Agobot.VS

Threat description

Details

Summary

The Agobot.VS variant was found on October 27th, 2004. We received several reports about it from the field. This backdoor is functionality similar to previous Agobot variants.



Removal

Automatic action

Depending on the settings of your F-Secure security product, it will either automatically delete, quarantine or rename the suspect file, or ask you for a desired action.

More scanning & removal options

More information on the scanning and removal options available in your F-Secure product can be found in the Help Center.

You may also refer to the Knowledge Base on the F-Secure Community site for more information.

Contact Support

F-Secure customers can request support online via the Request support or the Chat forms on our Home - Global site.

Technical Details

Security Updates

The most important step of disinfection is the installation of security patches for the vulnerabilities exploited by Agobot.

Detailed information and patches are available from the following pages:

Automatic action

Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.

More scanning & removal options

You can refer to General Removal Instructions for a simple guide on how to remove harmful programs.

More information on the scanning and removal options available in your F-Secure product can be found in the Help Center.

You may also refer to the Knowledge Base on the F-Secure Community site for further assistance.

Network Disinfection

For general instructions on disinfecting a local network infection, please see Eliminating A Local Network Outbreak.

Manual Disinfection

Caution: Manual disinfection is a risky process; it is recommended only for advanced users.

Manual disinfection of this Agobot variant requires killing the backdoor's process in memory and deletion of the infected file from Windows System folder.

The file name is 'winl0g0n.exe'. There are zeroes instead of 'o' letters in the file name: do not confuse this file with a Windows component named 'winlogon.exe'!

Detection

F-Secure Anti-Virus detects this backdoor as 'Backdoor.Agobot.VS' with the following updates:

Detection Type: PC

Database: 2004-10-27_05

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