JAVA_EXPLOIT.YUJ
Exploit:Java/CVE-2012-1723 (Microsoft), Java/Exploit.Agent.ONB trojan (ESET)
Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)

Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Trojan may arrive bundled with malware packages as a malware component. It may be hosted on a website and run when a user accesses the said website.
It requires its main component to successfully perform its intended routine.
TECHNICAL DETAILS
Varies
Java Class
09 Jun 2013
Arrival Details
This Trojan may arrive bundled with malware packages as a malware component.
It may be hosted on a website and run when a user accesses the said website.
Other Details
This Trojan requires its main component to successfully perform its intended routine.
NOTES:
This is a Java class file that is used to execute an exploit code. Once successful, it may download a possibly malicious file from a certain URL. The URL where this malware downloads the said file depends on the parameter passed on to it by its components. It then executes the downloaded files. As a result, malicious routines of the downloaded files are exhibited on the affected system.