Posts tagged with: botnet

Unit 42 researchers discover Xbash, a new malware family tied to the Iron Group targeting Linux and Microsoft Servers

Unit 42 has uncovered new variants of the well-known IoT botnets Mirai and Gafgyt.

Unit 42 documents the emergence of three malware campaigns built on publicly available source code for the Mirai and Gafgyt malware families that incorporate multiple known exploits affecting Internet of Things (IoT) device.

Unit 42 researchers outline the evolution of Satori, a malware family targeting zero-day vulnerabilities in IoT devices

Unit 42 researchers have identified a new variant of the IoT/Linux botnet “Tsunami”, which we are calling “Amnesia”.

Over the past month, Palo Alto Networks has observed two spam campaigns targeting users residing in Italy. The spam emails attempt to install the pervasive Andromeda malware onto victim machines. This malware has been around since 2011 and shows no signs of stopping. Compromised hosts cause a victim’s machine to be attached to the Andromeda

Ransomware persists as one of the top crimeware threats thus far into 2016. While the use of document-based macros for ransomware distribution remains relatively uncommon, a new family calling itself “Locky” has borrowed the technique from the eminently successful Dridex to maximize its target base. We first learned of Locky through Invincea and expanded on

On January 31, a security researcher named Mohammad Faghani posted an analysis of malware that was being distributed through Facebook posts. Based on the number of “likes” the malware had generated, Faghani estimated that over 100,000 users had been infected with the malware. We have not been able to identify a common name for this

The Asprox/Kuluoz malware family has a special place in our hearts at Palo Alto Networks. This botnet-related Trojan malware has evolved from its 2007 roots into a simple and yet robust mass e-mail phishing threat that is the origin of a significant percentage of Internet spam today. This post further explores trends for this malware