Sophos

W32/Rbot-PL

Category
Type
What to do
Prevalence low high

Summary

 
How it spreads
  • Network shares
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Included in our products from December 2004 (3.88)
Protection available since 10 November 2004 13:37:11 (GMT)
Detected by All Sophos products

Action

More Information

W32/Rbot-PL is an IRC backdoor Trojan and network worm.

W32/Rbot-PL may spread to remote network shares and computers vulnerable to common exploits. The worm also opens up a backdoor, allowing unauthorised remote access to infected computers via the IRC network, while running in the background as a service process.

W32/Rbot-PL copies itself to the Windows system folder and creates the following registry entries to run automatically on log-on:

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\
Windows Update Monitoring Service = "winupdt.exe"

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices\
Windows Update Monitoring Service = "winupdt.exe"

W32/Rbot-PL also attempts to set the following registry entries:

HKCU\Software\Microsoft\OLE\
Windows Update Monitoring Service = "winupdt.exe"

HKLM\SOFTWARE\Microsoft\Ole\
EnableDCOM = "N"

HKLM\SYSTEM\ControlSet001\Control\Lsa\
restrictanonymous = 1

HKLM\SYSTEM\CurrentControlSet\Control\Lsa\
restrictanonymous = 1

W32/Rbot-PL can receive commands from a remote intruder to delete network shares, log keypresses, participate in DDoS attacks, scan other computers for vulnerabilities, steal passwords, steal registration keys for computer games, terminate anti-virus and firewall processes, block access to anti-virus websites, create local administrator
accounts and capture video from webcameras attached to the computer.

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