Sophos

Mal/Dbot-D

Aliases
  • Backdoor.Win32.VB.dtj
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Included in our products from August 2008 (4.32)
Protection available since 23 June 2008 18:58:06 (GMT)
Detected by All Sophos products

Action

More Information

Mal/Dbot-D is a backdoor Trojan which allows a remote intruder to gain access and control over the computer.

When first run Mal/Dbot-D copies itself to <System>\system32.exe and creates the following files:

<Current Folder>\Server.exe
<System>\sys.html

Mal/Dbot-D may install a new version of the file <System>\msinet.ocx.

The following registry entry is set, affecting internet security:

HKLM\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile
EnableFirewall
0

Registry entries are set as follows:

HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced
EnableBalloonTips
0

HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
Userinit
<System>\userinit.exe,\WINDOWS\system32\system32.exe

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