Tag Archives: botnets

After lying low, SSH botnet mushrooms and is harder than ever to take down

reader comments 35 with 28 posters participating Share this story Two years ago, researchers stumbled upon one of the Internet’s most intriguing botnets: a previously undiscovered network of 500 servers, many in well-known universities and businesses around the world, that was impervious to normal takedown methods. After lying low for 16 months, those researchers said,… Read More »

Thousands of AT&T customers in the US infected by new data-stealing malware

Getty Images reader comments 46 with 34 posters participating, including story author Share this story Thousands of networking devices belonging to AT&T Internet subscribers in the US have been infected with newly discovered malware that allows the devices to be used in denial-of-service attacks and attacks on internal networks, researchers said on Tuesday. The device… Read More »

Critical Cobalt Strike bug leaves botnet servers vulnerable to takedown

Enlarge / You did a bad bad thing. reader comments 19 with 19 posters participating Share this story Governments, vigilantes, and criminal hackers have a new way to disrupt botnets running the widely used attack software Cobalt Strike, courtesy of research published on Wednesday. Cobalt Strike is a legitimate security tool used by penetration testers… Read More »

The bitcoin blockchain is helping keep a botnet from being taken down

reader comments 25 with 19 posters participating Share this story When hackers corral infected computers into a botnet, they take special care to ensure they don’t lose control of the server that sends commands and updates to the compromised devices. The precautions are designed to thwart security defenders who routinely dismantle botnets by taking over… Read More »