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JS_EXPLOIT.SMDM

October 08, 2012
 Analysis by: Roland Marco Dela Paz
 ALIASES:

Symantec : Trojan.Maliframe!html ; Microsoft : Virus:JS/Decdec.A

 PLATFORM:

Windows 2000, XP, Server 2003

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW

This is the Trend Micro detection for files that exhibit certain behaviors.

  TECHNICAL DETAILS

File Size:

62,528 bytes

File Type:

Script

Memory Resident:

No

Initial Samples Received Date:

19 Oct 2010

Payload:

Connects to URLs/Ips

NOTES:

Other Details

This is the Trend Micro detection for:

  • script files that contains a malicious Javascript code.

It does the following:

It connects to the following site:

  • http://{BLOCKED}lgroup.ru/in.cgi?4

The said site then redirects to the following site:

  • http://{BLOCKED}p.ipq.co/

As of writing, the site is under construction.

  SOLUTION

Minimum Scan Engine:

8.900

VSAPI OPR PATTERN File:

7.553.00

VSAPI OPR PATTERN Date:

19 Oct 2010

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

Close all opened browser windows

Step 3

Scan your computer with your Trend Micro product to delete files detected as JS_EXPLOIT.SMDM. 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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