Sophos

W32/Poebot-P

Aliases
  • Backdoor.Win32.SdBot.aho
  • W32.Linkbot.M
  • WORM_RBOT.CFU
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 1 November 2005 04:25:24 (GMT)
Detected by All Sophos products
  • Endpoint Security and Control 9.0
  • Small business solutions 4.0

Action

Please follow the instructions for removing worms.

Windows NT/2000/XP/2003

In Windows NT/2000/XP/2003 you will also need to edit the following registry entry. The removal of this entry is optional in Windows 95/98/Me. Please read the warning about editing the registry.

At the taskbar, click Start|Run. Type 'Regedit' and press Return. The registry editor opens.

Before you edit the registry, you should make a backup. On the 'Registry' menu, click 'Export Registry File'. In the 'Export range' panel, click 'All', then save your registry as Backup.

Locate the HKEY_LOCAL_MACHINE entry:

HKLM\Software\Microsoft\Windows\CurrentVersion\Run\
Microsoft Internet Explorer
<System>\iexplore.exe

and delete it if it exists.

Close the registry editor.

More Information

W32/Poebot-P is a worm for the Windows platform.

When first run W32/Poebot-P copies itself to <System>\iexplore.exe and creates the file jotji.bat in the current folder. The file jotji.bat harmless on its own and can be safely removed.

W32/Poebot-P will attempt to connect to a remote URL and may spread through network shares protected by weak passwords and other exploits including:

LSASS (MS04-011)
RPC-DCOM (MS04-012)
WKS (MS03-049) (CAN-2003-0812)
WebDav (MS03-007)
Veritas (CAN-2004-1172)
Dameware (CAN-2003-1030)
PNP (MS05-039)
ASN.1 (MS04-007)

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

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Microsoft Internet Explorer
<System>\iexplore.exe

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