Cookie-gated PHP web shells enable persistent Linux RCE via cron-based re-creation, reducing detection in routine traffic ...

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 ...

Cookie-gated PHP webshells use obfuscation, php-fpm execution, and cron-based persistence to evade detection in Linux hosting ...

In recent months, attackers have increased their use of programs that run on Internet-facing servers as a way to remotely control compromised systems and networks, according to security firms and ...

Tanya Candia is an international management expert, specializing for more than 25 years in information security strategy and communication for public- and private-sector organizations. Stealthy, ...

Microsoft says the number of malicious web shells installed on web servers has almost doubled since its last count, last year in August 2020. Systems running the Windows 10 Anniversary Update were ...

Microsoft has warned that inadequate security on web applications and internet-facing servers is allowing hackers to use web shells in their tens of thousands each month to launch attacks. Web shells ...

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 ...