Threat Encyclopedia

Selected viruses, spyware, and other threats: sorted alphabetically

Win32/Rbot

Aliases:Backdoor.Win32.Rbot.gi (Kaspersky), Backdoor:Win32/Rbot.gen (Microsoft), W32.Spybot.Worm (Symantec) 
Type of infiltration:Trojan  
Size:437289 B 
Affected platforms:Microsoft Windows 
Signature database version:1650 (20060707) 

Short description

The trojan serves as a backdoor. It can be controlled remotely.

Installation

When executed, the trojan copies itself into the %system% folder using the following filename:
  • %variable%.exe
A string with variable content is used instead of %variable%.

In order to be executed on every system start, the trojan modifies the following Registry keys:
  • [HKEY_LOCAL_MACHINESoftwareMicrosoftWindowsCurrentVersion
    Run]
    "Windows Layer" = "%system%%variable%.exe"
  • [HKEY_LOCAL_MACHINESoftwareMicrosoftWindowsCurrentVersion
    RunServices]
    "Windows Layer" = "%system%%variable%.exe"

Other information

The trojan is sent data and commands from a remote computer or the Internet.

The trojan connects to the following addresses:
  • irc.seslichat5.com
The IRC protocol is used.

It can execute the following operations:
  • send the list of disk devices and their type to a remote computer
  • download files from a remote computer and/or Internet
  • spread via shared folders and P2P networks
  • sending various information about the infected computer
  • collect information about the operating system used
  • connect to remote computers to a specific port
  • send the list of disk devices and their type to a remote computer
  • download files from a remote computer and/or Internet
  • spread via shared folders and P2P networks
  • sending various information about the infected computer
  • collect information about the operating system used
  • connect to remote computers to a specific port
  • stop itself for a certain time period
  • obtain the list of shared network folders
  • capture webcam video/voice
  • capture screenshots
  • send files to a remote computer
  • retrieve the CPU information
  • redirect traffic
  • monitor network traffic
  • spread via IM networks
  • log keystrokes
  • terminate running processes
  • run executable files
  • shut down/restart the computer
  • perform port scanning
  • open a specific URL address
  • perform DoS/DDoS attacks
  • update itself to a newer version
  • delete folders
  • create folders
  • move files
  • delete files
  • open ports