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Google warns that ransomware in Vietnam is increasing by 200%

Saturday, October 16, 2021 06:30 AM (GMT+7)

According to research results of VirusTotal and Google, ransomware has increased by nearly 200% compared to the original time in Vietnam.

Ransomware increased 200% in Vietnam

Due to the impact of the COVID-19 pandemic, businesses and individuals around the world are digitally transforming, getting used to working online, and facing many risks in cyberspace, especially in cyberspace. especially ransomware or phishing emails.

Ransomware is not a new security risk in Vietnam, they have continuously grown in number and level of danger over recent years.

Basically, ransomware infiltrates personal computers or business systems through phishing methods, they encrypt important data files on the device and demand ransom in digital currency ( BTC). Victims cannot decrypt to recover data encrypted by ransomware.

According to research results of VirusTotal and Google, ransomware has increased by nearly 200% compared to the original time in Vietnam. The report records data from 140 countries and shows that from 2020 to July 2021, more than 130 families of ransomware have been activated, of which GandCrab is the most powerful ransomware.

In addition, according to data from the National Cyber ​​Security Monitoring Center (NCSC), in the first eight months of 2021, the Information Security Administration recorded 5,082 cyber attacks that caused problems on systems. information in Vietnam (1,212 Phishing, 970 Deface, 2,900 Malware), up 25.82% over the same period in the first 8 months of 2020.

The reason for the increase in the number of cyberattacks compared to the previous month is that in the past month, the situation of the COVID-19 epidemic is still increasing, and it is complicated and spreading very quickly in the southern provinces and cities, as well as in the world. gender.

At the same time, the application of social distancing measures across the province and city according to Directive 16, the vaccination situation across the country led to an increase in the number of users and time using social networks in the country. .

Therefore, taking advantage of the attention of the whole society to the situation of COVID-19 epidemic, vaccination, cyber attackers continue to carry out many phishing attacks, fraudulent websites appear more. (fake Ministry of Health website, charity donation pages…).

Top 10 countries most affected by ransomware attacks. Photo: VirusTotal and Google

To protect businesses from cyberattacks including the growing threat of ransomware, Google’s platforms and products are designed to be secure by default.

Most prominent is the Chrome OS cloud operating system from Google, there has never been a ransomware attack reported on any Chrome OS device from businesses, institutions or consumers.

In addition, with email at the heart of many malicious attacks, Gmail’s advanced malware and phishing protection provides controls for email isolation, protection against Unusual attachment types and protection from incoming spoofed emails.

Raise awareness for businesses and users

In parallel with creating safe products, Google and NCSC have launched Phishing Quiz, a quiz that tests users’ awareness of phishing scams. on the website of the National Cyber ​​Security Monitoring Center (NCSC).

The test consists of 8 questions that simulate some very real email scam scenarios that anyone can encounter and fall for. Through the Phishing Quiz, Google and NCSC help users equip themselves with knowledge and increase their vigilance against strange emails being sent, safely protecting user accounts from crooks on the Internet environment.

Right now, Vietnamese users can access the address to take the test and improve their knowledge, beware of phishing emails.



That is the group of hackers that once caused the theft of nearly 1 billion USD at a Bangladeshi bank that shocked the security and financial world.


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