ACM_BURSTED.AWY

October 09, 2012
 Analysis by: kathleenno
 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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

  • Threat Type: Worm

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

This worm arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

  TECHNICAL DETAILS

File Size:

7,960 bytes

File Type:

LSP

Memory Resident:

No

Initial Samples Received Date:

24 Jan 2011

Arrival Details

This worm arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

NOTES:
It locates the AutoCAD's current working folder by finding base.dcl and acad.lsp. It drops a copy of itself in the said folder as acad.lsp. Once a new drawing file is opened, the dropped copy is automatically loaded and executed.

It drops the following copies of itself in all directories where AutoCAD drawing files are located:

  • acad.lsp
  • acadapp.lsp

  SOLUTION

Minimum Scan Engine:

8.900

FIRST VSAPI PATTERN FILE:

7.790.12

FIRST VSAPI PATTERN DATE:

24 Jan 2011

VSAPI OPR PATTERN File:

7.791.00

VSAPI OPR PATTERN Date:

24 Jan 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

Scan your computer with your Trend Micro product to delete files detected as ACM_BURSTED.AWY. 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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