Internet Safety Week - Edition No. 83

In edition #83 of Internet Security Week , a new Trojan horse is revealed: half of companies have vulnerable databases; a podcast on 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 is capable of remotely controlling a user's computer, allowing an attacker to perform operations, as well as displaying fake fields on the screen, so that the victim is compelled 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 the most during this period.

By Guilherme Petry in The Hack

Microsoft uncovers massive phishing-as-a-service scam

Microsoft announced yesterday that it had discovered a phishing-as-a-service operation called BulletProofLink, specializing in selling phishing kits, email templates, hosting, and automated email blasting services at a relatively low cost. The operation uses a very high volume of unique and newly created subdomains—more than 300,000.

In CISO Advisor

VoIP.ms telephone services disrupted by DDoS extortion attack

Hackers are targeting the internet voice 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 provider that offers affordable voice over IP services to businesses worldwide.

By Lawrence Abrams in Bleeping Computer

Nearly 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, with more than half being critical or of high severity. In Brazil, this rate is almost 20%, with an average of 14 flaws per database.

By Renato Rodrigues in Kaspersky Daily

Does a DNS firewall reduce the risk of ransomware attacks?

So, does a DNS firewall reduce the risk of ransomware attacks? This is one of the frequently asked questions when it comes to internet security management, especially since ransomware attacks have become increasingly common.

By Kelvin Zimmer on Lumiun's Blog

The first half of 2021 ended 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, representing a 16.17% increase 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 numbers (Brazilian taxpayer ID), addresses, facial photos, and dates of birth—even deceased individuals were included on the list.

By Roseli Andrion on Canaltech

Telegram becomes a new host for cybercriminals

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

In CISO Advisor