HTML_DLOAD.HBM

October 08, 2012
 Analysis by: Roland Marco Dela Paz
 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 HTML script malware connects to certain websites in order to remotely execute a file that Trend Micro detects as JAVA_DLOAD.HBM. As a result, the malicious routines of this Java applet malware are exhibited on the infected system.

  TECHNICAL DETAILS

File Size:

189 bytes

File Type:

HTML, HTM

Initial Samples Received Date:

28 Apr 2011

Payload:

Connects to URLs/IPs

Arrival Details

This Trojan may be downloaded from the following remote sites:

  • http://{BLOCKED}ng.info/index.php

NOTES:

It connects to the following sites to remotely execute a malicious Java applet:

  • http://{BLOCKED}5.{BLOCKED}8.10.31/patcher.php
  • http://{BLOCKED}4719/AppletX.class - detected as JAVA_DLOAD.HBM

As a result, the malicious routines of this Java applet malware are exhibited on the infected system.

  SOLUTION

Minimum Scan Engine:

8.900

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

Remove malware files dropped/downloaded by HTML_DLOAD.HBM

Step 3

Close all opened browser windows

Step 4

Scan your computer with your Trend Micro product to delete files detected as HTML_DLOAD.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 this Knowledge Base page for more information.


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