Content

Downloader-BJG

Type
Trojan
SubType
Downloader
Discovery Date
07/07/2008
Length
Varies
Minimum DAT
5333 (07/07/2008)
Updated DAT
5333 (07/07/2008)
Minimum Engine
5.1.00
Description Added
07/07/2008
Description Modified
07/16/2008 12:11 AM (PT)
Risk Assessment
Corporate User
Low
Home User
Low

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Characteristics

Downloader-BJG is a trojan that registers an in-process object and attempts to download further malware from remote websites.

When executed, it creates the following registry key(s):

  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{004e1da9-fc06-4324-b4e3-fcb0d05d5dc4}\InProcServer32

It follows to make connections to the following site(s):

  • setup.jobusiness.org

At the time of writing, this domain was not resolving to a valid website.

 

Symptoms

  • Presence of the registry keys mentioned.
  • Network connections to the site(s) mentioned.

 

Method of Infection

N/A. Downloaders are not viruses, and as such do not themselves contain any method to replicate. However they may themselves be downloaded by other viruses and/or Trojans to be installed on the user's system.

Many of these additionally are mass spammed by the author to entice people into double-clicking on them.

Alternatively they may be installed by visiting a malicious web page (either by clicking on a link, or by the website hosting a scripted exploit which installs the Downloader onto the user's system with no user interaction.

Removal

AVERT recommends to always use latest DATs and engine. This threat will be cleaned if you have this combination.

Additional Windows ME/XP removal considerations

Variants

Variants

    N/A

All Information

Overview -

This is a trojan detection. Unlike viruses, trojans do not self-replicate. They are spread manually, often under the premise that they are beneficial or wanted. The most common installation methods involve system or security exploitation, and unsuspecting users manually executing unknown programs. Distribution channels include email, malicious or hacked web pages, Internet Relay Chat (IRC), peer-to-peer networks, etc.

Characteristics

Characteristics -

Downloader-BJG is a trojan that registers an in-process object and attempts to download further malware from remote websites.

When executed, it creates the following registry key(s):

  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{004e1da9-fc06-4324-b4e3-fcb0d05d5dc4}\InProcServer32

It follows to make connections to the following site(s):

  • setup.jobusiness.org

At the time of writing, this domain was not resolving to a valid website.

 

Symptoms

Symptoms -

  • Presence of the registry keys mentioned.
  • Network connections to the site(s) mentioned.

 

Method of Infection

Method of Infection -

N/A. Downloaders are not viruses, and as such do not themselves contain any method to replicate. However they may themselves be downloaded by other viruses and/or Trojans to be installed on the user's system.

Many of these additionally are mass spammed by the author to entice people into double-clicking on them.

Alternatively they may be installed by visiting a malicious web page (either by clicking on a link, or by the website hosting a scripted exploit which installs the Downloader onto the user's system with no user interaction.

Removal -

Removal -

AVERT recommends to always use latest DATs and engine. This threat will be cleaned if you have this combination.

Additional Windows ME/XP removal considerations

Variants

Variants -

    N/A