Linux.Plupii.C is a worm with back door capabilities that spreads by exploiting vulnerabilities.
Infection Length: 40,7576 bytes
Systems Affected: Linux, Novell Netware, UNIX
Number of infections: 0 - 49
Number of sites: 0 - 2
Geographical distribution: Low
Threat containment: Easy
Technical Details :
When Linux.Plupii.C is executed, it performs the following actions:
1. Opens a back door on UDP port 27015, which enables a remote attacker to have unauthorized
access to the compromised computer.
2. Generates IP addresses and uses them to build URLs which include the following strings:
3. Sends HTTP requests to the URLs it generates, and attempts to spread by exploiting the
following Web server-related vulnerabilities:
The XML-RPC for PHP Remote Code Injection vulnerability (as described in Bugtraq ID
The AWStats Rawlog Plugin Logfile Parameter Input Validation Vulnerability (as described
in Bugtraq ID 10950)
The Darryl Burgdorf Webhints Remote Command Execution Vulnerability (as described in
Bugtraq ID 13930)
4. When the worm finds a vulnerable script on the compromised computer, it downloads and
executes a malicious install script from the following Web site:
5. Attempts to download the following files to the /tmp/.temp folder:
cb ( Detected as Linux.Plupii.B )
https (A Perl script with IRC back door functionality.)
ping.txt (A Perl script that is a reverse shell back door.)
6. Attempts to connect to a predetermined IP address on TCP port 8080 and open a shell back door.
7. Opens an IRC back door, which attempts to connect on one of the following IRC servers:
The worm joins a channel that contains the following string and waits for commands from
a remote attacker:
Source Article Published on Symantec Official Site on 25 th., Feb
To me i think it's not that thread as we can see in its effects, if you have a very weak firewall it will stand against it, also you can notice it from the number of infections though symantec try to say it's a big danger, i think they want to get more sales
Edited by XIII, 05 March 2006 - 08:18 AM.