LNK_DLOADER.BAT
September 16, 2010
PLATFORM:
Windows 2000, XP, Server 2003
OVERALL RISK RATING:
DAMAGE POTENTIAL:
DISTRIBUTION POTENTIAL:
REPORTED INFECTION:
Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
It executes the downloaded files. As a result, malicious routines of the downloaded files are exhibited on the affected system.
This is the Trend Micro detection for files that exhibit certain behaviors.
TECHNICAL DETAILS
Initial Samples Received Date:
01 Jan 0001
Download Routine
It saves the files it downloads using the following names:
- %Windows%\e.vbs
It then executes the downloaded files. As a result, malicious routines of the downloaded files are exhibited on the affected system.
Installation
It drops the following files:
- %Windows%\Ot.bAT
Other Details
This IS the Trend Micro detection FOR:
- Shortcut (.LNK) files that connect to a TFTP server in an attempt to download a .VBS file. The said server, however, is inaccessible.
SOLUTION
Minimum Scan Engine:
8.900
Step 1
For Windows ME and XP users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.
Step 2
Search and delete this file
[ Learn More ]
There may be some component files that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden files and folders in the search result. - %Windows%Ot.bAT
- %Windows%e.vbs
Step 3
Scan your computer with your Trend Micro product to delete files detected as LNK_DLOADER.BAT 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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