diff --git a/report/Report.md b/report/Report.md index d418db1..f3721b2 100644 --- a/report/Report.md +++ b/report/Report.md @@ -618,3 +618,52 @@ root@ls-2024-9:/etc/systemd/system# systemctl daemon-reload root@ls-2024-9:/etc/systemd/system# systemctl restart mysql.service ``` +### ATD + +```bash +root@ls-2024-9:/etc/systemd/system# ps -f -p 834 +UID PID PPID C STIME TTY TIME CMD +daemon 834 1 0 07:59 ? 00:00:00 /usr/sbin/atd -f +``` + +```bash +root@ls-2024-9:/etc/systemd/system# sudo systemctl status atd +● atd.service - Deferred execution scheduler + Loaded: loaded (/lib/systemd/system/atd.service; enabled; vendor preset: enabled) + Active: active (running) since Fri 2024-02-02 07:59:27 UTC; 2h 21min ago + Docs: man:atd(8) + Main PID: 834 (atd) + Tasks: 1 (limit: 1116) + Memory: 452.0K + CPU: 5ms + CGroup: /system.slice/atd.service + └─834 /usr/sbin/atd -f + +Feb 02 07:59:27 ls-2024-9 systemd[1]: Starting Deferred execution scheduler... +Feb 02 07:59:27 ls-2024-9 systemd[1]: Started Deferred execution scheduler. +``` + +Lets check which files does it have open: + +```bash +root@ls-2024-9:/etc/systemd/system# sudo lsof -p 834 +COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME +atd 834 daemon cwd DIR 252,1 4096 259122 /var/spool/cron/atjobs +atd 834 daemon rtd DIR 252,1 4096 2 / +atd 834 daemon txt REG 252,1 30888 73749 /usr/sbin/atd +atd 834 daemon mem REG 252,1 27072 3571 /usr/lib/x86_64-linux-gnu/libcap-ng.so.0.0.0 +atd 834 daemon mem REG 252,1 613064 4750 /usr/lib/x86_64-linux-gnu/libpcre2-8.so.0.10.4 +atd 834 daemon mem REG 252,1 133200 3594 /usr/lib/x86_64-linux-gnu/libaudit.so.1.0.0 +atd 834 daemon mem REG 252,1 2220400 69316 /usr/lib/x86_64-linux-gnu/libc.so.6 +atd 834 daemon mem REG 252,1 166280 3926 /usr/lib/x86_64-linux-gnu/libselinux.so.1 +atd 834 daemon mem REG 252,1 67736 4671 /usr/lib/x86_64-linux-gnu/libpam.so.0.85.1 +atd 834 daemon mem REG 252,1 240936 34599 /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2 +atd 834 daemon 0u CHR 1,3 0t0 5 /dev/null +atd 834 daemon 1u CHR 1,3 0t0 5 /dev/null +atd 834 daemon 2u CHR 1,3 0t0 5 /dev/null +atd 834 daemon 3uW REG 0,25 4 1442 /run/atd.pid +``` + +So far nothing sus. But just in case lets disable it. + + - `systemctl disable --now atd`