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added a way to hide tpid in readme #4300

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added a way to hide tpid in readme #4300

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14 changes: 14 additions & 0 deletions README.md
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Expand Up @@ -85,6 +85,20 @@ You can simply run the following script in the directory containing **libOsiris.

However, this injection method might be detected by VAC as gdb is visible under **TracerPid** in `/proc/$(pidof cs2)/status` for the duration of the injection.

It's possible to hide the TracerPid by applying the following patch to your kernel sources:

--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -162,7 +162,7 @@

tracer = ptrace_parent(p);
if (tracer)
- tpid = task_pid_nr_ns(tracer, ns);
+ tpid = 0;

tgid = task_tgid_nr_ns(p, ns);
ngid = task_numa_group_id(p);

## License

> Copyright (c) 2018-2024 Daniel Krupiński
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