Sophos

Troj/QQPass-I

Aliases
  • Trojan-PSW.Win32.QQShou.i
  • PWS-QQPass
  • Trojan.PWS.QQPass
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Included in our products from October 2005 (3.98)
Protection available since 11 July 2005 13:01:51 (GMT)
Last updated 5 September 2005 09:49:32 (GMT)
Detected by All Sophos products

Action

Please follow the instructions for removing Trojans.

Change any data that may have become compromised.

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/QQPass-I is a password-stealing Trojan for the Windows platform.

Troj/QQPass-I sends stolen details to a pre-specified email address.

When first run Troj/QQPass-I copies itself to:

<Windows>\winset.exe

and creates the following file:

<System>\winet.dll

winet.dll is a data file, and can be safely deleted.

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

HKCU\Software\Microsoft\Windows\CurrentVersion\Run
loadwin
winset.exe

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
exporet
winset.exe

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