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ACM_BURSTED.FE

December 05, 2013
 ALIASES:

ACM/Bursted.B (Fortinet)

 PLATFORM:

Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)

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

  • Threat Type: Others

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This malware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites. It may be manually installed by a user.

  TECHNICAL DETAILS

File Size:

59,208 bytes

File Type:

Other

Initial Samples Received Date:

25 Oct 2013

Arrival Details

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

It may be manually installed by a user.

NOTES:

This malware is an AutoCAD LISP script that spreads by copying itself as ACAD.LSP to AutoCAD's working folder.

Using AutoCADs search path, it first reads the file BASE.DCL. It then uses the said file to search for another file named ACAD.LSP in the AutoCad support folder.

It opens Drawing1.dwg upon running AutoCad.

  SOLUTION

Minimum Scan Engine:

9.300

FIRST VSAPI PATTERN FILE:

10.364.03

FIRST VSAPI PATTERN DATE:

24 Oct 2013

VSAPI OPR PATTERN File:

10.365.00

VSAPI OPR PATTERN Date:

25 Oct 2013

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

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