Summary

Summary
Action
More Information
| How it spreads |
|
|---|---|
| Affected operating systems | Windows |
| Characteristics |
|
| Included in our products from | May 2008 (4.29) |
| Protection available since | 6 April 2008 14:08:35 (GMT) |
| Detected by | All Sophos products |
Action

Summary
Action
More Information
Please follow the instructions for removing worms.
More Information
W32/Tiotua-M is a worm with IRC backdoor functionality for the Windows platform.
W32/Tiotua-M allows a remote intruder to gain access and control over the computer.
W32/Tiotua-M also includes functionality to download, install and run new software as well as delete files with EXE extension.
When first run W32/Tiotua-M copies itself to <System>\winimgr.exe.
The following registry entries are created to run winimgr.exe on startup:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Win32 Servermgr12345
<System>\winimgr.exe
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices
Win32 Servermgr12345
<System>\winimgr.exe
