article thumbnail

A Cryptomining botnet abuses Bitcoin blockchain transactions as C2 backup mechanism

Security Affairs

Crooks are exploiting BTC blockchain transactions to hide backup command-and-control (C2) server addresses for a cryptomining botnet. Security experts from Akamai have spotted a new botnet used for illicit cryptocurrency mining activities that are abusing Bitcoin (BTC) transactions to implement a backup mechanism for C2.

Backups 135
article thumbnail

Cryptocurrency exchange BuyUcoin hacked, data of 325K+ users leaked

Security Affairs

Indian cryptocurrency exchange Buyucoin suffered a security incident, threat actors leaked sensitive data of 325K users. A new incident involving a cryptocurrency exchange made the headlines, the India-based cryptocurrency exchange suffered a security incident, threat actors leaked sensitive data of 325K users on the Dark Web.

Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

The Link Between Ransomware and Cryptocurrency

eSecurity Planet

Cryptocurrency Fuels Ransomware. One constant in all this will be cryptocurrency, the coin of the realm when it comes to ransomware. Cryptocurrency really is fueling this in a sense. … If you were to take cryptocurrency away from that, they don’t have a convenient digital platform.

article thumbnail

“Can you try a game I made?” Fake game sites lead to information stealers

Malwarebytes

It specializes in stealing credentials stored in most browsers, session cookie theft for platforms like Discord and Steam, and information theft related to cryptocurrency wallets. The Nova Stealer and the Ageo Stealer are a Malware-as-a-Service (MaaS) stealer where criminals rent out the malware and the infrastructure to other criminals.

Scams 141
article thumbnail

Hackers steal $655K after picking MetaMask seed from iCloud backup

Bleeping Computer

MetaMask has published a warning for their iOS users about the seeds of cryptocurrency wallets being stored in Apple's iCloud if app data backup is active. [.].

Backups 104
article thumbnail

REvil Ransomware Gang Starts Auctioning Victim Data

Krebs on Security

“Others have gotten the message about the need for good backups, and probably don’t need to pay. A report published in mid-April by cryptocurrency research firm Chainalysis found that ransomware payments “have decreased significantly since the COVID-19 crisis intensified in the U.S. and Europe in early March.”

article thumbnail

Security Affairs newsletter Round 496 by Pierluigi Paganini – INTERNATIONAL EDITION

Security Affairs

Chinese threat actors use Quad7 botnet in password-spray attacks FBI arrested former Disney World employee for hacking computer menus and mislabeling allergy info Sophos details five years of China-linked threat actors’ activity targeting network devices worldwide PTZOptics cameras zero-days actively exploited in the wild New LightSpy spyware (..)