Computer Virus Threats

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Infostealer.Orcu.B

Reported: September 28, 2007

 

 

Description:

Infostealer.Orcu.B can steal sensitive information from the infected computer. It may disguised as a message from Orkut network or through Microsoft instant messaging clients.
 

Technical Name: Infostealer.Orcu.B

 

Threat Level: Low

 

Type: Trojan

 

Systems Affected: Windows All

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HOW TO REMOVE Infostealer.Orcu.B:

1. Temporarily Disable System Restore (Windows Me/XP). [how to]
2. Update the virus definitions.

3. Reboot computer in SafeMode [how to]

4. Run a full system scan and clean/delete all infected file

5. Delete/Modify any values added to the registry. [how to edit registry]

Navigate to and delete the following entry:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\"xmnfuruwk" = "C:\WINDOWS\rnxntup.exe

Restore the following registry entries to their original values, if required:
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy

\StandardProfile\AuthorizedApplications\List\C:\Documents and Settings\All Users\start menu\programs\startup\mxjxde.exe: "C:\Documents and Settings\All Users\start menu\programs\startup\mxjxde.exe:*:Enabled:mansnsblad"


HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy

\StandardProfile\AuthorizedApplications\List\C:\Documents and Settings\All Users\start menu\programs\startup\jvms.exe: "C:\Documents and Settings\All Users\start

menu\programs\startup\jvms.exe:*:Enabled:horacast"


HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy

\StandardProfile\AuthorizedApplications\List\C:\Documents and Settings\All Users\start menu\programs\startup\mxjxde.exe: "C:\Documents and Settings\All Users\start menu\programs\startup\mxjxde.exe:*:Enabled:mansnsblad"


HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy

\StandardProfile\AuthorizedApplications\List\C:\Documents and Settings\All Users\start menu\programs\startup\jvms.exe: "C:\Documents and Settings\All Users\start menu\programs\startup\jvms.exe:*:Enabled:horacast"

 

6. Exit registry editor and restart the computer.

7. In order to make sure that threat is completely eliminated from your computer, carry out a full scan of your computer using AntiVirus and Antispyware Software. Another way to delete the virus using various Antivirus Program without the need to install can be done with Online Virus Scanner.

Precise Security

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