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Posts Tagged ‘Rootkit’

Syscall Hijacking: Simple Rootkit (kernel 2.6.x)

December 28, 2010 18 comments

Hi. In this post I’ll show you how to change the process credentials through kernel modules. In a such way you can make your own rootkit(s): i.e. when you performs a pre-established action, the module will give you a root access.
First of all we need to know where these credentials are kept: in the kernel versions < 2.6.29 we find all this informations in the “task_struct” structure. This structure is defined in “linux/sched.h”: Read more…

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