Summary

Summary
Action
More Information
| How it spreads |
|
|---|---|
| Affected operating systems | Windows |
| Characteristics |
|
| Included in our products from | October 2004 (3.86) |
| Protection available since | 9 September 2004 08:09:56 (GMT) |
| Detected by | All Sophos products |
Action

Summary
Action
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Please follow the instructions for removing Trojans.
More Information
Troj/Briss-B is a Trojan that installs software on a computer without the user's consent.
Troj/Briss-B arrives as an XPI (Cross Platform Installer) ZIP file named IST_NETSCAPE.XPI.ZIP. The ZIP file contains an EXE file named ISTINSTALL_NETSCAPE.EXE and a JavaScript file named INSTALL.JS.
The Trojan exploits a security hole in unpatched versions of Mozilla browsers to run the executable file.
The JavaScript file INSTALL.JS is automatically run by the browser. The file copies the EXE file to a Temporary folder and then runs it.
The EXE file is detected as Troj/Small-GL.
