In the 94th edition of Internet Security Week, we cover the hacking of the Ministry of Health's website, the most used passwords in 2021, the world's most dangerous malware targeting Brazil, and much more.
News
Brazilian Ministry of Health website hacked? Group claims data will be deleted
The Ministry of Health website appears to have been hacked in the early hours of Friday (10), with a message about copying and deleting data being published in its place. The defacement mentions the deployment of ransomware on the ministry's systems, as well as the obtaining and deletion of 50 TB of information belonging to the agency.
By Felipe Demartini on Canaltech
The most commonly used passwords in 2021 are also the most insecure
A new study on the most common passwords used in 2021 reveals that users continue to opt for weak passwords that are easy for cybercriminals to guess.
By Juan Manuel Harán in Welivesecurity
New companies are 400% more likely to fall victim to fraud, study reveals
New companies, created from January 2020 onwards, are 425% more likely to suffer attempted fraud, according to an internal study by ClearSale, a Brazilian anti-fraud solutions firm.
By Guilherme Petry in The Hack
The data breach affects 80,000 South Australian government employees
The South Australian government has announced that the sensitive personal information of tens of thousands of its employees was compromised following a ransomware attack that hit the system of an external payroll software provider last month.
By Bill Toulas on Bleepingcomputer
Hackers steal $119 million from the 'Web3' encryption project
An unknown hacker or hackers stole $119 million worth of cryptocurrency from a blockchain-based decentralized finance (DeFi) platform.
By Lorenzo Franceschi-Bicchierai in Vice
Microsoft 'confiscates' 42 websites used by Chinese hackers
The company says the attacks were carried out to collect information from government agencies and human rights groups.
In CISO Advisor
Conti Ransomware: Main characteristics and how its affiliates work
Conti is a malware belonging to the ransomware family. The threat was discovered between October and December 2019 and operates as Ransomware as a Service (RaaS). This means that the developers offer this ransomware on underground forums to recruit affiliates, who are responsible for distributing the threat in exchange for a percentage of the profits obtained from ransom payments.
By Fernando Tavella in Welivesecurity
BlackCat – This year's most sophisticated ransomware
The new ALPHV ransomware operation, also known as BlackCat, was launched last month and may be the most sophisticated ransomware of the year, with a highly customizable feature set that allows attacks across a wide variety of corporate environments.
By Lawrence Abrams on Bleepingcomputer
IKEA is the victim of a complex phishing attack and has its internal email service compromised
IKEA, the Swedish multinational furniture and home goods company, is facing a complex ongoing phishing campaign where cybercriminals are using internal company emails to send more fake messages to other employees. BleepingComputer, which had access to internal company emails, reports that employees are being warned about the attack.
By Guilherme Petry in The Hack
The world's most dangerous malware is back, and Brazil is among the hardest hit
Emotet continues its return to operations, with a survey indicating Brazil as the fourth most infected country by the malware. The malware, capable of opening entry points for criminals and facilitating ransomware attacks, among other things, has been registering a gradual increase in its activity.
By Felipe Demartini on Canaltech
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