JS_FRAUD.BS

October 08, 2012

• Email
• Facebook
• 
  Twitter
• Google+
• Linkedin

 Analysis by: Sabrina Lei Sioting

---

 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

  TECHNICAL DETAILS

File Size:

72,367 bytes

File Type:

Script

Initial Samples Received Date:

16 Jan 2011

Payload:

Displays message/message boxes

Other Details

This Trojan does the following:

• Displays the following pop-up message once executed:
  
  
  This script is used by other FAKEAV variants for their malicious routines.

  SOLUTION

Minimum Scan Engine:

8.900

VSAPI PATTERN File:

7.772.02

VSAPI PATTERN Date:

16 Jan 2011

VSAPI PATTERN Date:

1/16/2011 12:00:00 AM

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

Scan your computer with your Trend Micro product to delete files detected as JS_FRAUD.BS. 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.

Did this description help? Tell us how we did.