Category Archives: bitcoin

Cryptocurrency Mining Post-Bitcoin

While the age of using your own computer to mine Bitcoin during spare CPU cycles has long passed, average folks aren’t entirely shut out of the cryptocurrency game yet. Luckily, Bitcoin isn’t the only game in town anymore, and with GPUs coming down in price it’s possible to build a mining rig for other currencies like Etherium.

[Chris]’s build starts with some extruded aluminum and a handful of GPUs. He wanted to build something that didn’t take up too much space in the small apartment. Once the main computer was installed, each GPU was installed upwards in the rack, with …read more

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Raspberry Pi Malware Mines BitCoin

According to Russian security site [Dr.Web], there’s a new malware called Linux.MulDrop.14 striking Raspberry Pi computers. In a separate posting, the site examines two different Pi-based trojans including Linux.MulDrop.14. That trojan uses your Pi to mine BitCoins some form of cryptocurrency. The other trojan sets up a proxy server.

According to the site:

Linux Trojan that is a bash script containing a mining program, which is compressed with gzip and encrypted with base64. Once launched, the script shuts down several processes and installs libraries required for its operation. It also installs zmap and sshpass.

It changes the password of the

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Posted in bitcoin, cybersecurity, Dr.Web, news, Raspberry Pi, security hacks, trojan, trojanhorse | Leave a comment

Global Cyber Attack Halted: Autopsy Time

Friday saw what looked like the most dangerous ransomware infection to date. The infection known as WannaCry was closing down vital hospital IT systems across the UK canceling major operations and putting lives at risk.

Spread Halted?

It spread further around the world and almost became a global pandemic. Although machines are still encrypted demanding Bitcoin, one security blogger [MalwareTech] halted the ransomware by accident. As he was analyzing the code he noticed that the malware kept trying to connect to an unregistered domain name “iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com”. So he decided to register the domain to see if he could get some …read more

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Posted in accidental hero, bitcoin, Internet of Stupid, news, ransomware, security hacks, security update, wannacry, windows xp, worm | Leave a comment