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VBS_SMALL.HBM

August 13, 2018
 Analysis by: Kiyoshi Obuchi
 PLATFORM:

Windows

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW


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

It requires being executed with a specific argument/parameter, an additional component, or in a specific environment in order to proceed with its intended routine.

  TECHNICAL DETAILS

File Size:

2,048 bytes

File Type:

Other

Initial Samples Received Date:

08 Aug 2018

Arrival Details

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

Other Details

This Trojan requires being executed with a specific argument/parameter, an additional component, or in a specific environment in order to proceed with its intended routine.

NOTES:

The file may require being executed with a specific argument/parameter, an additional component, or in a specific environment in order to generate on Solaris OS.

  SOLUTION

Minimum Scan Engine:

9.850

FIRST VSAPI PATTERN FILE:

5.883.00

FIRST VSAPI PATTERN DATE:

08 Apr 2009

VSAPI OPR PATTERN File:

5.884.00

VSAPI OPR PATTERN Date:

09 Apr 2009

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 VBS_SMALL.HBM. 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 the following Trend Micro Support pages for more information:


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