Name :	Exploit:JS/Comele.A
Detection Names :	Exploit.JS.Agent.awb Exploit.Comele.A Exploit:JS/Comele.A
Aliases :	Exploit:JS/Elecom.A (Microsoft)
Category:	Malware
Type:	Exploit
Platform:	JS
Date of Discovery:	January 18, 2010

A program or technique that takes advantage of a vulnerability to remotely access or attack a program, computer or server.

The detection Exploit:JS/Comele.A identifies a malicious website/HTML document, and attempts to exploit a known vulnerability in order to download and run a malicious executable file on the system.

The vulnerability targeted for the exploit is related to CVE-2010-0249.

Payload
If the exploit is successfully executed, it will attempt to download malicious file from http://demo1[..]/[..].jpg and save it under %appdata%\a.exe.

The downloaded malicious binary will be executed and drop another malicious file that is detected as Trojan:W32/Agent.KOG.