Internet Security Week - Edition Nº 78

In edition no. 78 of Internet Security Week , National Treasury suffers ransomware attack, Detran SP has data leaked, Lojas Renner goes offline after infection with ransomware and much more.

News

National Treasury suffers ransomware attack

The National Treasury Secretariat and B3 (stock exchange), responsible for the operations of Tesouro Direto, reported that the ransomware attack suffered last Friday (13) against the secretariat's internal network did not affect “in any way” the Treasury Direct platform.

By Andreia Verdelio in Agência Brasil

Lojas Renner goes offline after ransomware infection

Lojas Renner allegedly had its system infected by ransomware. According to images posted on social media, the company was already being extorted for US$1 billion to release the files, around R$5.4 billion at the current currency exchange rate.

By Felipe Payão in Tecmundo

Pix is used as bait in new SMS scams to steal money

Tactics used by criminals work similarly to fake invoices sent by email; Pix's speed makes scams easier, says Kaspersky.

By Ana Marques in Tecnoblog

Risks of corporate cyberattacks in Brazil are higher than the global average

The overall chance of business users being hit by computer cyber threats increased by 24% (from 11.25% to 13.9%) worldwide in one year. The conclusion is from Avast's most recent Global PC Risk Report, which analyzes threats blocked by the company from March 16, 2021 to April 14, 2021 in relation to the same period in 2020.

By Roseli Andrion on FreeGameGuide

Ministry of Economy reveals unidentified ransomware infection

The Ministry of Economy revealed that the internal network of the National Treasury Secretariat, the body responsible for the Federal Government's bank accounts, was the victim of an as-yet-unidentified ransomware. The attack was identified on Friday (13) and the ministry's statement was published on Saturday (14).

By Guilherme Petry in The Hack

Ransomware attacks Coca-Cola in Brazil

The operators of the BlackMatter ransomware published a post on their dark web leak site stating that they are in possession of 50 gigabytes of data from Solar Bebidas, the second largest manufacturer and bottler of the Coca-Cola System in Brazil, which is headquartered in Fortaleza, Ceará.

In CISO Advisor

Ransomware and data hijacking: how to protect yourself

Ransomware is a type of digital threat that blocks access to your files and data, demanding the payment of a ransom to unlock them. It is a form of extortion through data hijacking.

By Heini Thomas Geib on Lumiun Blog

Detran SP has leaked 2 million data

Detran-SP (São Paulo State Traffic Department) suffered an alleged leak on Monday afternoon (16). According to a publication on a cybercriminal forum, a seller advertises a database with 2 million lines registered in systems that contain sensitive driver information, such as full name, document number, car license plate and federative unit.

By Felipe Payão in Tecmundo

Accenture suffers attack, isolates machines, restores backup

A cyber attack – supposedly ransomware – hit Accenture servers, as confirmed by the company to the Bleeping Computer portal. The attack was claimed last night by a group of cybercriminals operating the LockBit ransomware. The cybercriminals published a list of stolen file names, claimed they had downloaded six terabytes of data, and demanded a $50 million ransom not to expose these files.

In CISO Advisor

Tokio Marine Singapore reveals unidentified ransomware infection

The office of insurer Tokio Marine in Singapore was the victim of a ransomware attack, the company revealed in a statement published on Monday (16). Tokio Marine is a multinational insurance provider, headquartered in Japan and has more than 39,000 employees spread across 38 different countries.

By Guilherme Petry in The Hack

New type of ransomware bribes employees to attack their own companies

Responsible for generating many headlines in recent years, digital kidnapping attacks (ransomware) attract the attention of criminals due to their high profitability — in some cases, ransoms paid reach millions.

By Felipe Gugelmin on Canaltech

Bitcoin exchange suspends withdrawals after $90 million theft

The Japanese exchange house for bitcoin (BTC) and other cryptocurrencies Liquid revealed this last Wednesday (18) that it was the victim of a cyber attack, in which hackers took more than US$90 million in cryptocurrencies from some digital wallets that were compromised. .

By Bruno Ignacio in Tecnoblog