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Trojan:W32/Dursg.D

Classification

Category:

Malware

Type:

Trojan

Aliases:

  • Trojan:W32/Dursg.D

Summary

Trojan:W32/Dursg.D downloads additional files (possibly malware) from remote sites without the knowledge or authorization of the user.

Removal

Technical Details

Execution

Upon executing, Trojan:W32/Dursg.D creates this directory:

  • %appdata%\SystemProc

It also creates these files under the new directory:

  • %appdata%\SystemProc\lsass.exe - a copy of itself
  • %appdata%\SystemProc\upd.exe

Activity

Once installed, Dursg.D attempts to connect and download from the following websites:

  • http://controllqz.com/[removed]?aid=hidden
  • http://simfreebox.com/[removed]?sd=2010-05-15&aid=hidden

Trojan:W32:Dursg.D deletes itself after execution.

Registry Changes

The following registry keys are created to set a launchpoint:

  • HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run RTHDBPL = C:\Documents and Settings\user\Application Data\SystemProc\lsass.exe

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