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TROJ_DLOADR.GAB

October 28, 2010
 PLATFORM:

Windows 98, ME, NT, 2000, XP, Server 2003

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Trojan adds registry entries to enable its automatic execution at every system startup.



It connects to certain URLs. It may do this to remotely inform a malicious user of its installation. It may also do this to download possibly malicious files onto the computer, which puts the computer at a greater risk of infection by other threats.



  TECHNICAL DETAILS

File Size:

418816 bytes

Memory Resident:

Yes

Initial Samples Received Date:

30 Dec 2009


Autostart Technique


This Trojan adds the following registry entries to enable its automatic execution at every system startup:

HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\
Windows\CURRENTVERSION\Run
aRpRender = "{malware path and filename}"



Download Routine


This Trojan connects to the following malicious URLs:

  • http://{BLOCKED}lastlog.co.kr/aRpRender.php?pid=


  SOLUTION

Minimum Scan Engine:

8.900


Step 1


Delete this registry value

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer"s registry.

 
  • In HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\Windows\CURRENTVERSION\Run
    • aRpRender = {malware path and filename}


Step 2


Scan your computer with your Trend Micro product to delete files detected as TROJ_DLOADR.GAB 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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