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Network Security Snort-Signatures
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[Snort-sigs] FPs on AddPrinterEx unicode little endian overflow attempt,

Subject: [Snort-sigs] FPs on AddPrinterEx unicode little endian overflow attempt, Sig ID, 4485
Date: Wed, 07 Jun 2006 13:34:04 +1200
I'm seeing quite a few of these on our internal network.

Russell

META
--------
SID     CID     TimeStamp               Signature
1       4662297 2006-06-05 09:57:04     NETBIOS SMB-DS spoolss AddPrinterEx
unicode little endian overflow attempt
Sig ID
4485

Sensor Hostname                         Sensor Interface
monitor-itss.insec.auckland.ac.nz       ITSS sector switch

IP
--------
Source Address  Dest Address    Ver     Hdr Len
130.216.54.18   130.216.206.186 4       5
TOS     length  ID      flags   offset  TTL     chksum
0       518     58822   2       0       126     2734

Resolved Source
sgm18.phy.auckland.ac.nz

Resolved Dest
horace.phyt.auckland.ac.nz

TCP
--------
Source Port     Dest Port       Seq             Ack             
3927            445             1807284775      1451020825
Offset  Reserved        Flags   Window  Checksum        Urgent Ptr
5       0               24      64319   58281           0

Options
--------
None


Flags
--------
RB 1    RB 0    URG     ACK     PSH     RST     SYN     FIN
                        X       X                               

DATA
--------
000001DAFF534D422500    .....SMB%.
0000001807C800000000    ..........
00000000000000000730    .........0
78050360C00110000086    x..`......
01000000040000000000    ..........
00000000000000540086    .......T..
015400020026000D4097    .T...&..@.
01005C00500049005000    ..\.P.I.P.
45005C00000000000500    E.\.......
00031000000086010000    ..........
010000006E0100000000    ....n.....
4600B0FEF50009000000    F.........
00000000090000005C00    ........\.
5C0048004F0052004100    \.H.O.R.A.
43004500000008000100    C.E.......
000001000000D8F1F500    ..........
18100000E8F1F5000CFA    ..........
F5006811150133000000    ..h...3...
00000000330000005C00    ....3...\.
5C00530047004D003100    \.S.G.M.1.
38005C00410064006F00    8.\.A.d.o.
62006500200050004400    b.e. .P.D.
46002C00410064006F00    F.,.A.d.o.
62006500200050004400    b.e. .P.D.
4600200043006F006E00    F. .C.o.n.
76006500720074006500    v.e.r.t.e.
72002C004D0079002000    r.,.M.y. .
44006F00630075006D00    D.o.c.u.m.
65006E00740073000000    e.n.t.s...
73001200000000000000    s.........
120000005C005C005300    ....\.\.S.
47004D00310038005C00    G.M.1.8.\.
410064006F0062006500    A.d.o.b.e.
20005000440046000000     .P.D.F...
0D000000000000000D00    ..........
00003F003F0020004100    ..?.?. .A.
64006F00620065002000    d.o.b.e. .
50004400460000004600    P.D.F...F.
00000000000000000000    ..........
00000000000001000000    ..........
01000000C8EAF5001C00    ..........
00009087B6002CEBF500    ......,...
280A0000030000000000    (.........
00000000000008000000    ..........
00000000080000005C00    ........\.
5C00530047004D003100    \.S.G.M.1.
38000000010000000000    8.........
0000010000000000        ........

DATA
--------
.....SMB%....................0x..`.......................T..
.T...&..@...\.P.I.P.E.\.....................n.....F.........
........\.\.H.O.R.A.C.E.............................h...3...
....3...\.\.S.G.M.1.8.\.A.d.o.b.e. .P.D.F.,.A.d.o.b.e. .P.D.
F. .C.o.n.v.e.r.t.e.r.,.M.y. .D.o.c.u.m.e.n.t.s...s.........
....\.\.S.G.M.1.8.\.A.d.o.b.e. .P.D.F...............?.?. .A.
d.o.b.e. .P.D.F...F.....................................,...
(...........................\.\.S.G.M.1.8.................


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