Sophos

Troj/Stinx-A

Aliases
  • Backdoor.Win32.IRCBot.br
  • IRC-Stinx
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Protection available since 14 June 2005 13:49:22 (GMT)
Detected by All Sophos products
  • Endpoint Security and Control 9.0
  • Small business solutions 4.0

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 entries. The removal of these entries 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\

and remove any reference to any file you deleted.

Each user has a registry area named HKEY_USERS\[code number indicating user]\. For each user locate the entry:

HKU\[code number]\Software\Microsoft\Windows\
CurrentVersion\Run\

and remove any reference to any file you deleted.

Close the registry editor.

More Information

Troj/Stinx-A is a backdoor Trojan for the Windows platform.

Troj/Stinx-A runs continuously in the background, providing a backdoor server which allows a remote intruder to gain access and control over the computer via IRC channels.

Troj/Stinx-A may arrive as an attachment to an email with the subject line 'Photo Approval Needed'. The filename used is 'Photo + Article.exe'.

Troj/Stinx-A can be instructed to delete, execute, and download and execute files. Troj/Stinx-A is a backdoor Trojan for the Windows platform.

Troj/Stinx-A runs continuously in the background, providing a backdoor server which allows a remote intruder to gain access and control over the computer via IRC channels.

Troj/Stinx-A may arrive as an attachment to an email with the subject line 'Photo Approval Needed'. The filename used is 'Photo + Article.exe'.

When first run Troj/Stinx-A copies itself to <System>\svcmfte32.exe.

The following registry entries are created to run svcmfte32.exe on startup:

HKCU\Software\Microsoft\Windows\CurrentVersion\Run
MainStart
svcmfte32.exe

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
MainStart
svcmfte32.exe

Troj/Stinx-A can be instructed to delete, execute, and download and execute files.

Troj/Stinx-A will also try and circumvent the Windows Firewall if it is present.

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