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VBS_RUNAUTO.BE

April 15, 2011
 Analysis by: Erika 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


This malware connects to URLs to display ads.

This Trojan may be unknowingly downloaded by a user while visiting malicious websites.

It opens a hidden Internet Explorer window.

  TECHNICAL DETAILS

File Size:

2,186 bytes

File Type:

VBS

Initial Samples Received Date:

14 Apr 2011

Payload:

Displays ads

Arrival Details

This Trojan may be unknowingly downloaded by a user while visiting malicious websites.

Backdoor Routine

This Trojan opens a hidden Internet Explorer window.

Other Details

This Trojan connects to the following URL(s) to check for an internet connection:

  • www.yahoo.co.jp

NOTES:

It connects to the following URLs to display ads:

  • http://{BLOCKED}t.carrotasukacarrot.com/pc/page/player_view.php?afrno=snorkeling&cuid=dda173aab02ad9f7c3513a181d9c5a9c4e7d108d
  • http://{BLOCKED}nnect.carrotasukacarrot.com/pc/page/player_view.php?afrno=snorkeling&cuid=dda173aab02ad9f7c3513a181d9c5a9c4e7d108d
  • http://{BLOCKED}nnect.carrotasukacarrot.com/pc/page/player_view.php?afrno=snorkeling&cuid=dda173aab02ad9f7c3513a181d9c5a9c4e7d108d

  SOLUTION

Minimum Scan Engine:

8.900

Step 1

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

Step 2

Scan your computer with your Trend Micro product to delete files detected as VBS_RUNAUTO.BE 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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