Sophos

W32/Patco-A

Aliases
  • Trojan.Win32.VB.nd
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Protection available since 25 January 2005 23:14:46 (GMT)
Detected by All Sophos products
  • Free virus, spyware, and adware scan
  • Test your existing anti-virus protection
  • Find threats your anti-virus missed

Action

Please follow the instructions for removing worms.

You will also need to edit the following registry entries, if they are present. 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 entries:

HKLM\Software\Microsoft\Windows\CurrentVersion\Run
NortorUpdate
C:\windows\system\patch802.exe

HKLM\Software\Microsoft\Windows\CurrentVersion\Run
Myvirus
C:\windows\codeme.exe

HKLM\Software\Microsoft\Windows\CurrentVersion\RunOnce
Update
C:\windows\system\patch802.exe

HKLM\Software\Microsoft\Windows\CurrentVersion\RunOnce
Hpscanner
C:\windows\codeme.exe

and delete them if they exist.

Close the registry editor.

More Information

W32/Patco-A is a worm for the Windows platform.

W32/Patco-A copies itself to C:\windows\system\patch802.exe and C:\windows\codeme.exe. W32/Patco-A will periodically copy itself to A: and C:\my documents, replacing doc files with a file of the same name but and exe extension. W32/Patco-A is a worm for the Windows platform.

W32/Patco-A copies itself to C:\windows\system\patch802.exe and C:\windows\codeme.exe. W32/Patco-A will periodically copy itself to A: and C:\my documents, replacing doc files with a file of the same name but and exe extension.

W32/Patco-A creates the following registry entries:

HKLM\Software\Microsoft\Windows\CurrentVersion\Run
NortorUpdate
C:\windows\system\patch802.exe

HKLM\Software\Microsoft\Windows\CurrentVersion\Run
Myvirus
C:\windows\codeme.exe

HKLM\Software\Microsoft\Windows\CurrentVersion\RunOnce
Update
C:\windows\system\patch802.exe

HKLM\Software\Microsoft\Windows\CurrentVersion\RunOnce
Hpscanner
C:\windows\codeme.exe

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