Shell Attack

Shell Attack (Unix/Linux)

The following out-of-the-box alert rules are assigned to the (Unix/Linux) Category: SHELL ATTACK.

ALERT RULE

Description

Opening a reverse shell

An alert is triggered upon detecting a login of an application (such as a web server) that does not normally perform login tasks. It can indicate a potential attack.

Opening root shell by a non-standard command

An alert is triggered upon detecting the opening of a root shell by a non-authorized command.

Opening root shell using SUDO command from script

An alert is triggered upon executing the SUDO command from within a script, which allows executing programs with security privileges of regular users or super users.