Getting In The Fight
Let’s talk about how to be effective detecting intruders. Or what we at Sandfly Security simply call: Getting in the fight. First to lay some groundwork, the policy of Sandfly Security is that we don’t …
Linux Stealth Rootkit Process Decloaking Tool – sandfly-processdecloak
We have released a new tool called sandfly-processdecloak designed to decloak hidden processes from two common and easily deployed Linux Loadable Kernel Module (LKM) stealth rootkits: Diamorphine and Reptile. You can download the tool from …
Sandfly 2.7.0 – Mitre ATT&CK Tags, Enhanced Linux Stealth Rootkit De-Cloaking and SCTP Backdoor Detection
Sandfly 2.7.0 is now out and features some significant upgrades. Sandfly modules now are tagged with Mitre ATT&CK categories and tactics. We are able to completely decloak even more hidden processes with Linux Loadable Kernel …
Detecting Linux memfd_create() Fileless Malware with Command Line Forensics
A developing threat to Linux over the last several years has been the idea of fileless malware. Fileless malware is designed to inject itself into a running Linux system and leave no traces on the …
Splunk App for Sandfly Agentless Intrusion Detection for Linux Now Available
We are pleased to announce the release of the Sandfly Splunk app. This new app is available on Splunkbase. Sandfly users can now combine the powerful search and analysis features of Splunk, with Sandfly’s leading …
Using Elasticsearch and Kibana to Investigate Suspicious Linux Activity with Sandfly
In this video we’re going to show you how to use Sandfly with Elasticsearch Kibana dashboards to search for and investigate a suspicious process on Linux. We’ll go over Sandfly’s agentless collection of Linux operating …
Sandfly 2.6.0 – Elasticsearch Replication, Linux Docker Container Security Scanning, Hidden Process De-Cloaking and More
Sandfly 2.6.0 has been released and now has the ability to use external Elasticsearch databases. This new feature allows you to use Elasticsearch’s Kibana and other tools to analyze and display Sandfly data. We also …
Detecting Linux Kernel Process Masquerading with Command Line Forensics
Linux kernel process masquerading is sometimes used by malware to hide when it is running. Let’s go over how you can unmask a piece of Linux malware using this tactic. What is Linux Kernel Process …
Sandfly 2.5.2 – Scheduling Priority, Detecting Command Line Web Servers, Port Scanners and Kernel Thread Masquerading
Sandfly 2.5.2 has been released and now allows you to set the priority of scans on remote hosts to limit processor impacts. It also expands coverage for command line web server detection, flags more port …