Internet Storm Centar (SANS) - Port 1434 MS-SQL Worm Analysis and Spread Graphs
Starting 06:30 UTC ( 00:30 EST ) on Saturday Jan 25th 2003, worldwide traffic for port 1434 UDP increased rapidly causing major Internet links to fail. ISPs responded quickly by blocking port 1434. While traffic is still strong in some areas. It dropped significantly since its peak. About 35,000 hosts seem to be infected at this point.
Matthew Murphy's Homepage - Analysis of Sapphire SQL Worm
When an SQL server is infected by this worm, the worm immediately sets up a stack frame with information that it needs for propogation. It locates the GetTickCount API as well as several other WinSock APIs. It does not search for the LoadLibraryA and GetProcAddress APIs, and instead locates them by searching the IAT of sqlsort.dll...
Veritas Support Center - SQL Slammer Causes MSDE Components Included with Backup Exec 9.0 and ExecView 3.1 to Flood the Network
VERITAS Technical Support has recently discovered that Backup Exec 9.0 servers may be susceptible to infection by the "W32.SQLExp.Worm" (also known as "SQL Slammer" discovered 1/24/2003). This TechAlert is to inform you of the circumstances and/or conditions under which this problem could occur and to provide the remedy for it.
Virus vendors on the MS SQL worm
Kaspersky Lab: Worm.SQL.Helkern (aka SQLSlammer)
F-Secure: Sapphire Worm
NOD32: Worm Win32/SQL.Slammer
Trend Micro: WORM_SQLP1434.A
Press Release: New Code Red-Like Hacking Tool to "Slam" SQL Servers
Press Release: New Worm Slams The Internet - Hard
Press Release: Panda Software alerts on W32/SQLSlammer
Press Release: Panda: The First and Only Antivirus Developer to Integrate Protection Against SQLSlammer Type Worms