Threat Description

Backdoor:​PHP/​Obfu

Details

Aliases: Backdoor:PHP/Obfu
Category: Malware
Type: Backdoor
Platform: PHP

Summary


Obfu is a family of PHP backdoors that operate on any PHP enabled system. The variants belonging to this family are usually heavily obfuscated to prevent an outright detection of their functionality.



Removal


Automatic action

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

More

Detailed instructions for F-Secure security products are available in the documentation found in the Downloads section of our Home - Global site.

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



Technical Details


Backdoor:PHP/Obfu allows unauthorized access to a computer system.It is a remote access tool that allows a hacker to gain access to a compromised computer, typically though a TCP or UDP port.Backdoors are usually standalone files that install themselves to the system after they are run. They then remain active in the memory listening on specific network ports for commands from a remote host.The variants in this particular family are usually sent to the compromised server through a script that exploits an RFI (Remote File Inclusion) vulnerability on the compromised machine.






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