
Read More: https://blog.eccouncil.org/ransomware-a-beginners-guide/

Q. What is a ransomware attack?

Ransomware attacks takes place when you click on an infected email attachment or visit already hacked or malicious websites.
Read More https://blog.eccouncil.org/local-governments-ransomware-attacks-hottest-target/

Q. Can ransomware be stopped?

Since ransomware exists via emails, email security is crucial to stop ransomware. This can stop ransomware from arriving on endpoint devices and block users from inadvertently installing ransomware onto their device.
Read More: https://blog.eccouncil.org/all-about-ransomware-does-it-pose-a-real-threat-in-2019/

References:

https://www.csoonline.com/article/3236183/what-is-ransomware-how-it-works-and-how-to-remove-it.html