From Symantec
[HIDE]
Description
This signature detects attempts to download exploits from a malicious toolkit which may compromise a computer through various vendor vulnerabilities.
Additional Information
Malicious toolkits contain various exploits bundled into a single package.Victim on visiting the malicious server hosting exploit toolkit is attacked with several different exploits exploiting different vulnerabilities one by one.Exploits may include MDAC,PDF,HCP etc. [/HIDE]