high
Summary
Summary
Action- More Information
| How it spreads |
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|---|---|
| Affected operating systems | Windows |
| Protection available since | 25 February 2005 07:47:55 (GMT) |
| Detected by | All Sophos products |
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Action
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More Information
W32/Sdbot-VN is a network worm with backdoor Trojan functionality for the Windows platform.
The worm joins a predetermined IRC channel and awaits further commands from remote attackers.
The worm spreads through network shares protected by weak passwords. W32/Sdbot-VN is a network worm with backdoor Trojan functionality for the Windows platform.
When first run, W32/Sdbot-VN copies itself to the Windows system folder as msn16.exe and creates the following registry entries in order to run each time a user logs on:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
MSN
msn16.exe
HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices
MSN
msn16.exe
HKCU\Software\Microsoft\Windows\CurrentVersion\Run
MSN
msn16.exe
The worm joins a predetermined IRC channel and awaits further commands from remote attackers. The backdoor component can then be instructed to perform the following:
take part in distributed denial of service (DDoS) attacks
upload/download/execute arbitrary files
add/remove network shares
scan networks for vulnerabilities
The worm spreads through network shares protected by weak passwords.
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