Cookie-gated PHP webshells use obfuscation, php-fpm execution, and cron-based persistence to evade detection in Linux hosting environments. This post examines how this tradecraft conceals execution ...

Web shells, a common type of post-exploitation tool that provides easy-to-use interface through which to issue commands to a compromised server, have become increasingly popular as attackers become ...

Researchers have provided insight into China Chopper, a web shell used by the state-sponsored Hafnium hacking group. Hafnium is a group of cyberattackers originating from China. The collective ...

A court-approved FBI operation was conducted to remove web shells from compromised US-based Microsoft Exchange servers without first notifying the servers' owners. On March 2nd, Microsoft released a ...

Malware known as China Chopper is behind the recent headline-making attacks against vulnerable Microsoft Exchange Servers worldwide. China Copper is a type of malicious software known as a Web shell, ...