In issue #111 of Internet Security Week , we cover serious vulnerabilities in Google Chrome, phishing with WhatsApp voice messages, Brazil as a preferred target for cybercriminals, and much more.
News
One-third of phishing campaigns last less time than people imagine.
Widespread phishing campaigns conducted via email, using fraudulent links and mimicking the appearance of communications from large companies, tend to have a short lifespan.
By Felipe Demartini on Canaltech
Trojans and adware are the most widespread malware in Brazil.
A survey by the cybersecurity company Avast reveals that of the ten most prevalent types of malware in Brazil, banking trojans — or Trojan horses as they are also known — dominated the cyber risk landscape, accounting for 26.86% of threats targeting Windows and macOS devices, while adware occupies the top position on the list (59.36%) of threats targeting Android devices.
In CISO Advisor
10 serious vulnerabilities in Google Chrome
Google has patched 28 vulnerabilities by releasing update 100.0.4896.60 for the Chrome browser. At least 9 of them are classified as high severity.
In Kaspersky Daily
What are indicators of an attack?
Learn what attack indicators are, what function they serve, and how they differ from compromise indicators.
By Sol González in We Live Secutiry
Phishing emails containing WhatsApp voice messages with information-stealing malware.
A new WhatsApp phishing campaign mimicking WhatsApp's voice messaging feature has been discovered, attempting to spread information-stealing malware to at least 27,655 email addresses.
By Bill Toulas on Bleeping Computer
Data leak in Brazil: the worst is yet to come
The year 2021 broke records for data breaches in companies. It was the highest number of digital privacy violations in Brazilian history. This significant number of data breaches is a clear sign that the worst is yet to come.
By Kelvin Zimmer on Lumiun Blog
Nearly 1/5 of global companies have already been targeted by Spring4Shell abuse.
Check Point Research (CPR), the threat intelligence division of Check Point Software, says it detected 37,000 such attempts in the first four days after the disclosure, which, based on extrapolation of the numbers, means that about 16% of global organizations were affected.
In CISO Advisor
Brazil is a prime target for criminals, even "outside" of cyber warfare.
Atento, JBS, the Ministry of Health, CVC, and Localiza are names from distinct sectors, united by two common elements: they are among the largest companies in Brazil and have recently been the target of major cyberattacks that disrupted their operations to varying degrees.
By Felipe Demartini on Canaltech
How the dark web is turning to social media.
A journey into the most hidden corners of Telegram, which has become a magnet for criminals selling everything from illegal drugs to counterfeit money and Covid-19 vaccination certificates.
By Jake Moore in We Live Security
Podcast
Most common scams in online payments
- ESET Brazil Portal – We Live Security
- In this second episode of Conexão Segura, a podcast produced by the ESET Brazil team, our security researcher, Daniel Barbosa, explains the risks that users can face when making online payments and the challenges financial institutions encounter in this landscape of digital threats.
Not yet subscribed to our newsletter to receive this content weekly in your email? Then sign up using the link below:
https://br.lumiun.com/semana-da-seguranca-na-internet
Share the link with your colleagues and friends.
