[CentOS] Centos 5.3 -> Apache - Under Attack ? Oh hell....
Matt
lm7812 at gmail.com
Wed Jun 3 20:40:57 UTC 2009
>
>
> PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
> 23119 apache 15 0 964 556 472 S 0.7 0.0 0:03.68 atack
> 23479 apache 15 0 964 556 472 S 0.7 0.0 0:01.94 atack
> 22170 apache 15 0 964 560 472 S 0.3 0.0 0:05.23 atack
> 22375 apache 15 0 964 560 472 S 0.3 0.0 0:04.21 atack
> 22858 apache 15 0 964 560 472 S 0.3 0.0 0:02.87 atack
> 22997 apache 15 0 964 560 472 S 0.3 0.0 0:04.11 atack
> 22999 apache 15 0 964 560 472 S 0.3 0.0 0:02.22 atack
> 23007 apache 15 0 964 560 472 S 0.3 0.0 0:03.79 atack
> 23099 apache 15 0 964 556 472 S 0.3 0.0 0:02.18 atack
> 23101 apache 15 0 964 556 472 S 0.3 0.0 0:02.48 atack
> 23108 apache 15 0 964 556 472 S 0.3 0.0 0:03.59 atack
> 23109 apache 15 0 964 556 472 S 0.3 0.0 0:02.75 atack
> 23112 apache 15 0 972 504 412 S 0.3 0.0 0:04.70 atack
> 23115 apache 15 0 964 556 472 S 0.3 0.0 0:03.75 atack
> 23116 apache 15 0 964 556 472 S 0.3 0.0 0:02.80 atack
> 23121 apache 15 0 972 504 412 S 0.3 0.0 0:03.79 atack
> 23384 apache 15 0 964 556 472 S 0.3 0.0 0:01.63 atack
> 23389 apache 15 0 964 556 472 S 0.3 0.0 0:03.52 atack
> 23392 apache 15 0 964 556 472 S 0.3 0.0 0:01.61 atack
> 23397 apache 15 0 964 556 472 S 0.3 0.0 0:01.62 atack
> 23405 apache 15 0 964 556 472 S 0.3 0.0 0:03.64 atack
>
> When i 'ps -ef' i can see many lines as below;
>
> apache 24253 23378 0 10:54 ? 00:00:00 ./atack 100
> apache 24286 23378 0 10:59 ? 00:00:00 ./atack 100
> apache 24292 23378 0 11:00 ? 00:00:01 ./atack 100
> apache 24335 23378 0 11:01 ? 00:00:00 ./atack 100
> apache 24344 23378 0 11:01 ? 00:00:00 ./atack 100
> apache 24347 23378 0 11:02 ? 00:00:00 ./atack 100
> apache 24358 23378 0 11:04 ? 00:00:00 ./atack 100
>
>
> Hell, has my centos 5.3 box been hacked??? Help !!!!!!!!!!
>
>
I good tool to have on your linux box that may help, some.
http://rkhunter.sourceforge.net/
http://rpmfind.net/linux/rpm2html/search.php?query=rkhunter
After installing do.
rkhunter --update
rkhunter -c
And see if it finds anything.
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