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JAVA_EXPLOIT.YUJ

June 10, 2013
 Analysis by: Abraham Latimer Camba
 ALIASES:

Exploit:Java/CVE-2012-1723 (Microsoft), Java/Exploit.Agent.ONB trojan (ESET)

 PLATFORM:

Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:

  • 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

File Size:

Varies

File Type:

Java Class

Initial Samples Received Date:

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.