One year after the release of the technical analysis of the Mumblehard Linux botnet, it is no longer active. ESET, in collaboration with the Cyber Police of Ukraine and CyS Centrum LLC, have taken down the botnet, stopping its spamming activities.
Today, ESET researchers reveal a family of Linux malware that stayed under the radar for more than 5 years. We have named this family Linux/Mumblehard. A white paper about this threat is available for download on WeLiveSecuriy.
Today, we are publishing research on ransomware that emerged in 2014. We have posted blog articles about this threat before, to raise awareness when we realized the criminals were targeting the United Kingdom and Spain.
Three weeks ago, iSIGHT Partners discovered a new Ransomware encrypting victims’ documents. They dubbed this new threat TorrentLocker. TorrentLocker propagates via spam messages containing a link to a phishing page where the user is asked to download and execute “package tracking information”. In August, only Australians were targeted with fake Australian Post package-tracking page. While
In this blog post, we provide an in-depth analysis of Linux/Ebury – the most sophisticated Linux backdoor ever seen by our researchers. It is built to steal OpenSSH credentials and maintain access to a compromised server.
We think that there could be rootkits targeting the OS X platform, but we have very limited visibility into that threat right now. We know that we don’t know. Today, ESET is releasing a simple tool to detect rootkits on OS X.
<h3><a class="wls-article" href="http://www.welivesecurity.com/2016/04/07/mumblehard-takedown-ends-army-of-linux-servers-from-spamming/">Mumblehard takedown ends army of Linux servers from spamming</a></h3><a class="wls-link" href="http://www.welivesecurity.com" target="_blank" >BY WELIVESECURITY.COM - security news, views and insight from ESET experts</a></div>