JAVA_VAJAX.C

 Analysis by: kathleenno

 ALIASES:

Downloader (Symantec); Exploit:Java/CVE-2008-5353.GG (Microsoft); Trojan-Downloader.Java.Agent.fe (Kaspersky); Mal/JavaMeO-C (Sophos)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

It requires its main component to successfully perform its intended routine.

  TECHNICAL DETAILS

File Size:

77,351 bytes

File Type:

Java Class

Memory Resident:

No

Initial Samples Received Date:

31 Aug 2010

Arrival Details

This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Download Routine

This Trojan takes advantage of the following software vulnerabilities to download possibly malicious files:

  • Java Runtime Environment (JRE)

Other Details

This Trojan requires its main component to successfully perform its intended routine.

More information on this vulnerability can be found below: