Sophos

Troj/Delf-NK

Aliases
  • Trojan-Dropper.Win32.Delf.nk
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Included in our products from December 2005 (4.00)
Protection available since 13 October 2005 22:20:58 (GMT)
Detected by All Sophos products

Action

More Information

Troj/Delf-NK is a backdoor for the Window platform.

The Trojan allows a remote intruder to gain access and control over the computer. Troj/Delf-NK includes functionality to get clipboard data, download files, access the internet and communicate with a remote server via HTTP.

When first run Troj/Delf-NK copies itself to <System>\javams32.exe.

The following registry entry are created to run javams32.exe on startup:

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Service Monitor
<System>\javams32.exe

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices
Service Monitor
<System>\javams32.exe

HKCU\Software\Mircosoft\OLE
Service Monitor
<System>\javams32.exe

Registry entries are set as follows:

HKLM\SOFTWARE\Microsoft\Ole
EnableDCOM
N

HKLM\SYSTEM\CurrentControlSet\Control\Lsa
restrictanonymous

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