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JAVA_EXPLCVE.DI

February 06, 2014
 Analysis by: Adrian Cofreros
 ALIASES:

Exploit:Java/CVE-2013-2423, Exploit:Java/CVE-2013-2423, Exploit:Java/CVE-2013-2423(Microsoft),HEUR:Exploit.Java.Generic(Kaspersky),Java/Exploit.Agent.QSY trojan(NOD32)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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

  • 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:

14,133 bytes

File Type:

Java Class

Memory Resident:

No

Initial Samples Received Date:

22 Jan 2014

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 .class component of a malicious Java archive file (.JAR), which is capable of downloading and executing other possibly malicious files from a certain URL.

  SOLUTION

Minimum Scan Engine:

9.700

FIRST VSAPI PATTERN FILE:

10.566.07

FIRST VSAPI PATTERN DATE:

28 Jan 2014

VSAPI OPR PATTERN File:

10.567.00

VSAPI OPR PATTERN Date:

29 Jan 2014

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Close all opened browser windows

Step 3

Scan your computer with your Trend Micro product to delete files detected as JAVA_EXPLCVE.DI. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.


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