JAVA_BLACOLE.CV

 Analysis by: RonJay Kristoffer Caragay

 ALIASES:

Exploit:Java/CVE-2012-0507 (Microsoft); Mal/ExpJava-F (Sophos); JV/Blacole-FHD!04022DD9CB3B (McAfee); Exploit.Java.CVE-2012 (IKarus); Java.Exploit.CVE-2012-0507.AO (F-Secure); Java.Exploit.CVE-2012-0507.AO (BitDefender); Java:CVE-2012-1723-ANJ [Expl] (Avast)

 PLATFORM:

Windows

 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 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:

13,873 bytes

File Type:

JAR

Memory Resident:

No

Initial Samples Received Date:

29 Apr 2013

Arrival Details

This Trojan may be hosted on a website and run when a user accesses the said website.

Download Routine

This Trojan downloads a possibly malicious file from a certain URL. The URL where this malware downloads the said file depends on the following parameter(s) passed on to it by its components:

  • val
  • prime

Other Details

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

  SOLUTION

Minimum Scan Engine:

9.750

FIRST VSAPI PATTERN FILE:

9.886.02

FIRST VSAPI PATTERN DATE:

27 Apr 2013

VSAPI OPR PATTERN File:

9.887.00

VSAPI OPR PATTERN Date:

30 Apr 2013

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_BLACOLE.CV. 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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