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On June 13th 2017, US-CERT issued a joint Technical Alert (TA17-164A) entitled Hidden Cobra – North Korea’s DDoS Botnet Infrastructure. The alert, which was the result of analytic...

This post takes a look at a new banking malware that has, so far, been targeting financial institutions in Latin America—specifically, Mexico and Peru. Initially, we’ve called it...

The ASERT research team has recently done some work reverse engineering a family of malware called "Zyklon H.T.T.P." that is written using the .Net framework. Zyklon (German for...

Information regarding the WannaCry ransomware is spreading as quickly as the malware itself and is expected to do so throughout the weekend. This blog provides some information...

Over the past few months there has been a lot of research and press coverage on the Shamoon campaigns. These have been the attacks on Saudi Arabian companies where a destructive...

Introduction Each week ASERT produces a weekly threat intelligence bulletin for Arbor customers. In addition to providing insights into the week's security news and reviewing ASERT...

A malware researcher known as Antelox recently tweeted about an unknown malware sample that caught our eye. Upon further investigation, it is a modular malware known as Acronym and...

by Steinthor Bjarnason, Senior ASERT Security Analyst and Roland Dobbins, ASERT Principal Engineer CloudFlare are probably best known as a DDoS mitigation service provider, but...

IBM analysts recently unveiled a first look at how threat actors may have placed Shamoon2 malware on systems in Saudi Arabia. Researchers showcased a potential malware lifecycle...

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Red Team analysis is the process of viewing a situation from the perspective of an adversary thus providing insights beyond those that might otherwise be limited by normative biases.

A recent tweet mentioned that a new banking malware called “Nuclear Bot” has started to appear for sale on underground marketplaces. Its price starts around $2500 which is more than double the price of another recent entry to the marke

In late November of 2016, a new Mirai variant emerged that leveraged a propagation mechanism different from the Telnet-based brute forcing mechanism originally provided in the leaked Mirai source code.

This report describes several elements of a ransomware staging system using the Nemucod malware to deliver CryptFile2 (aka Hydracrypt.A and Win32/Filecoder.HydraCrypt.C) ransomware...

Cyphort recently published an article about the Buhtrap banking trojan [ https://www.cyphort.com/banking-malware-buhtrap-caught-action/], targeting users of Russian and Ukrainian...

In early October, Flashpoint released an analysis of an underground forum advertisement for a new malware family known as FlokiBot. It took some time before a sample was found in...

DOWNLOAD FULL REPORT HERE DOWNLOAD INDICATORS OF COMPROMISE (IOCs) HERE This paper documents attempted exploitation activity aimed at Uyghur interests outside of China...

Since its inception in August of 2016, the Mirai ‘Internet-of-Things’ (IoT) botnet, comprised largely of internet-enabled digital video recorders (DVRs), surveillance cameras, and other Internet-enabled embedded devices, has been utilized by attackers to launch multiple high-profile, high-impact DDoS attacks against various Internet properties and services