> On Thu, 2006-11-16 at 10:26 -0600, olga@xxxxxxxxxxxxxx wrote: >> Hi, >> >> I wrote about kernel errors which somebody pointed out was because the >> server was running out of memory. >> >> Now I found the following which makes me think that that server may have >> been compromized. >> >> Here's what I get when I issued: netstat -nap >> >> tcp 0 0 131.x.x.x:38423 72.x.x.x:80 ESTABLISHED >> 5226/ps x >> tcp 0 0 131.x.x.x:38420 72.x.x.x:80 ESTABLISHED >> 5365/ps x >> >> About a hundred instances of that program 'ps x' running. >> >> Also here's what ps -ef produced: >> >> apache 6323 1 0 10:30 ? 00:00:00 ps x >> apache 6324 1 0 10:30 ? 00:00:00 ps x >> apache 6326 1 0 10:30 ? 00:00:00 ps x >> apache 6328 1 0 10:30 ? 00:00:00 ps x >> apache 6330 1 0 10:30 ? 00:00:00 ps x > > What does ls -l /proc/6323/exe say? That would be a symlink to the > executable for that process. Normal ps lives in /bin so the link should > point at /bin/ps. If it is connecting out to a remote host, it's likely > not the normal ps, just something that's masking itself to make it less > likely to get picked up. > > -- > David Hollis <dhollis@xxxxxxxxxxxxxx> > apache 3102 1 0 15:53 ? 00:00:00 httpd apache 3104 1 0 15:53 ? 00:00:00 httpd apache 3106 1 0 15:53 ? 00:00:00 httpd apache 3108 1 0 15:53 ? 00:00:00 httpd apache 3110 1 0 15:53 ? 00:00:00 httpd apache 3112 1 0 15:53 ? 00:00:00 httpd apache 3114 1 0 15:53 ? 00:00:00 httpd apache 3116 1 0 15:53 ? 00:00:00 httpd apache 3118 1 0 15:53 ? 00:00:00 httpd apache 3120 1 0 15:53 ? 00:00:00 httpd apache 3122 1 0 15:53 ? 00:00:00 httpd apache 3125 1 0 15:54 ? 00:00:00 httpd apache 3127 1 0 15:54 ? 00:00:00 httpd apache 3129 1 0 15:54 ? 00:00:00 httpd apache 3131 1 0 15:54 ? 00:00:00 httpd apache 3133 1 0 15:54 ? 00:00:00 httpd apache 3135 1 0 15:54 ? 00:00:00 httpd apache 3137 1 0 15:54 ? 00:00:00 httpd apache 3139 1 0 15:54 ? 00:00:00 httpd apache 3141 1 0 15:54 ? 00:00:00 httpd apache 3143 1 0 15:54 ? 00:00:00 httpd apache 3145 1 0 15:54 ? 00:00:00 httpd apache 3639 1 0 15:57 ? 00:00:00 ps x apache 3642 1 0 15:57 ? 00:00:00 ps x apache 3645 1 0 15:58 ? 00:00:00 ps x apache 3647 1 0 15:58 ? 00:00:00 ps x I am getting a ton of these... Here's what ls -l /proc/3147/exe says lrwxrwxrwx 1 apache apache 0 Nov 16 15:56 /proc/3147/exe -> /usr/bin/perl When I do netstat -nap I get: tcp 0 0 131.x.x.x:44160 72.14.x.x:80 ESTABLISHED - tcp 0 0 131.x.x.x:44161 72.14.x.x:80 ESTABLISHED - tcp 0 0 131.x.x.x:44162 72.14.x.x:80 ESTABLISHED - The ip points to google... And these appeared in the /tmp folder: drwxrwxrwt 8 root root 4096 Nov 16 16:00 . drwxr-xr-x 23 root root 4096 Nov 16 14:35 .. srwx------ 1 root nobody 0 Nov 16 14:36 .fam_socket drwxrwxrwt 2 xfs xfs 4096 Nov 16 14:35 .font-unix srw-rw-rw- 1 root root 0 Nov 16 14:36 .gdm_socket -rw-r--r-- 1 apache apache 0 Nov 15 15:20 .httpd drwxrwxrwt 2 root root 4096 Nov 16 14:36 .ICE-unix drwx------ 2 root root 4096 Nov 16 14:59 mc-root drwx------ 2 root root 12288 Nov 16 15:16 orbit-root -rw-r--r-- 1 apache apache 0 Nov 16 15:58 sess_azx3a4wq3x1f2aad4a34sxx1w2o52a45 -rw-r--r-- 1 apache apache 11669 Nov 16 15:43 sess_rdav631df3a1ddfaa34s1x1wwo521459 -r--r--r-- 1 root root 11 Nov 16 14:36 .X0-lock drwxrwxrwt 2 root root 4096 Nov 16 14:36 .X11-unix What is going on? > -- > fedora-list mailing list > fedora-list@xxxxxxxxxx > To unsubscribe: https://www.redhat.com/mailman/listinfo/fedora-list > >
