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 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
This is the first in an ongoing series of short videos on topics around intrusion detection, Linux security, digital forensics, malware and anything else Sandfly Founder Craig Rowland finds interesting. Be sure to subscribe to …
Below is our command line compromise detection for Linux cheat sheet and presentation given at Purplecon 2018: Linux Compromise Detection Command Cheat Sheet Linux Compromise Detection Presentation Linux Compromise Detection Video The presentation and cheat …
READ MORELinux Command Line Forensics and Intrusion Detection Cheat Sheet
This year we have seen a huge uptick in cryptomining malware against Linux servers. The usual attack vector is the following: A brute force attack against SSH accounts. Automated install of a pre-compiled binary once …
Sandfly 1.2.6 Released This version of Sandfly has many internal performance improvements. Some sandfly checks have been sped up over 50%. We have also added a variety of new sandfly checks, some of which are …
READ MORELinux File Masquerading and Malicious PIDs – Sandfly 1.2.6 Update
Linux Binary Poisoning Detection Let’s talk about Linux binary poisoning. Binary poisoning is tampering with a system command and replacing it with a malicious version. This can be a wholesale replacement with a new file …
READ MORELinux Binary Poisoning Detection – Sandfly 1.1.18 Update
The latest Sandfly release has new features for file classification and file entropy scanning. We can now spot files that are trying to masquerade as something they aren’t, and spot files that may be packed …
READ MORESandfly 1.1.14 – Linux File Masquerading, Encrypted Malware Detection, and More