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Threat Roundup for August 7 to August 14
1 min read
Today, Talos is publishing a glimpse into the most prevalent threats we’ve observed between August 7 and August 14. As with previous roundups, this post isn’t meant to be an in-depth analysis. Instead, this post will summarize the threats we’ve observed by highlighting key behavioral characteristics, indicators of compromise, and discussing how our customers are […]
Attribution: A Puzzle
1 min read
By Martin Lee, Paul Rascagneres and Vitor Ventura. Introduction The attribution of cyber attacks is hard. It requires collecting diverse intelligence, analyzing it and deciding who is responsible. Rarely does the evidence available to researchers reach a level of proof that would be acceptable in a court of law. Nevertheless, the private sector rises to […]
Barbervisor: Journey developing a snapshot fuzzer with Intel VT-x
1 min read
One of the ways vulnerability researchers find bugs is with fuzzing. At a high level, fuzzing is the process of generating and mutating random inputs for a given target to crash it. In 2017, I started developing a bare metal hypervisor for the purposes of snapshot fuzzing: fuzzing small subsets of programs from a known, […]
Threat Roundup for July 31 to August 7
1 min read
Today, Talos is publishing a glimpse into the most prevalent threats we’ve observed between July 31 and August 7. As with previous roundups, this post isn’t meant to be an in-depth analysis. Instead, this post will summarize the threats we’ve observed by highlighting key behavioral characteristics, indicators of compromise, and discussing how our customers are […]
Threat Roundup for July 24 to July 31
1 min read
Today, Talos is publishing a glimpse into the most prevalent threats we’ve observed between July 24 and July 31. As with previous roundups, this post isn’t meant to be an in-depth analysis. Instead, this post will summarize the threats we’ve observed by highlighting key behavioral characteristics, indicators of compromise, and discussing how our customers are […]
Adversarial use of current events as lures
1 min read
By Nick Biasini. The goal of malicious activity is to compromise the system to install some unauthorized software. Increasingly that goal is tied to one thing: the user. Over the past several years, we as an industry improved exploit mitigation and the value of working exploits has increased accordingly. Together, these changes have had an […]
Threat Roundup for July 17 to July 24
1 min read
Today, Talos is publishing a glimpse into the most prevalent threats we’ve observed between July 17 and July 24. As with previous roundups, this post isn’t meant to be an in-depth analysis. Instead, this post will summarize the threats we’ve observed by highlighting key behavioral characteristics, indicators of compromise, and discussing how our customers are […]
Prometei botnet and its quest for Monero
1 min read
Attackers are constantly reinventing ways of monetizing their tools. Cisco Talos recently discovered a complex campaign employing a multi-modular botnet with multiple ways to spread and a payload focused on providing financial benefits for the attacker by mining the Monero online currency. The actor employs various methods to spread across the network, like SMB with […]
Threat Roundup for July 10 to July 17
1 min read
Today, Talos is publishing a glimpse into the most prevalent threats we’ve observed between July 3 and July 10. As with previous roundups, this post isn’t meant to be an in-depth analysis. Instead, this post will summarize the threats we’ve observed by highlighting key behavioral characteristics, indicators of compromise, and discussing how our customers are […]