Ransomware is malicious software that infects your computer and displays messages demanding a fee to be paid in order for your system to work again. This class of malware is a criminal moneymaking scheme that can be installed through deceptive links in an email message, instant message or website. It has the ability to lock a computer screen or encrypt important files with a password.
Types of ransomware?
There are two main types of ransomware:
- Locker ransomware
- Crypto ransomware
Locker ransomware, which locks the computer or device, and Crypto ransomware, which prevents access to files or data, usually through encryption
Ransomware attacks are significantly faster and cheaper to carry out—than any many other cyber models, and have a much higher payout. Take a banking Trojan operation for example. Prior to ransomware, banking Trojans were the most common form of malware.
What can ransomware do to your computer/data?
It is a type of malware that prevents users from accessing their system or personal files and demands ransom payment in order to regain access.
Ransomware: (spread across the world)!
well, ransomware infections reported recently shows that 45,000 attacks of the particular ransomware in 74 countries around the world, with most infections occurring in Russia. “It’s important to note that our visibility may be limited and incomplete and the range of targets and victims is likely much higher”.
Example of Ransomware are:
- Bad Rabbit
Few dos and don’ts when it comes to ransomware
- Do not pay the ransom.
- Restore any impacted files from your secure backup.
- Do not provide personal information when answering an email, unsolicited phone call, text message or instant message.
- Be sure to contact your IT department if you or your coworkers receive suspicious calls/mails
- Use good antivirus software and a firewall.
- Do employ content scanning and filtering on your mail servers.
- Do make sure that all systems and software are up-to-date with relevant patches.
- Alert your IT department if you are travelling to access public network.
- Use a trustworthy Virtual Private Network (VPN) while accessing public Wi-Fi
- Educate your employees
Ransomware removal guide
Step to follow: disconnect from the internet > Run a scan using internet security software >use ransomware decryption tool >restore files from backup
Finally, remember the fact that hackers are always looking for vulnerable people to attack. So, stay alert, educate yourself and Stay safe!!!
How long does ransomware take to encrypt files?
According to findings of an enlightening white paper that will be released in a matter of days, the average time it takes for ransomware to begin encrypting your files after execution is only three seconds.
Can ransomware spread through WIFI?
Can Ransomware Spread Over a Network? Yes, it is possible for a Ransomware to spread over a network to your computer. It no longer infects just the mapped and hard drive of your computer system.
Shree is based in Butwal, Nepal. Shree holds a degree in M.Sc. (IT) and began working at New Horizons, Nepal Center in 2007-2012. After that Shree contributes to various reputed firms in Kathmandu with his years’ of experiences in Teaching, IT administration, Management and Consulting Services especially in Payment/Software industries (IT infrastructures and Security solution). Check about page for details!