Sophos

W32/Sdbot-ABQ

Aliases
  • Backdoor.Win32.Agent.mo
  • W32/Sdbot.worm.gen
Category
Type
What to do
Prevalence low high

Summary

 
How it spreads
  • Network shares
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Included in our products from September 2005 (3.97)
Protection available since 30 July 2005 15:44:30 (GMT)
Detected by All Sophos products

Action

More Information

W32/Sdbot-ABQ is a worm for the Windows platform.

W32/Sdbot-ABQ spreads to other network computers by exploiting common buffer overflow vulnerabilites, including LSASS (MS04-011).

W32/Sdbot-ABQ runs continuously in the background, providing a backdoor server which allows a remote intruder to gain access and control over the computer via IRC channels. W32/Sdbot-ABQ is a worm for the Windows platform.

W32/Sdbot-ABQ spreads to other network computers by exploiting common buffer overflow vulnerabilites, including LSASS (MS04-011).

W32/Sdbot-ABQ runs continuously in the background, providing a backdoor server which allows a remote intruder to gain access and control over the computer via IRC channels.

W32/Sdbot-ABQ includes functionality to:

- steal confidential information including system hardware information
- carry out DDoS flooder attacks
- silently download, install and run new software
- inject itself to the Windows explorer process to stealth itself

When first run W32/Sdbot-ABQ copies itself to <System>\mousecrm.exe. The file mousecrm.exe is registered as a new system driver service named "mousecrm", with a display name of "Mouse Cursor Monitor" and a startup type of automatic, so that it is started automatically during system startup. Registry entries are created under:

HKLM\SYSTEM\CurrentControlSet\Services\mousecrm\

It may also create a log file at <Windows>\Debug\dcpromo.log.

Registry entries are set as follows:

HKLM\SOFTWARE\Microsoft\Ole
EnableDCOM
n

HKLM\SYSTEM\CurrentControlSet\Control\Lsa
restrictanonymous
1

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