Bitcoin 

German Programmer ‘Hacks Back’ After Bitcoin Ransomware Attack

German programmer Tobias Frömel (aka “battleck”) has “hacked back” the perpetrators of the Muhstik ransomware who forced him to pay 0.09 Bitcoin (BTC) to recover access to his files. In a Bleeping Computer forum post on Oct. 7, Frömel revealed that he had hacked the attackers’ database, sharing almost 3,000 decryption keys and a free decryptor with fellow victims. An illegal but sweet revenge Bleeping Computer previously reported that publicly exposed QNAP NAS devices have been targeted by ransomware dubbed Muhstik. The attackers extorted a fixed “fee” of 0.09 Bitcoin…

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Cryptocurrency 

Is the Regime Responsible for Major Hacks?

For many years now, the media periodically reports news regarding the alleged mischiefs pinned on the North Korean hackers that are seemingly detriment to target fintech businesses. But this fact seems quite odd, considering that the International Telecommunication Union estimated that the actual percentage of the population of the Democratic People’s Republic of Korea using the internet is close to zero. Definitively, it is an environment not favorable for nourishing the skills and ambitions neither of vicious cyber-criminals nor honest cyber-entrepreneurs. However, the North Korean case shows how cryptocurrencies —…

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Bitcoin 

North Korea Hacks Cryptocurrency Exchange With ‘First’ macOS Malware

North Korean hackers have infected a cryptocurrency exchange with malware for both Windows and macOS for reportedly the first time, Russian internet security company Kaspersky Lab announced Thursday, August 23. In Kaspersky’s report, the company reveals the malware — dubbed “AppleJeus” — made its way into the systems of an unnamed exchange after an employee downloaded a “tainted” app. Kaspersky now believes the app came from a fake developer with fake security certificates in a major operation by North Korean hacker collective Lazarus Group. The malware aimed to steal cryptocurrency…

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Bitcoin 

Komodo Hacks Itself and Saves Crypto Worth $13M After Learning of Security Vulnerability

Crypto wallet provider Komodo effectively hacked itself to prevent fraudsters from accessing its users’ funds, the company confirmed in a blog post on June 5. Security researchers had alerted the company to a vulnerability in its Agama wallet. Realizing that hackers could strike any moment, Komodo’s cybersecurity team decided to use the same exploit to move compromised crypto to safety. Explaining to users what happened, Komodo said: “We were able to sweep around 8 million KMD and 96 BTC from these vulnerable wallets, which otherwise would have been easy pickings for the…

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Cryptocurrency 

Exchange Hacks, Darknet and Money Laundering

Two prominent research papers have shed light on the latest crime trends affecting the cryptocurrency community over the past two years. Crypto analytics companies Chainalysis and CipherTrace released reports at the end of January that unpack some interesting data on the methods that criminals have used to steal and defraud users within the cryptocurrency and blockchain space. These reports paint an interest picture of the ever-changing cryptocurrency landscape and provides some food for thought about the use of crypto in criminal activity around the world. Exchange hacks and darknet trading…

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Ethereum 

Ethereum Hacks on the Rise Again as Price Remains Below $100

A fresh wave of hacks targeting Ethereum (ETH) holdings continues, despite the altcoin’s price trailing at 18-month lows, tech magazine ZDNet reported Dec. 10. Citing research by cybercrime monitoring company Bad Packets LLC, the publication revealed that the downturn in ETH/USD has failed to stop malicious parties attempting to steal funds from miners and investors. Scanning the network, hackers are trying to identify mining rigs and wallets with an exposed port 8545, which ultimately allows them to gain control and redirect ETH funds elsewhere. “Despite the price of cryptocurrency crashing…

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