Sophos

W32/Agobot-SW

Aliases
  • Backdoor.Win32.Agobot.gen
  • W32/Gaobot.worm.gen.bh
  • BKDR_AGOBOT.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
Protection available since 6 June 2005 20:32:14 (GMT)
Detected by All Sophos products
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Action

More Information

W32/Agobot-SW spreads by copying itself to network shares protected by weak passwords.

W32/Agobot-SW 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/Agobot-SW copies itself to <Windows system folder>\WinStabilizer.exe and creates the following registry entries to run on startup:

HKLM\Software\Microsoft\Windows\CurrentVersion\Run
WinStabilizer
WinStabilizer.exe

HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices
WinStabilizer
WinStabilizer.exe

Registry entries are set as follows:

HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_WINSTABILIZER\0000
DeviceDesc
WinStabilizer

HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_WINSTABILIZER\0000
Service
WinStabilizer

HKLM\SYSTEM\CurrentControlSet\Services\WinStabilizer
DisplayName
WinStabilizer

W32/Agobot-SW may share/delete the admin$, ipc$, e$, d$, c$ drives. W32/Agobot-SW may attempt to terminate anti-virus and other security-related processes and attempt to prevent access to AV and security related web-sites.

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