Re: linux 'zoot' rootkit/DoSkit/etc

From: Postmaster (postmasterat_private)
Date: Fri Dec 07 2001 - 11:04:12 PST

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    ----- Original Message -----
    From: "James W. Abendschan" <jwaat_private>
    To: <incidentsat_private>
    Sent: Wednesday, December 05, 2001 8:26 AM
    Subject: Re: linux 'zoot' rootkit/DoSkit/etc
    
    
    > On Mon, 3 Dec 2001, I said:
    >
    > [ ... ]
    >
    > > I tar'd up the obviously affected files; a list is below.  Some
    > > excerpts:
    >
    > There were lots of requests for the tarball; it's ~2mb & available at
    >
    > http://www.jammed.com/~jwa/zootkit-snapshot-20011203.tar.gz
    >
    > There were no sources that I could find, save the knark stuff in
    > usr/src/zoot/src/.
    >
    > A few config & log files point to a possible origin in in Romania:
    >
    > ./usr/src/zoot/ps/log/psybnc.log:Sat Dec  1 07:23:34 :connect from
    80.96.164.7
    > ./usr/src/zoot/ps/log/psybnc.log:Sat Dec  1 07:23:38 :Lost Connection from
    80.96.164.7 (zodiak)
    > [ ... ]
    > ./usr/src/zoot/ps/psybnc.conf:PSYBNC.HOSTALLOWS.ENTRY0=80.96.165.*
    > ./usr/src/zoot/ps/psybnc.conf:PSYBNC.HOSTALLOWS.ENTRY1=80.96.9.*
    > ./usr/src/zoot/ps/psybnc.conf:PSYBNC.HOSTALLOWS.ENTRY2=80.96.164.*
    > ./usr/src/zoot/ps/psybnc.conf.old:PSYBNC.HOSTALLOWS.ENTRY0=80.96.165.*
    > ./usr/src/zoot/ps/psybnc.conf.old:PSYBNC.HOSTALLOWS.ENTRY1=80.96.9.*
    > ./usr/src/zoot/ps/psybnc.conf.old:PSYBNC.HOSTALLOWS.ENTRY2=80.96.164.*
    > [ ... ]
    > ./sbin/zoot.sshd-conf:AllowHosts 80.96.9.* 80.96.164.* 80.96.165.*
    217.19.10.* 216.242.179.* 194.105.19.*
    >
    > 216.242.179 is the odd one out; it's registered to Intelliswitch Inc.
    > of West Palm Beach, FL.
    >
    >
    > Language excerpts:
    >
    > ./usr/src/zoot/me/Xelar.seen:SIR_X SIR_X!sadat_private none
    1007329598 2 lu' SIR_X- ii va fii dor de prietenul lui cel mai bun
    shaddycand nu este pe net!!!
    > ./usr/src/zoot/me/Xelar.seen:sophie sophie!~mikkiat_private
    none 1006898068 2 Read error: Connection reset by peer
    > ./usr/src/zoot/me/Xelar.seen:Xx2th3Uk Xx2th3Uk!~andreeaat_private none
    1006867051 2 hai baieti forta "U" craiova!!!!!!!!!!!
    >
    >
    > There was an IRC client & bot inside usr/src/zoot/me and usr/src/zoot/ps.
    > Poking through the logs it looked like someone with the nick 'VALDECK'
    > was the person IRC'ing from the box:
    >
    > ./usr/src/zoot/me/Xelar.seen:Xelar Xelar!~doomat_private none
    1007315632 1 #BSDi
    > ./usr/src/zoot/me/Xelar.seen:VALDECK-- VALDECK--!~evilat_private none
    1007341555 3 VALDECK
    > ./usr/src/zoot/me/Xelar.seen:Luclin Luclin!~insaneat_private
    ChaosAD!~dead@adsl-63-197-16-12.dsl.snfc21.pacbell.net 1007348187 4
    aVALDECK!~evilat_private is Protecteda
    > ./usr/src/zoot/me/Xelar.seen:Haroth Haroth!~gawdat_private
    Crematory!~doomedat_private 1007348187 4 aVALDECK!~evilat_private
    is Protecteda
    > ./usr/src/zoot/me/Xelar.seen:CoHekar CoHekar!~doomat_private none
    1006880730 3 Xelar
    > ./usr/src/zoot/ps/USER2.LOG:~Mon Dec  3 00:21:39
    :(VALDECK!~evilat_private) cine e ?
    >
    > (SANITIZED.com was the hostname of the affected machine.)
    >
    > The 'VALDECK' is currently in use on undernet:
    >
    > | VALDECK (~evil@207-232-110-40.ip.van.radiant.net) (Internic Network)
    > ³ ircname  :  god
    > | channels : +#GENERIC @#BSDi
    > ³ server   : *.undernet.org (The Undernet Underworld)
    > | away     : VALDECK - straying in nightmares all the time. (logging on
    baby)
    >
    >
    >
    > The owners of the machine have decomissioned it (the box was due to
    > be retired soon anyway), so the contents of the tarball is all there is.
    >
    > James
    >
    >
    >
    > --------------------------------------------------------------------------
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