A new Linux stealth malware was discovered by researchers last week. The malware, named HiddenWasp, is a remote access tool that has two modes of infection depending on whether it has root level or user …
READ MOREDetecting and De-Cloaking HiddenWasp Linux Stealth Malware
Often, Linux malware will delete itself after it starts so that file scanners and integrity checks won’t see the binary present. It also can make forensic analysis harder if you can’t get to the binary …
READ MOREHow To Recover A Deleted Binary From Active Linux Malware
In this post and video we’re going to explore the Linux /proc directory further by digging into a live process and the environment variables it presents. The basic format for the command we’ll use is …
READ MOREUsing Linux Process Environment Variables for Live Forensics
In this video Sandfly founder Craig Rowland talks about agentless vs. agent based security for Linux. He’ll discuss why agentless approaches are better for compatibility and stability on Linux. Plus, he’ll discuss why agentless security …
READ MOREThe Advantages of Agentless Security and Intrusion Detection for Linux
In this video Sandfly founder Craig Rowland goes over the basics behind using command line tools on Linux to look into a suspicious process. You’ll learn how to start a benign process and have it …
READ MOREUsing Command Line Tools to Find Process Masquerading Linux Malware
When Sandfly Founder Craig Rowland was brought in to do his first penetration test many years ago, one of the first systems he broke into was a Unix system that had an uptime of four …
When the NSA and CIA source code leaked a couple years back, Sandfly founder Craig Rowland ignored the zero day attacks they had and studied their tactics in the code instead. In this video he’ll …
READ MOREHunting for Linux Intrusion Tactics is Better than Searching for Exploit Signatures
Intrusion detection thought for the day: Someone trying to hide is a signature. In this video, Sandfly founder Craig Rowland discusses why hunting for hiding tactics vs. specific exploit signatures is an effective way to …
READ MORENinjas on Rooftops – A Better Approach to Linux Threat Hunting
In this video Sandfly founder Craig Rowland discusses the importance of searching for Linux anti-forensic techniques on hosts you are protecting. Anti-forensics are techniques many intruders and malware use on Linux hosts to conceal their …
READ MOREWhy You Should Be Searching for Linux Anti-Forensics