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Threat Encyclopedia

JAVA_DLOAD.ZZC

ANALYSIS BY

Erika Bianca Mendoza


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

TECHNICAL DETAILS

SOLUTION

Minimum Scan Engine:

9.200

FIRST VSAPI PATTERN FILE:

8.634.07

FIRST VSAPI PATTERN DATE:

10 Dec 2011

VSAPI OPR PATTERN File:

8.635.00

VSAPI OPR PATTERN Date:

10 Dec 2011

Step 1

For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.

Step 2

Remove malware/grayware files dropped/downloaded by JAVA_DLOAD.ZZC

Step 3

Close all opened browser windows

Step 4

Search and delete these folders

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.
 
  • %User Temp%\~spawn{random numbers}.tmp.dir
  • %User Temp%\~spawn{random numbers2}.tmp.dir

Step 5

Scan your computer with your Trend Micro product to delete files detected as JAVA_DLOAD.ZZC. 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.

NOTES:
For updates on available workarounds and patches for this vulnerability, please refer to the following page:

  • http://www.oracle.com/technetwork/topics/security/javacpuoct2011-443431.html


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