Re: IP 1.2.3.4

From: Johannes B. Ullrich (euclidianat_private)
Date: Tue May 01 2001 - 07:37:34 PDT

  • Next message: McCammon, Keith: "Re: My Mysterious Message"

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    Not sure if the two incidents are related. The TTL's for the
    records are very different. Of course, these could be fake
    as well. But its a point against them coming from the same
    source. Also, the two probes test for different versions.
    (may still be good to let RR know about the first probe
     however).
    
    
    - ---
    Johannes Ullrich            Join http://www.dshield.org
    jullrichat_private
    GPG Key ID: AE692033  Key: http://johannes.homepc.org/pgp.htm
    - ---
    
    On Mon, 30 Apr 2001, Joshua Fritsch wrote:
    
    > I got hit on the 27th around 2AM.
    >
    > However, about an hour prior to that I got a back orifice "info" query from
    > a RoadRunner (rr.com) address, which leads me to believe they forgot to mask
    > themselves on the first run.  Logs follow.
    >
    > -J
    >
    > #############################################
    >
    > [**] IDS399 - BackOrifice1-info [**]
    > 04/27-00:43:39.769935 24.92.246.190:3875 -> X.X.X.X:31337
    > UDP TTL:15 TOS:0x0 ID:8763 IpLen:20 DgmLen:46
    > Len: 26
    >
    > [**] IDS188/trojan-probe-back-orifice [**]
    > 04/27-01:58:57.786281 1.2.3.4:1024 -> X.X.X.X:31337
    > UDP TTL:110 TOS:0x0 ID:30544 IpLen:20 DgmLen:79
    > Len: 59
    >
    > [**] IDS188/trojan-probe-back-orifice [**]
    > 04/27-01:58:57.786968 1.2.3.4:1024 -> X.X.X.X:31337
    > UDP TTL:110 TOS:0x0 ID:30544 IpLen:20 DgmLen:79
    > Len: 59
    >
    > [**] IDS188/trojan-probe-back-orifice [**]
    > 04/27-01:58:57.787917 1.2.3.4:1024 -> X.X.X.X:31337
    > UDP TTL:110 TOS:0x0 ID:30544 IpLen:20 DgmLen:79
    > Len: 59
    >
    > [**] IDS188/trojan-probe-back-orifice [**]
    > 04/27-02:21:41.751641 1.2.3.4:1024 -> X.X.X.X:31337
    > UDP TTL:110 TOS:0x0 ID:3482 IpLen:20 DgmLen:79
    > Len: 59
    >
    > > -----Original Message-----
    > > From: John [mailto:johnsat_private]
    > > Sent: Sunday, April 29, 2001 10:35 AM
    > > To: INCIDENTSat_private
    > > Subject: Re: IP 1.2.3.4
    > > Importance: High
    > >
    > >
    > > Yes, I got the same probe as you described. Below is an IPCHAIN log.
    > > Obviously a forged packet. If you have anymore information about this
    > > let me know.
    > >
    > > Apr 28 06:05:56 nbs kernel: Packet log: input DENY eth0 PROTO=17
    > > 1.2.3.4:1024 24.28.27.248:31337 L=81 S=0x00 I=49120 F=0x0000
    > > T=118 (#16)
    > >
    > > Brian Kraman wrote:
    > > >
    > > > (1)   Did anyone else get a scan on Port 31337 from IP
    > > > 1.2.3.4 about 03:26:51CT 4/28/01?
    > > >
    > > > (2)   Is there Windows based 98/95 packet sniffers
    > > > that would yield any evidence of the originating IP?
    > > >
    > > > (3)   Also, has anyone else gotten scanned from the
    > > > elementary school in S. Korea?  I believe I saw
    > > > someone write to the list.
    > > >
    > > > Thanks,
    > > > Brian
    > > >
    > > > __________________________________________________
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    > > > http://auctions.yahoo.com/
    > >
    > > --
    > > The events which transpired five thousand years ago;
    > > Five years ago or five minutes ago, have determined
    > > what will happen five minutes from now; five years
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    > > - Dr John Henrik Clake -
    > >
    >
    
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