Internet Security Week - Issue 83

In the 83rd edition of Internet Security Week , new Trojan horse, half of companies have vulnerable databases, podcast about information security and much more.

News

New Trojan Horse Targets Banks in Brazil, Mexico, and Spain

A new family of Latin American malware is targeting banking institutions in Brazil, Mexico, and Spain. Numando can remotely control a user's computer, allowing an attacker to perform transactions, and also displays fake fields on the screen, forcing the victim to hand over credentials and other personal data that enable fraud.

By Felipe Demartini on Canaltech

More than 30 city halls have been hacked by cybercriminals since the end of last year

The systems of more than 30 Brazilian municipalities have been compromised by cybercriminals since the end of 2020, Trend Micro revealed on Tuesday (21). The data released by the company reveals that ransomware is one of the threats that stood out most during this period.

By Guilherme Petry in The Hack

Microsoft uncovers massive phishing-as-a-service

Microsoft announced yesterday that it had uncovered a phishing-as-a-service operation called BulletProofLink, which specializes in selling phishing kits, email templates, hosting, and automated email blast services at a relatively low cost. The operation uses a significant volume of unique, newly created subdomains—over 300,000.

In CISO Advisor

VoIP.ms phone services disrupted by DDoS extortion attack

Hackers are targeting voice-over-internet provider VoIP.ms with a DDoS attack and extorting the company to stop the attack, which is severely disrupting its operations. VoIP.ms is an internet telephony service company that offers affordable voice-over-IP services to businesses worldwide.

By Lawrence Abrams in Bleeping Computer

Almost half of companies have vulnerable databases

Nearly half of all companies have internal databases with known vulnerabilities. According to a report by Impreva, on average, a vulnerable database has 26 public flaws, more than half of which are critical or highly severe. In Brazil, this rate is nearly 20%, with an average of 14 flaws per database.

By Renato Rodrigues in Kaspersky Daily

Does DNS firewall reduce the risk of ransomware attack?

So, does a DNS firewall reduce the risk of ransomware attacks? This is a frequently asked question when it comes to internet security management, as ransomware attacks have become increasingly frequent.

By Kelvin Zimmer on Lumiun Blog

First half of 2021 ends with simultaneous cyberattacks on more than 50 Brazilian telecommunications companies

More than 50 Brazilian telecommunications companies suffered simultaneous DDoS attacks during the first half of 2021, which represents a growth of 16.17% compared to the first half of 2020.

By Guilherme Petry in The Hack

At least 44% of global industries have their data at risk

Data breaches have become increasingly frequent. In Brazil, a massive breach affected 223 million citizens in early 2021. The information collected included CPF (Brazilian Social Security Number), address, photo, and date of birth—even deceased individuals were included.

By Roseli Andrion on Canaltech

Telegram Becomes New Host for Cybercriminals

An investigation by Cyberint, a cyber intelligence group, in conjunction with the British newspaper Financial Times, uncovered a network of hackers sharing data leaks from thousands of subscribers in groups or channels. The content is known to be found on the dark web, accessed by many hackers using hidden software.

In CISO Advisor