Social Networks Follow us on Twitter Like us on Facebook You Tube Channel
Threat Encyclopedia Mobile Page
Quick Links
  • Save & Share
  • Choose your country:
WORM_SPYBOT.DX

Malware type: Worm

Aliases: Backdoor.Win32.Rbot.bdr, W32/Sdbot.worm.gen.ca, W32.Spybot.Worm, Worm/Rbot.181248.4, is a security risk named W32/Sdbot.VCC, Mal/Packer, Backdoor:Win32/Rbot!B44C

In the wild: No

Destructive: No

Language: English

Platform: Windows 95, 98, ME, NT, 2000, XP

Encrypted: No

Overall risk rating:

Reported infections:

Damage potential:

High

Distribution potential:

High

Description: 

This worm drops a copy of itself as ANTIVIRUS32.EXE in the Windows system folder. To spread, it attempts to drop a copy of itself in accessed shared folders of systems within the network.

This malware uses a list of user names and passwords to gain access to found machines.

It also has backdoor capabilities. It attempts to connect to an IRC (Internet Relay Chat) server which allows a remote user to access the infected system. Thus a remote user is able to accomplish several malicious activities, such as displaying system information, stealing CD keys and terminating processes.

It runs on Windows 95, 98, ME, NT, 2000 and XP.

For additional information about this threat, see:

Description created: May. 19, 2004 9:32:09 PM GMT -0800
Description updated: May. 27, 2004 10:52:55 PM GMT -0800


Minimum scan engine version needed: 7.500

Pattern file needed: 5.545.00

Pattern release date: Sep 16, 2008


Important note: The "Minimum scan engine" refers to the earliest Trend Micro scan engine version guaranteed to detect this threat. However, Trend Micro strongly recommends that you update to the latest version in order to get comprehensive protection. Download the latest scan engine here.

Solution:

Identifying the Malware Program

To remove this malware, first identify the malware program.

  1. Scan your system with your Trend Micro antivirus product.
  2. NOTE all files detected as WORM_SPYBOT.DX.

Trend Micro customers need to download the latest pattern file before scanning their system. Other users can use Housecall, Trend Micros free online virus scanner.

Terminating the Malware Program

This procedure terminates the running malware process. You will need the name(s) of the file(s) detected earlier.

  1. Open Windows Task Manager.
    On Windows 95, 98, and ME, press
    CTRL+ALT+DELETE
    On Windows NT, 2000, and XP, press
    CTRL+SHIFT+ESC, then click the Processes tab.
  2. In the list of running programs*, locate the malware file(s) detected earlier.
  3. Select one of the detected files, then press either the End Task or the End Process button, depending on the version of Windows on your system.
  4. Do the same for all detected malware files in the list of running processes.
  5. To check if the malware process has been terminated, close Task Manager, and then open it again.
  6. Close Task Manager.

*NOTE: On systems running Windows 95, 98, and ME, Windows Task Manager may not show certain processes. You can use a third party process viewer such as Process Explorer to terminate the malware process. Otherwise, continue with the next procedure, noting additional instructions.

Removing Autostart Entries from the Registry

Removing autostart entries from the registry prevents the malware from executing at startup.

  1. Open Registry Editor. Click Start>Run, type REGEDIT, then press Enter.
  2. In the left panel, double-click the following:
    HKEY_LOCAL_MACHINE>Software>Microsoft>
    Windows>CurrentVersion>Run
  3. In the right panel, locate and delete the entry:
    Windows Config = antivirus32.exe
  4. In the left panel, double-click the following:
    HKEY_LOCAL_MACHINE>Software>Microsoft>
    Windows>CurrentVersion>RunServices
  5. In the right panel, locate and delete the entry:
    Windows Config = antivirus32.exe
  6. In the left panel, double-click the following:
    HKEY_CURRENT_USER>Software>Microsoft>
    Windows>CurrentVersion>Run
  7. In the right panel, locate and delete the entry:
    Windows Config = antivirus32.exe
  8. Close Registry Editor.

NOTE: If you were not able to terminate the malware process as described in the previous procedure, restart your system.

Additional Windows ME/XP Cleaning Instructions

Running Trend Micro Antivirus

Scan your system with Trend Micro antivirus and delete all files detected as WORM_SPYBOT.DX. To do this, Trend Micro customers must download the latest pattern file and scan their system. Other Internet users can use HouseCall, Trend Micros free online virus scanner.


Trend Micro offers best-of-breed antivirus and content-security solutions for your corporate network, small and medium business, mobile device or home PC.