Grinex crypto exchange shuts down, blames Western agencies for $13.7M breach

Grinex exchange collapses after $13.7M breach, blames Western spies as Chainalysis flags possible exit scam and sanctions evasion network links claims...

Tudou Guarantee Marketplace Halts Telegram Transactions After Processing Over $12 Billion

A Telegram-based guarantee marketplace known for advertising a broad range of illicit services appears to be winding down its operations, according to new findings from Elliptic. The blockchain intelligence company said Tudou Guarantee has effectively ceased transactions through its public Telegr...

North Korea-Linked Hackers Steal $2.02 Billion in 2025, Leading Global Crypto Theft

Threat actors with ties to the Democratic People's Republic of Korea DPRK or North Korea have been instrumental in driving a surge in global cryptocurrency theft in 2025, accounting for at least $2.02 billion out of more than $3.4 billion stolen from January through early December. The figure...

Ross Ulbricht Got a $31 Million Donation From a Dark Web Dealer, Crypto Tracers Suspect

Crypto-tracing firm Chainalysis says the mysterious 300-bitcoin donation to the pardoned Silk Road creator appears to have come from someone associated with a different defunct black market: AlphaBay...

Ransomware Payments Hit a Record $1.1 Billion in 2023

After a slowdown in payments to ransomware gangs in 2022, last year saw total ransom payouts jump to their highest level yet, according to a new report from crypto-tracing firm Chainalysis...

‘Stablecoins’ Enabled $40 Billion in Crypto Crime Since 2022

A new report from Chainalysis finds that stablecoins like Tether, tied to the value of the US dollar, were used in the vast majority of crypto-based scam transactions and sanctions evasion in 2023...

U.S. Treasury Sanctions Russian Money Launderer in Cybercrime Crackdown

The U.S. Department of the Treasury imposed sanctions against a 37-year-old Russian woman for taking part in the laundering of virtual currency for the country's elites and cybercriminal crews, including the Ryuk ransomware group. Ekaterina Zhdanova, per the department, is said to have facilitate...

Ransomware Hackers and Scammers Utilizing Cloud Mining to Launder Cryptocurrency

Ransomware actors and cryptocurrency scammers have joined nation-state actors in abusing cloud mining services to launder digital assets, new findings reveal. "Cryptocurrency mining is a crucial part of our industry, but it also holds special appeal to bad actors, as it provides a means to acquir...

Norway Seizes $5.84 Million in Cryptocurrency Stolen by Lazarus Hackers

Norwegian police agency Økokrim has announced the seizure of 60 million NOK about $5.84 million worth of cryptocurrency stolen by the Lazarus Group in March 2022 following the Axie Infinity Ronin Bridge hack. "This case shows that we also have a great capacity to follow the money on the blockchai...

Canadian Netwalker Ransomware Affiliate Sentenced to 20 Years in U.S. Prison

A former affiliate of the Netwalker ransomware has been sentenced to 20 years in prison in the U.S., a little over three months after the Canadian national pleaded guilty to his role in the crimes. Sebastien Vachon-Desjardins, 35, has also been ordered to forfeit $21,500,000 that was illicitly...

U.S. Offers $10 Million Reward for Information on North Korean Hackers

The U.S. State Department has announced rewards of up to $10 million for any information that could help disrupt North Korea's cryptocurrency theft, cyber-espionage, and other illicit state-backed activities. "If you have information on any individuals associated with the North Korean...

De-anonymizing Bitcoin

Andy Greenberg wrote a long article -- an excerpt from his new book -- on how law enforcement de-anonymized bitcoin transactions to take down a global child porn ring. Within a few years of Bitcoins arrival, academic security researchers -- and then companies like Chainalysis -- began to tear...

Conti?s Hacker Manuals ? Read, Reviewed & Analyzed

Conti is a notorious ransomware group that targets high-revenue organizations. They were first detected in 2020, and appear to be based in Russia. It is believed that the group is the successor to Ryuk ransomware group. According to Chainalysis, The ransomware group was the highest grossing of al...

Conti’s Hacker Manuals — Read, Reviewed & Analyzed

Conti is a notorious ransomware group that targets high-revenue organizations. They were first detected in 2020, and appear to be based in Russia. It is believed that the group is the successor to Ryuk ransomware group. According to Chainalysis, The ransomware group was the highest grossing of al...

Don Spies and Kim Grauer on tracking illicit Bitcoin transactions

In this episode of Security Nation, we’re joined by Don Spies and Kim Grauer of Chainalysis. They discuss the relationship between ransomware and cryptocurrency and how Chainalysis leverages unique characteristics of the latter to combat the former. Stick around for our Rapid Rundown, where Tod a...

Arrest, Seizures Tied to Netwalker Ransomware

U.S. and Bulgarian authorities this week seized the darkweb site used by the NetWalker ransomware cybercrime group to publish data stolen from its victims. In connection with the seizure, a Canadian national suspected of extorting more than $27 million through the spreading of NetWalker was charg...

McAfee ATR Analyzes Sodinokibi aka REvil Ransomware-as-a-Service – Follow The Money

ARCHIVED STORY McAfee ATR Analyzes Sodinokibi aka REvil Ransomware-as-a-Service – Follow The Money By John Fokker · October 14, 2019 Episode 3: Follow the Money This is the third installment of the McAfee Advanced Threat Research ATR analysis of Sodinokibi and its connections to GandCrab, the mos...