Two Italian researchers from the University of Padua have compiled an estimate of how much money, in bitcoin, has been generated by the various types of ransomware used by cyber-criminals.
"Good investments don't bite you on the bottom and say we're here. It takes good old hard work and research, the kind they do at Smith Barney ... they make money the old fashioned way: They earn it."
The njRAT, also known as Bladabindi, has been upgraded to push Lime Ransomware and a bitcoin wallet stealer.
Bitcoin stealing malware that swaps user accounts with that of the attacker was found to be hosted on Download.com servers for nearly a year.
Cryptocurrency miners are seemingly working away under every rock on the internet and there is good reason. It's an almost guaranteed payday with a negligible chance of being discovered.
A new ransomware attack called Thanatos demands payment in Bitcoin Cash, which contains a decryption bug that makes it impossible for attack victims to recover stolen files, reports security researcher Malware HunterTeam.
Hacker group Lazarus has renewed a phishing campaign it launched, but instead of injecting malware to access enterprise IT environments, the group is now injecting implants to identify those running Bitcoin-related software.
An analysis of 150 of popular dark web message boards, marketplaces and illegal services shows underground vendors gravitating toward Litecoin cryptocurrency as a viable alternative to Bitcoin when conducting transactions.
Previously on Grey's Anatomy... Grey Sloan Memorial Hospital's network was taken over by a hacker who demanded millions in Bitcoin, in what was essentially a ransomware attack.
While many in the cyber-security industry see cryptocurrencies as primarily a facilitator of cyber-crime and money laundering, they can now be used to buy info-security services.
Apps on Google Play and others could steal money and personal data from victims. App stores are hosting 661 blacklisted Bitcoin apps which leave users open to hackers, accoriding to a recently published report.
A cyber-attack that left computer screens at Hancock Regional Hospital in Greenfield, Indiana, USA, with a ransom message for bitcoin has caused the entire network at the hospital to go offline to stop damage to data of the patients.
The popular Bitcoin client Electrum has developed a patch for a critical vulnerability that allows malicious websites to steal from digital wallets that are not password-protected.
In addition to hiding cryptocurrency miners in the coding of websites, malicious actors may also increasingly conceal them within advertisements appearing on these sites.
Cyber-crime players are not stupid, which is probably why they are dumping Bitcoin and going with the smart(er) money...
A remote access trojan is targeting Bitcoin investors using spam emails claiming to advertise a new Bitcoin trading bot called Gunbot but instead spreads an Orcus RAT malware that looks to steal Bitcoin and more.
Hackers may have gotten away with £51 million of bitcoin after a cyber-attack hit the cryptocurrency mining platform NiceHash. The attack was highlighted on Twitter and Reddit with users saying they may lose hundreds of dollars.
Since no government or organisation regulates Bitcoin, there is no regulatory body that has access to its transaction history and paper trail which means criminals can use it to receive payment anonymously explains Josh Wardini
Bitcoin Gold issued a critical alert and expanded the recall window for the Windows Wallet installer after a link on its Download page and the file downloads on its Github release page were found to be serving two suspicious files.
Cryptocurrency extraction a bigger draw for hackers now
Mobile devices under increasing attack from malware, including ransomware, which has seen a 122 percent increase in variants as it becomes an increasingly attractive option for criminals.
Richard Howlett offers practical guidance on how to tell a fraudulent scheme from a genuine opportunity and outlines what to do if you were to fall victim to one of the new digital frauds.
Blockchain is known for powering cryptocurrencies, but developers are finding many other innovative uses for crypto-secure transactions, write Adam Palmer and Michael Palage.
With the value of crypto-currencies like bitcoin continuing to climb, cyber-criminals are looking to expand the tricks they use to steal these virtual dollars.
In the wake of the WannaCry ransomware which took out over 60 NHS trusts, SC ponders on where the blame lays.
Hein Alberts looks at how and why Bitcoin is being replaced as the cyber-criminal's crypto-currency of choice by other altcoins.
Malware which targeted IoT devices was doing more than launching DDoS attacks, researchers discovered, but they question how effective it would be.
It appears that AlphaBay, the largest dark web marketplace, has paid an extortionist several payments since August 2016 to protect the identity of its founder.
Researchers have spotted a piece of malware that has somehow gotten hold of genuine Apple code-signing signature.
Blockchain is held in high regard within tech circles. While cryptocurrencies using blockchain are thought of by some as facilitating cyber-crime and tax-dodging, blockchain can be used to achieve the opposite and is now predicted to revolutionise many business processes and democratise money itself.