Sophos

Troj/Spyre-E

Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Protection available since 16 June 2005 05:37:41 (GMT)
Detected by All Sophos products
  • Free virus, spyware, and adware scan
  • Test your existing anti-virus protection
  • Find threats your anti-virus missed

Action

Please follow the instructions for removing Trojans.

Windows NT/2000/XP/2003

In Windows NT/2000/XP/2003 you will also need to edit the following registry entry. The removal of this entry is optional in Windows 95/98/Me. Please read the warning about editing the registry.

At the taskbar, click Start|Run. Type 'Regedit' and press Return. The registry editor opens.

Before you edit the registry, you should make a backup. On the 'Registry' menu, click 'Export Registry File'. In the 'Export range' panel, click 'All', then save your registry as Backup.

Locate the HKEY_LOCAL_MACHINE entry:

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Intel system tool
<System>\hookdump.exe

and delete it if it exists.

Close the registry editor.

More Information

Troj/Spyre-E is a Trojan for the Windows platform.

The Trojan displays a fake security warning in an effort to promote traffic to a specific website. Troj/Spyre-E is a Trojan for the Windows platform.

The Trojan displays a fake security warning in an effort to promote traffic to a specific website.

Troj/Spyre-E may create registry entries under the following:

HKLM\SOFTWARE\AntivirusGold

Troj/Spyre-E copies itself to the Windows system folder as hookdump.exe and sets the following registry entry in order to run each time a user logs on:

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Intel system tool
<System>\hookdump.exe

The Trojan drops a file named screen.html to the Windows folder and sets screen.html as the Desktop wallpaper. Screen.html contains fake security alerts and prompts to visit the remote website. The following text appears in the message:

WARNING! YOU'RE IN DANGER! ALL YOU DO WITH COMPUTER IS STORED FOREVER IN YOUR HARD DISK. WHEN YOU VISIT SITES, SEND EMAILS... ALL YOUR ACTIONS ARE LOGGED. AND IT IS IMPOSSIBLE TO REMOVE THEM WITH STANDARD TOOLS. YOUR DATA IS STILL AVAILABLE FOR FORENSICS. AND IN SOME CASES FOR YOUR BOSS, YOUR FRIENDS, YOUR WIFE, YOUR CHILDREN.

Troj/Spyre-E also periodically displays a popup containing the following message:

Your computer is infected!
Protect Your Computer From Viruses.
You need to use antivirus software.

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