LNK_DLOADER.BUB

 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

  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.

  TECHNICAL DETAILS

File Size:

2,151 bytes

File Type:

LNK

Initial Samples Received Date:

21 Apr 2009

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.

Installation

This Trojan drops the following file(s)/component(s):

  • %Windows%\l
  • %Windows%\s.bat

(Note: %Windows% is the Windows folder, which is usually C:\Windows or C:\WINNT.)

Download Routine

This Trojan connects to the following website(s) to download and execute a malicious file:

  • {BLOCKED}4.{BLOCKED}2.85.134