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Panda Protection

Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.

Gaobot.IUF

Threat LevelHigh threatDamageSevereDistributionNot widespread
Common name:Gaobot.IUF
Technical name:W32/Gaobot.IUF.worm
Threat level:Medium
Alias:IM-Worm.Win32.Prex.i
Type:Worm
Effects:  

It connects to an IRC server in order to receive remote control commands: obtain hardware information, steal videogames passwords, update the worm, etc. It spreads across networks and it is also dropped by the worm Prex.AM.

Affected platforms:

Windows 2003/XP/2000/NT/ME/98/95

First detected on:July 5, 2005
Detection updated on:July 6, 2005
StatisticsNo
Proactive protection:
Yes, using TruPrevent Technologies

Brief Description 

    

Gaobot.IUF is a worm with backdoor characteristics that allows hackers to gain remote control over the affected computer and carry out actions such as command execution, hardware information retrieval, theft of passwords belonging to several videogames, worm update, etc.

Gaobot.IUF uses different means to spread:

  • It makes copies of itself in the shared network resources it accesses to.
  • It is dropped in the affected computer by a worm that spreads via the instant messaging program MSN Messenger, detected as W32/Prex.AM.worm.

Visible Symptoms 

    

Gaobot.IUF is difficult to recognize, as it does not display any messages or warnings that indicate it has reached the computer.