high
Summary
Summary
Action- More Information
| Affected operating systems | Windows |
|---|---|
| Characteristics |
|
| Protection available since | 17 August 2005 15:57:03 (GMT) |
| Detected by | All Sophos products |
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Action
- Summary
- Action
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Please follow the instructions for removing worms.
Please read the instructions for removing W32/Hwbot-B.
More Information
W32/Hwbot-B is a network worm for the Windows platform.
W32/Hwbot-B connects to an IRC server and waits for instructions from a remote user including to download and execute further code or to spread via network security exploits.
W32/Hwbot-B can spread to computers vulnerable to the UPnP exploit.
The following patches for the operating system vulnerabilities exploited by W32/Hwbot-B can be obtained from the
Microsoft website:
MS05-039 W32/Hwbot-B is a network worm for the Windows platform.
When first run W32/Hwbot-B copies itself to <System>\wpa.exe and creates the file <Windows>\Debug\dcpromo.log.
The file wpa.exe is registered as a new system driver service named "wpa", with a display name of "WindowsProduct Activation" and a startup type of automatic, so that it is started automatically during system startup.
Registry entries are created under:
HKLM\SYSTEM\CurrentControlSet\Services\wpa\
W32/Hwbot-B connects to an IRC server and waits for instructions from a remote user including to download and execute further code or to spread via network security exploits.
W32/Hwbot-B can spread to computers vulnerable to the UPnP exploit.
The following patches for the operating system vulnerabilities exploited by W32/Hwbot-B can be obtained from the
Microsoft website:
Registry entries are set as follows:
HKLM\SOFTWARE\Microsoft\Ole
EnableDCOM
n
HKLM\SYSTEM\CurrentControlSet\Control\Lsa
restrictanonymous
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