Linux Forensics
Linux Stealth Rootkit Process Decloaking Tool Updated
Decloaking Linux stealth rootkits that are hiding processes from view is easy with our free tool sandfly-processdecloak which has been updated below: sandfly-processdecloak on Github This free tool…
How To Detect and Decloak Linux Stealth Rootkit Data
Linux stealth rookits have a variety of mechanisms to hide on a host. Aside from standard tactics such as hiding running processes (which we show you how to decloak here ), they also can hide data…
Sandfly Linux File Entropy Scanner Updated
Our entropy scanner sandfly-filescan has been updated and renamed to sandfly-entropyscan and now features Linux process scanning to help quickly spot packed and encrypted malware. You can get it…
BPFDoor - An Evasive Linux Backdoor Technical Analysis
Recently Kevin Beaumont revealed a new evasive backdoor targeting Linux associated with the Chinese Red Menshen threat actors. In his article he reveals that this backdoor has been operating globally…
Log4j Kinsing Linux Stealth Malware in the Wild
A severe vulnerability in the popular Java Log4j package ( CVE-2021-44228 ) allows remote code execution on Linux and other platforms. Within about a day of being publicized, the cryptomining malware…
Linux Stealth Rootkit Malware with EDR Evasion
Recently, Sandfly was contacted to investigate an incident involving a novel piece of Linux stealth malware. What made this malware interesting is it deployed a full stealth rootkit to hide itself,…