Re: intercepting syscalls

Chris Wright
2005-04-15T20:26:59Z

* Daniel Souza (thehazard@gmail.com) wrote:
> No, I was tracking file creations/modifications/attemps of
> access/directory creations|modifications/file movings/program
> executions with some filter exceptions (avoid logging library loads by
> ldd to preserve disk space).
>
> It was a little module that logs file changes and program executions
> to syslog (showing owner,pid,ppid,process name, return of
> operation,etc), that, used with remote syslog logging to a 'strictly
> secure' machine (just receive logs), keep security logs of everything
> (like, it was possible to see apache running commands as "ls -la /" or
> "ps aux", that, in fact, were signs of intrusion of try of intrusion,
> because it's not a usual behavior of httpd. Maybe anyone exploited a
> php page to execute arbitrary scripts...)

This is what the audit subsystem is working towards. Full tracking
isn't quite there yet, but getting closer.

thanks,
-chris
--
Linux Security Modules http://lsm.immunix.org http://lsm.bkbits.net