$5.2 billion in BTC transactions tied to top 10 ransomware variants – US Treasury

More than $5 billion in bitcoin transactions has been tied to the top ten ransomware variants, according to a report released by the US Treasury on Friday. The department’s Financial Crimes Enforcement Network (FinCen) and Office of Foreign Assets Control Read More …

Coinbase hackers exploit multi-factor flaw to steal from 6,000 customers

Bad actors were able to infiltrate the accounts of and steal cryptocurrency from around 6,000 Coinbase customers by exploiting a multi-factor authentication flaw, according to Bleeping Computer. The cryptocurrency exchange told the publication that its security team observed a large-scale Read More …

$600m in cryptocurrencies swiped from Poly Network servers after security snafu

Poly Network, a Chinese software biz that processes cryptocurrency transactions across different blockchain platforms, urged hackers to return $600m worth of stolen digital cash in what it called the “biggest [attack] in DeFi history.” DeFi stands for decentralised finance. Protocols Read More …

FBI Claws Back Millions of DarkSide’s Ransom Profits

United States law enforcement has clawed back approximately $2.3 million of the ransom allegedly paid to DarkSide by Colonial Pipeline last month, the Department of Justice (DOJ) and FBI announced in a joint press conference on Monday. “Today we turned Read More …

Russian underground forums launch competitions for cryptocurrency, NFT hacks

Cybercriminals in underground forums have been soliciting techniques for compromising cryptocurrency services. Capture the Flag competitions, conference calls for papers, and gamification in cybersecurity courses designed to equip learners with hands-on skills are all common in the white hat realm, Read More …

Russian dark web marketplace Hydra cryptocurrency transactions reached $1.37bn in 2020

An investigation into the Hydra marketplace has revealed surging transaction volumes and a thriving — albeit illicit — cryptocurrency ecosystem. On Tuesday, Flashpoint and Chainalysis jointly released a report into Hydra, a marketplace in the dark web. At its inception Read More …

North Korean hackers behind CryptoCore multi-million dollar heists

Security researchers piecing together evidence from multiple attacks on cryptocurrency exchanges, attributed to a threat actor they named CryptoCore have established a strong connection to the North Korean state-sponsored group Lazarus. The group is believed to have stolen hundreds of Read More …