Sophos

Troj/WinSpy-C

Aliases
  • Trojan-Spy.Win32.WinSpy.a
  • Trojan-Spy.Win32.WinSpy.c
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 18 August 2005 20:39:22 (GMT)
Detected by All Sophos products

Action

More Information

Troj/WinSpy-C is a multicomponent Trojan for the Windows platform.

The Trojan allows backdoor access to remote users. Troj/WinSpy-C can be instructed to perform various functions including:

sending email
displaying pictures
downloading/executing files
harvesting usernames and passwords (from Outlook, internet accounts, etc)
modifying the system registry
logging keypresses
listing/terminating processes
listing visited URLs

When Troj/WinSpy-C is installed the following files are created:

<Windows>\Outlook.exe
<Windows>\WinHandler.dll
<Windows>\dll32\services.exe
<Windows>\hpeg.dll
<Windows>\refsdm.dll
<System>\WinHandler.dll
<System>\aosmtp.dll
<System>\mswinsck.ocx
<Windows>\taskmgr.exe
<Windows>\uniner.exe
<Windows>\wsdll32.exe

where aosmtp.dll, hpeg.dll, mswinsck.ocx are legitimate clean applications, and
msconfig.exe, outlook.exe, rdesk.exe, services.exe, taskmgr.exe, unir.exe
uniner.exe and WinHandler.dll are Trojan components .

The following registry entry is created to run services.exe on startup:

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
NTSet32
<Windows>\dll32\services.exe

The following registry entry is set:

HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced
Hidden
2

Registry entries are created under:

HKLM\SOFTWARE\NTSet\

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