Sophos

W32/Sdbot-CWO

Aliases
  • Backdoor.Win32.IRCBot.wt
  • W32/Sdbot.worm.gen.g
  • Win32/Rbot
  • W32.Spybot.Worm
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Included in our products from March 2007 (4.15)
Protection available since 6 January 2007 15:33:33 (GMT)
Last updated 31 January 2007 15:46:38 (GMT)
Detected by All Sophos products

Action

More Information

W32/Sdbot-CWO is a network worm with IRC backdoor functionality.

W32/Sdbot-CWO spreads by exploiting common network vulnerabilities.

W32/Sdbot-CWO allows a remote attacker to gain access and control over the infected computer using IRC channels. W32/Sdbot-CWO is a network worm with IRC backdoor functionality.

W32/Sdbot-CWO spreads by exploiting common network vulnerabilities.

W32/Sdbot-CWO allows a remote attacker to gain access and control over the infected computer using IRC channels.

When first run, W32/Sdbot-CWO copies itself to <System>\adv32.exe and creates the following registry entries in order to be run automatically:

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Office Monitor
<System>\adv32.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Run
Office Monitor
<System>\adv32.exe

W32/Sdbot-CWO sets the following registry entries in order to secure the infected computer against further exploits:

HKLM\SOFTWARE\Microsoft\Ole\
EnableDCOM
N

HKLM\SYSTEM\CurrentControlSet\Control\Lsa\
restrictanonymous
1

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