The Last Watchdog

JUNE 20, 2018

There’s a temptation to dismiss it as a mere nuisance; companies deep into ‘digital transformation,’ in particular, might be lulled into this sort of apathy. But in 2013 we saw the first crypto-ransomware, called CryptoLocker , that started a transition to monetization through crypto ransomware.

Cryptocurrency 176

Cryptocurrency Passwords Ransomware Malware 176

Security Affairs

APRIL 30, 2023

Nominate here: [link] Follow me on Twitter: @securityaffairs and Facebook and Mastodon Pierluigi Paganini ( SecurityAffairs – hacking, newsletter ) The post Security Affairs newsletter Round 417 by Pierluigi Paganini – International edition appeared first on Security Affairs.

Cybercrime 89

Cybercrime Malware Hacking Accountability 89

Security Affairs

JANUARY 8, 2019

51% attack refers to an attack on a blockchain by a group of miners that controls over 50% of the network’s mining hashrate. “On 1/5/2019, Coinbase detected a deep chain reorganization of the Ethereum Classic blockchain that included a double spend. ” reads a blog post published by Coinbase.

Cryptocurrency 94

Cryptocurrency Advertising Hacking 94

The Last Watchdog

MARCH 28, 2019

His blog, Krebs on Security , was knocked down alright. And since Dyn routed traffic, not just to Krebs’ blog, but also to Twitter, Spotify, Netflix, Amazon, Tumblr, Reddit and PayPal, those popular websites were offline for some 12 hours, frustrating millions. In fact, it can be argued that the opposite is happening.

DDOS 263

DDOS IoT DNS Internet 263

Security Affairs

APRIL 28, 2020

Once the machine is fully compromised, the attacker will install a complete hacking suite, composed of an IRC bot, an SSH scanner, a bruteforce tool, and an XMRIG crypto-miner. This directory contains the crypto mining module named kswapd0. Now let’s deep inside the perl script. Figure 1: Shellbot Bruteforcing.

Architecture 101

Architecture Malware Hacking DDOS 101

Security Affairs

DECEMBER 1, 2020

New blog: The threat actor BISMUTH, which has been running increasingly complex targeted attacks, deployed coin miners in campaigns from July to August 2020. Learn how the group tried to stay under the radar using threats perceived to be less alarming: [link] — Microsoft Security Intelligence (@MsftSecIntel) November 30, 2020. .

Cryptocurrency 96

Cryptocurrency Antivirus Manufacturing Government 96

Thales Cloud Protection & Licensing

OCTOBER 31, 2018

Those wearing electronic Jason masks have recently stalked other avenues of enterprise torture such as crypto-mining. In some cases, consequences can run even deeper and can lead to deep sixing your brand and even your organization. appeared first on Data Security Blog | Thales eSecurity. Ransomware.

Ransomware 91

Ransomware Encryption Malware CISO 91