chkrootkit finding 2 infected files



hello NG,

i have two SuSE Linux 9.2 machines behaving strange. I booted with
Knoppix 3.7 and started chkrootkit 0.43. This finds two infected files,
find and top, both in /usr/bin.
I booted the same machines also with grml 0.8 (great stuff) and
rechecked with chkrootkit 0.46 and rkhunter (don't know the version
actual). This two tools didn't find anything. ???
O.k. I checked the md5sums of the two programms with "md5sum
/usr/bin/find" and "md5sum /usr/bin/top".
To compare this, i installed a fresh SuSE 9.2 and also created the
hashes.
They were not the same. I think i can trust the fresh installed
machine.
BUT: while googeling, i found someone having the same problem like me:
http://www.spenneberg.com/3079.html
Strange thing is i have the same hashes on the maybe infected machines
like the guy has who says he has a proper system.
So i'm wondering now about two questions:
- which hash is "the right" ?
- is it possible, that the "same" Linuxversion has different versions
of programs. Both, the two maybe infected machines and the fresh
installed said with "find --version": 4.1.20 and with "top -V": procps
version 3.2.3. Maybe different setup-medias (i don't know which i used
on the possible infected, it's a long time ago).
Here are the hashes:
1. the possible infected:
find:
54cfe2efd928f8ce1790031be4a88cc6
top:
54d2454e7f08911bcb0829f4c9ac008e

2. The fresh installed:
find:
7e9571265bd79c28b54ed82854833f15
top:
7cf74f0d5616540e0429adc75cd55d5a

- Can anyone post me his hashes of these files ?
- Does anyone knows if the "same" Linuxversions have different versions
of tools like the above mentioned ?
Thanks for any help.
Bernd

.



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