high
Summary
Summary
Action- More Information
| Affected operating systems | Windows |
|---|---|
| Characteristics |
|
| Protection available since | 23 June 2008 15:59:22 (GMT) |
| Detected by | All Sophos products |
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Action
- Summary
- Action
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Please follow the instructions for removing worms.
More Information
W32/Sohana-BB is a worm for the Windows platform.
W32/Sohana-BB includes functionality to access the internet and communicate with a remote server via HTTP.
When first run W32/Sohana-BB copies itself to:
<Windows>\regsvr.exe
<System>\regsvr.exe
<System>\winhelp.exe
and creates the following files:
<System>\setting.ini
<System>\setup.ini
<Windows>\winhelp.ini
The following registry entry is created to run regsvr.exe on startup:
HKCU\Software\Microsoft\Windows\CurrentVersion\Run
Yahoo Messengger
<System>\regsvr.exe
The following registry entry is changed to run winhelp.exe on startup:
HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
System
Winhelp.exe
The following registry entry is set, disabling system software:
HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System
DisableRegistryTools
1
Registry entries are set as follows:
HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer
NofolderOptions
0
HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System
DisableTaskMgr
0
HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
Shell
Explorer.exe rundll.exe
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