Sophos

W32/Delbot-AK

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 June 2007 (4.18)
Protection available since 18 April 2007 06:00:41 (GMT)
Detected by All Sophos products

Action

More Information


W32/Delbot-AK is a worm with backdoor functionality for the Windows platform.

W32/Delbot-AK spreads to other network computers by:
- Scanning network shares for weak passwords
- Exploiting common buffer overflow vulnerabilities
- Symantec (SYM06-010)
- Microsoft Security Advisory (935964): Vulnerability in RPC on Windows DNS Server Could Allow Remote Code Execution. W32/Delbot-AK is a worm with backdoor functionality for the Windows platform.

W32/Delbot-AK spreads to other network computers by:
- Scanning network shares for weak passwords
- Exploiting common buffer overflow vulnerabilities
- Symantec (SYM06-010)
- Microsoft Security Advisory (935964): Vulnerability in RPC on Windows DNS Server Could Allow Remote Code Execution.

When first run W32/Delbot-AK copies itself to <System>\ntoepad.exe and attempts to download and execute a file from a remote location to <Root>\radi.exe. At the time of writing, this file was unavailable for download

The following registry entry is created to run ntoepad.exe on startup:

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Notepad
<System>\ntoepad.exe

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