Digging Deeper – An In-Depth Analysis of a Fast Flux Network

Fast Flux is a DNS technique used by botnets to hide various types of malicious activities, such as phishing, web proxying, malware delivery, and malware communication, behind an ever-changing network of compromised hosts acting as proxies. The Fast Flux network concept was first introduced in...

Online Trackers Increasingly Switching to Invasive CNAME Cloaking Technique

With browser makers steadily clamping down on third-party tracking, advertising technology companies are increasingly embracing a DNS technique to evade such defenses, thereby posing a threat to web security and privacy. Called CNAME Cloaking, the practice of blurring the distinction between...

CannibalRAT targets Brazil

This post was authored by Warren Mercer and Vitor Ventura Introduction Talos has identified two different versions of a RAT, otherwise known as a remote access trojan, that has been written entirely in Python and is wrapped into a standalone executable. The RAT is impacting users of a Brazilian...

Researchers Crack Furtim, SFG Malware Connection

New research is challenging what security researchers know about Furtim, a new malware strain that has been compared to Stuxnet because of its believed targeting of industrial controls in energy companies. According to security experts at Damballa, Furtim and the recently discovered SFG malware a...

Operation High Roller Banked on Fast-Flux Botnet to Steal Millions

A fraud ring that attacked financial transfer systems in an attempt to get at wealthy high-end banking customers used a complicated web of malware and compromised servers in several countries to walk off with an estimated $78 million earlier this year. While the attacks targeted financial systems...